Skip to content
Commercial StudiesICSE Class 9 · Chapter 5

Communication in Commercial Organisations ICSE Class 9 Commercial Studies

Updated 15 October 2026 · Fact-checked

Communication is the transfer of information, ideas and instructions from a sender to a receiver so that they are understood and acted on. ICSE Class 9 covers its meaning, the process (sender, encoding, message, channel, receiver, decoding, feedback), its role in a commercial organisation, and four methods: letter, e-mail, conference calling (audio and video) and social media.

What Communication in Commercial Organisations is about

A business runs on messages: a customer places an order, a manager gives instructions, a supplier confirms delivery, the accounts department reminds a debtor. If these messages are late, unclear or lost, mistakes and losses follow. This chapter explains what communication is, how it works, why it matters in business, and the main methods used today.

The CISCE 2028 Class IX syllabus asks for: the meaning and process of communication; the role of communication in a commercial organisation; and the different methods of communication: letter, e-mail, conference calling (audio and video) and social media, with the meaning of each.

The process is the part most often tested with a diagram, so learn its elements in order and be able to draw the flow chart with feedback returning to the sender. For the methods, the syllabus asks only for meaning, but a short example and one advantage for each make a meaning answer clearer and help in 'which method should the firm use?' questions.

Weightage: CISCE publishes no chapter weightage and no question-paper layout for ICSE Class 9 Commercial Studies. Class IX is examined by your school: one 80-mark paper of 2 hours plus 20 marks of internal assessment. Communication in Commercial Organisations is topic 3. Communication in Commercial Organisations of the 2028 syllabus.Source: CISCE ICSE 2028 Commercial Studies syllabus, Class IX

Key concepts

Meaning of communication

Communication is the process of transmitting information, ideas, facts, opinions, instructions or feelings from one person or group (the sender) to another (the receiver), so that the receiver understands the message as the sender intended and responds to it.

The word comes from the Latin 'communis', meaning 'common': communication creates a common understanding between people.

Key points:
1. There must be at least two parties: sender and receiver.
2. There must be a message.
3. The message must be understood; mere sending is not communication.
4. It is a two-way process: feedback completes it.
5. It can be oral, written, non-verbal or electronic.

In a commercial organisation, communication flows within the firm (between managers and employees and between departments) and outside it (with customers, suppliers, banks, the government).

Worked example

(2 marks) Define communication. Why is understanding essential to it?

Try it first, then show the solutionSolution
  1. Communication is the process of transferring information, ideas or instructions from a sender to a receiver so that a common understanding is created - 1 mark.
  2. If the receiver does not understand the message as intended, the purpose fails; so communication is complete only when the message is understood - 1 mark.

Answer: Communication is the transfer of information and ideas from a sender to a receiver to create a common understanding. Understanding is essential because a message that is sent but not understood does not achieve its purpose.

Process of communication

The process of communication has the following elements, in order:
1. Sender (communicator): the person who has an idea or information to share and starts the process.
2. Encoding: the sender converts the idea into a form that can be sent: words, symbols, pictures, gestures.
3. Message: the encoded content: what is communicated.
4. Channel (medium): the means used to send the message: letter, e-mail, telephone, video call, social media post, face to face.
5. Receiver: the person or group for whom the message is meant.
6. Decoding: the receiver interprets the message and understands its meaning.
7. Feedback: the receiver's response, which tells the sender whether the message was received and understood correctly. It makes communication two-way.

Noise: any disturbance or barrier at any stage that distorts the message: poor network, unclear handwriting, jargon, a noisy room, language differences.

Example: a sales manager (sender) wants to tell salespeople about a new discount; he writes it as a short e-mail (encoding, message) and sends it by e-mail (channel); the salespeople (receivers) read and understand it (decoding) and reply 'Noted, will inform customers' (feedback).

Worked example

(2 marks) What is meant by encoding and feedback in the communication process?

Try it first, then show the solutionSolution
  1. Encoding: the sender converts the idea into words, symbols or pictures that can be sent - 1 mark.
  2. Feedback: the receiver's response to the sender, which shows whether the message was understood; it makes communication two-way - 1 mark.

Answer: Encoding is putting an idea into words, symbols or images that can be transmitted. Feedback is the receiver's response, telling the sender that the message has been received and understood.

Role of communication in a commercial organisation

1. Smooth working and coordination: departments share plans and information (marketing's forecast reaches production), so their efforts are coordinated.
2. Basis of planning and decision-making: managers need timely, accurate information about sales, costs and markets to plan and decide.
3. Directing and controlling: managers give instructions, set targets and receive reports to check performance.
4. Motivation and morale: employees who are informed, consulted and appreciated work better.
5. Good relations: clear, regular communication reduces misunderstandings between management and workers.
6. Dealing with outsiders: orders, enquiries, quotations and complaints from customers; dealings with suppliers, banks, insurers and the government.
7. Promotion and public image: advertising and social media communicate the firm's products and values to the public.
8. Speed and efficiency: quick communication saves time and money, helps respond to market changes and avoids costly mistakes.

Worked example

(2 marks) State two roles of communication in a commercial organisation.

Try it first, then show the solutionSolution
  1. It helps coordination between departments by sharing plans and information - 1 mark.
  2. It helps managers plan, take decisions and control work using timely information and reports (also motivation, dealings with customers) - 1 mark.

Answer: (1) It coordinates the work of different departments by sharing information. (2) It provides the information managers need for planning, decision-making and control.

Letter and e-mail

Letter (business letter): a written message on paper, usually on the firm's letterhead, sent by post or courier (or by hand) to a person or organisation. It follows a standard format: sender's address, date, receiver's address, subject, salutation, body, complimentary close and signature.
Uses: formal communication and records: orders, quotations, appointment letters, legal notices, complaints.
Features: permanent written record; can be used as legal evidence; formal; but slow and costly compared with e-mail.

E-mail (electronic mail): a written message, with or without attachments (documents, pictures), sent and received electronically over the internet from one e-mail address to another.
Uses: day-to-day business messages, sending invoices, reports and quotations, internal circulars, customer support.
Features: very fast (reaches anywhere in seconds); cheap; can be sent to many people at once; keeps an electronic record; can carry attachments; needs internet access and care against spam and fraud.

Worked example

(2 marks) What is e-mail? State one advantage over a letter.

Try it first, then show the solutionSolution
  1. E-mail is a written message, with possible attachments, sent and received electronically over the internet - 1 mark.
  2. Advantage: it reaches the receiver within seconds anywhere in the world at very low cost (also can be sent to many at once) - 1 mark.

Answer: E-mail is a message sent electronically over the internet from one e-mail address to another, often with attachments. Unlike a letter, it reaches the receiver almost instantly and costs very little.

Conference calling: audio and video

Conference calling is a method of communication in which three or more people at different places talk to one another at the same time through a telephone or internet connection.

Audio conference: participants join by telephone or internet and can hear and speak to each other, but cannot see each other. Example: a regional sales manager holding a 15-minute phone conference every morning with salespeople in five towns.

Video conference: participants can both see and hear each other through cameras, screens and an internet connection, and can share documents and presentations. Example: a company's directors in Mumbai, Bengaluru and Singapore holding a board meeting by video conference.

Role: saves travel time and cost, allows quick decisions, brings together people in distant branches, supports work from home and online interviews; but depends on a good network and may lack the personal touch of face-to-face meetings.

Worked example

(2 marks) Distinguish between audio conferencing and video conferencing.

Try it first, then show the solutionSolution
  1. Audio conferencing: participants at different places hear and speak to each other by phone or internet, without seeing each other - 1 mark.
  2. Video conferencing: participants can also see each other and share documents through cameras and screens - 1 mark.

Answer: In an audio conference, participants only hear and talk to each other; in a video conference, they can also see each other and share presentations, which makes it closer to a face-to-face meeting.

Social media

Social media are internet-based platforms and applications that allow users to create, share and exchange content (text, pictures, videos) and to interact with one another in online communities and networks. Examples of types: social networking sites, video-sharing platforms, professional networking sites, messaging apps and their business accounts.

Use by commercial organisations:
1. Promoting products and offers to a large audience at low cost.
2. Two-way contact with customers: answering queries and complaints quickly, getting feedback and reviews.
3. Building brand image and customer loyalty.
4. Recruitment through professional networking sites.
5. Internal communication through groups for teams.

Care needed: negative comments spread fast, fake news and fraud, privacy of data, and the need to respond quickly and politely.

Worked example

(2 marks) What is meant by social media? How can a business use it?

Try it first, then show the solutionSolution
  1. Social media are internet platforms where users create, share and exchange content and interact in online communities - 1 mark.
  2. A business can use it to promote products, answer customer queries and get feedback quickly (also recruitment, brand building) - 1 mark.

Answer: Social media are online platforms where people create, share and interact with content. A business uses them to promote its products and to talk directly with customers, answering questions and collecting feedback.

Communication in Commercial Organisations in real life

Each concept, met in an everyday situation. Read the situation, answer the question in your own words, then compare with the model answer. The one-line hook is what to remember.

Video conferencing saves cost

Suppose five branch managers would each spend ₹6,000 and 8 hours travelling to the head office for a monthly meeting. A video conference subscription for the meeting costs ₹1,500.

How much money and how many working hours does video conferencing save per meeting?

Try it first, then show the solutionSolution
  1. Travel cost: 5 × ₹6,000 = ₹30,000; saving: ₹30,000 − ₹1,500 = ₹28,500.
  2. Time saved: 5 × 8 = 40 working hours.
  3. Decisions are still taken together, seeing and hearing one another.

Answer: It saves ₹28,500 and 40 working hours per meeting, while still letting the managers meet face to face on screen.

Memory hook: Move the message, not the managers.

E-mail versus letters

Imagine a company that must inform 300 dealers of a price change. A letter costs ₹25 to print and post and takes about 3 days; an e-mail costs almost nothing and is usually read within 2 hours.

What is the cost of sending letters, and how many times faster is the e-mail?

Try it first, then show the solutionSolution
  1. Letters: 300 × ₹25 = ₹7,500.
  2. Time: 3 days = 72 hours; 72 ÷ 2 = 36 times faster.
  3. The firm may still send a letter where a formal signed record is legally needed.

Answer: Letters would cost ₹7,500 and arrive in about 3 days; e-mail reaches dealers about 36 times faster at almost no cost. Letters remain useful for formal, legal records.

Memory hook: E-mail for speed, letter for the record.

Social media promotion

Suppose a bakery's social media post about a festival offer is seen by 12,000 people. 3% of them click on the link, and 10% of those who click place an order.

How many people click, and how many order?

Try it first, then show the solutionSolution
  1. Clicks: 3% of 12,000 = 360.
  2. Orders: 10% of 360 = 36.
  3. The post also lets customers comment and ask questions: two-way communication.

Answer: 360 people click and 36 place orders. Social media let a small business reach thousands cheaply and talk to customers directly.

Memory hook: Post, reach, respond.

Topics in this chapter

Communication in Commercial Organisations: key facts

Process
  1. 1.Sender
  2. 2.Encoding
  3. 3.Message
  4. 4.Channel
  5. 5.Decoding
  6. 6.Receiver
  7. 7.Feedback
Noise can disturb any stage.
Methods (syllabus)
Letter; E-mail; Conference calling (audio, video); Social media
Meaning of each.
Audio vs video
Audio = hear only; Video = hear + see + share screen
Saving from a video conference
Saving = (travellers × cost per traveller) − cost of the conference
Percentage reach
Number = total × percentage ÷ 100
For social media questions.

Communication in Commercial Organisations: diagrams to practise

Practise each one on paper: draw it from the checklist, then tick off every label.

Process of communication (flow chart)

Explain the process of communication with a diagram.

Draw

  1. Draw boxes left to right: Sender → Encoding → Message → Channel → Decoding → Receiver.
  2. Draw a return arrow from Receiver back to Sender along the bottom, labelled 'Feedback'.
  3. Draw a cloud or zigzag above the Channel labelled 'Noise (barriers)'.

Label

  • Sender
  • Encoding
  • Message
  • Channel / medium
  • Decoding
  • Receiver
  • Feedback
  • Noise

Watch out: The feedback arrow is the most often forgotten part, and it is what makes the process two-way.

Methods of communication (chart)

Classify methods of business communication.

Draw

  1. Write 'Methods of communication' at the top.
  2. Branch into Written (letter, e-mail), Oral and audio-visual (audio conference, video conference) and Online interactive (social media).
  3. Under each method write one business use.

Label

  • Letter
  • E-mail
  • Audio conference
  • Video conference
  • Social media
  • Business use

Watch out: One use per method is enough; the syllabus asks for meaning only.

How the school exam asks Communication in Commercial Organisations

The question patterns to expect, and the method that works for each.

Question typeHow it is askedMethod
Meaning (2 marks)Define communication; what is e-mail / video conferencing / social media?Key words: transfer, sender, receiver, understanding; electronic; see and hear; create and share content.
Process with diagram (5 marks)Explain the process of communication.Seven elements in order with a one-line meaning each, plus a labelled flow chart with feedback.
Role (2 to 5 marks)Explain the role of communication in a commercial organisation.Coordination, planning and decisions, direction and control, motivation, dealings with outsiders.
Choose the method (2 marks)Which method suits a situation (legal notice, urgent price change, meeting across cities, customer feedback)?Letter for formal records; e-mail for speed; video conference for meetings; social media for wide public reach.

Tricks to remember Communication in Commercial Organisations

Short memory aids. Say each one aloud once, then use it on a question the same day.

  • S-E-M-C-D-R-F

    'Smart Employees Make Clear Decisions, Receiving Feedback': Sender, Encoding, Message, Channel, Decoding, Receiver, Feedback.

    Use it when: Order of the process.

  • Communis = common

    Communication creates a common understanding.

    Use it when: Defining communication.

  • Pen, Post, Ping, Picture, Post-online

    Letter (pen and post), e-mail (ping), video call (picture), social media (online post).

    Use it when: The four methods.

Communication in Commercial Organisations: exam-level solved questions

Ordered from exam level to HOTS. Cover the solution, write your own, then compare step by step.

Example 1: Element of the process · 1 mark · MCQExam level

The receiver's response to a message is called:
(a) encoding
(b) channel
(c) feedback
(d) noise

Try it first, then show the solutionSolution
  1. The response sent back to the sender is feedback.

Answer: (c) feedback.

Example 2: Method for a board meeting · 1 mark · MCQExam level

Directors in three cities want to see each other and discuss a presentation without travelling. The best method is:
(a) letter
(b) audio conference
(c) video conference
(d) notice board

Try it first, then show the solutionSolution
  1. Seeing each other and sharing a presentation needs video.

Answer: (c) video conference.

Example 3: Choose the method · 2 marks · Short answerHarder exam level

Suggest the most suitable method of communication, with a reason: (a) a formal legal notice to a defaulting customer; (b) an urgent price change for 300 dealers today; (c) a weekly team meeting of salespeople spread across a state; (d) collecting customer reviews of a new product.

Try it first, then show the solutionSolution
  1. (a) Letter: formal, signed, a legal record. (b) E-mail: instant and to many at once.
  2. (c) Audio or video conference: real-time discussion without travel. (d) Social media: wide reach and two-way public feedback.

Answer: (a) Letter; (b) e-mail; (c) audio or video conference; (d) social media.

Example 4: Where did it go wrong? · 2 marks · Short answerHOTS / competency

A manager tells a new worker over a crackling phone line to 'pack the export order ASAP with the usual docs'. The worker packs the wrong order. Identify two barriers (noise) in the process and suggest how feedback could have helped.

Try it first, then show the solutionSolution
  1. Noise in the channel (crackling line); jargon and abbreviations ('ASAP', 'usual docs') the new worker could not decode.
  2. If the manager had asked the worker to repeat the instruction (feedback), the misunderstanding would have been caught before packing.

Answer: Barriers: a noisy channel and unfamiliar jargon that the worker could not decode. Asking for feedback, such as repeating the instructions back, would have revealed the confusion in time.

Example 5: Process of communication · 5 marks · Long answerHarder exam level

Explain the process of communication with the help of a diagram.

Try it first, then show the solutionSolution
  1. Sender has an idea and encodes it into words or symbols.
  2. The encoded message is sent through a channel (letter, e-mail, phone).
  3. The receiver gets it and decodes (interprets) it.
  4. The receiver sends feedback, completing the two-way process.
  5. Diagram: Sender → Encoding → Message → Channel → Decoding → Receiver, with a feedback arrow back and noise marked.

Answer: The sender encodes an idea into a message, sends it through a channel, and the receiver decodes it and responds with feedback, which tells the sender whether it was understood. Noise can disturb any stage. (Diagram: Sender → Encoding → Message → Channel → Decoding → Receiver, with a Feedback arrow back to the Sender.)

Example 6: Role of communication · 5 marks · Long answerHarder exam level

Explain five roles of communication in a commercial organisation.

Try it first, then show the solutionSolution
  1. Coordination among departments.
  2. Planning and decision-making with timely information.
  3. Directing and controlling through instructions and reports.
  4. Motivation and good relations with employees.
  5. Dealing with customers, suppliers, banks and the public; building the firm's image.

Answer: Communication (1) coordinates departments; (2) gives managers information for planning and decisions; (3) lets them direct work and control results; (4) motivates employees and builds good relations; and (5) handles dealings with customers, suppliers and others and builds the firm's public image.

Example 7: Old and new methods · 5 marks · Long answerHOTS / competency

'E-mail and social media have made the business letter unnecessary.' Do you agree? Give reasons with reference to all four methods in the syllabus.

Try it first, then show the solutionSolution
  1. E-mail is faster and cheaper for routine messages and documents.
  2. Social media reach the public and allow quick two-way contact with customers.
  3. Conference calls replace many travel-based meetings.
  4. But letters remain necessary for formal, signed, legally important communication (appointment letters, legal notices, contracts) and for people without internet access.
  5. Conclusion: each method suits different purposes; firms use them together.

Answer: Partly. E-mail has replaced letters for most routine, fast communication, social media for public promotion and customer interaction, and audio and video conferences for many meetings. Yet letters are still used where a formal, signed, permanent record is needed, such as appointment letters, legal notices and contracts, and for receivers without internet access. A modern firm chooses the method to suit the purpose.

Case-study practice (Section B style)

Read the situation, then answer every part. In a school exam set on the board pattern this is a 9-mark question split into 2 + 2 + 5 marks.

The launch that almost failed

Suppose BrightHome Appliances, a fictional company, is launching a new mixer. The marketing head e-mails the launch date to all departments. The factory manager, who rarely checks e-mail, misses it and production starts late. A video conference between the head office and the factory sorts out a new schedule. The company announces the launch on social media and answers customers' questions there, and sends formal letters to its 50 distributors confirming their quotas and prices.

  1. (i) · 2 marks

    Identify the four methods of communication used.

    Answer

    Answer: E-mail, video conference, social media and letter.

    ½ mark each.

  2. (ii) · 2 marks

    At which stage of the communication process did the first message fail? Explain.

    Answer

    Answer: At the receiver/decoding stage, with no feedback: the factory manager never received and read the e-mail, and the marketing head did not seek feedback (confirmation), so the failure went unnoticed.

    1 mark for the stage, 1 mark for the absence of feedback.

  3. (iii) · 5 marks

    Explain why each method was suitable for its purpose and what the company should change to avoid the first problem.

    Answer

    Answer: E-mail was suitable for sending the launch details quickly to all departments at once. The video conference let head office and factory see and discuss the schedule in real time without travel. Social media allowed a wide, cheap announcement and two-way contact with customers. Formal letters gave distributors a written, signed record of quotas and prices. To avoid the first problem, the company should ask for feedback (a reply confirming receipt) on important e-mails and follow up by phone or a short audio conference with anyone who does not confirm.

    1 mark for each method's suitability (4 marks); 1 mark for the feedback remedy.

Where the marks are

How a typical answer is split into step marks. Show every step: a right final answer alone rarely earns full marks.

Distinguish between audio and video conferencing. (2 marks) (2 marks)

StepMarks
Audio: hear and speak only.1
Video: also see each other and share documents.1

Explain the process of communication with a diagram. (5 marks) (5 marks)

StepMarks
Sender and encoding.1
Message and channel.1
Receiver and decoding.1
Feedback (and noise).1
Correct labelled diagram with feedback arrow.1

Where students lose marks in Communication in Commercial Organisations

The slips examiners see most often, and what to write instead.

  • Mistake: Leaving out feedback

    Without feedback, the process is one-way and incomplete.

    Wrong working

    'Sender → Message → Channel → Receiver.'

    Right working

    'Sender → Encoding → Message → Channel → Decoding → Receiver → Feedback to Sender.'

    Do this: Always draw the feedback arrow back to the sender.

    Usually costs: 1 mark.

  • Mistake: Confusing encoding and decoding

    Encoding is done by the sender; decoding by the receiver.

    Do this: Sender encodes; receiver decodes.

    Usually costs: 1 mark.

  • Mistake: Describing social media only as entertainment

    The question is about its use by commercial organisations.

    Do this: Mention promotion, customer contact, feedback, recruitment.

    Usually costs: 1 mark.

  • Mistake: Defining communication as 'sending a message'

    Communication requires the message to be understood.

    Do this: Include 'so that the receiver understands'.

    Usually costs: 1 mark.

  • Mistake: Writing advantages of methods at great length

    The syllabus asks for meaning of each method; long lists of merits waste time.

    Do this: Meaning plus one use or example.

    Usually costs: Time.

Practice questions on Communication in Commercial Organisations

Write each answer on paper first. Open the hint only if you are stuck, and the answer only when you have finished.

  1. Q1 · 1 mark · MCQExam level

    The medium through which a message is sent is called the:
    (a) channel
    (b) receiver
    (c) encoding
    (d) feedback

    Hint

    Letter, phone, e-mail.

    Answer

    (a) channel.

  2. Q2 · 1 mark · MCQExam level

    Which method lets participants hear each other but not see each other?
    (a) Video conference
    (b) Audio conference
    (c) Social media
    (d) Letter

    Hint

    Sound only.

    Answer

    (b) Audio conference.

  3. Q3 · 2 marks · Very short answerExam level

    What is a business letter? State one use.

    Hint

    Formal and written.

    Answer

    A business letter is a formal written message on paper, usually on the firm's letterhead, sent by post or courier. Use: placing an order or sending an appointment letter, which also serves as a written record.

  4. Q4 · 2 marks · Very short answerExam level

    What is noise in communication? Give two examples.

    Hint

    Barriers.

    Answer

    Noise is any disturbance that distorts or blocks a message at any stage of communication. Examples: a poor telephone or internet connection; use of jargon or a language the receiver does not understand.

  5. Q5 · 2 marks · Very short answerHarder exam level

    Why is feedback called the essence of two-way communication?

    Hint

    Checks understanding.

    Answer

    Because it is the receiver's response that tells the sender whether the message was received and understood; without it the sender cannot know if communication succeeded or correct misunderstandings.

  6. Q6 · 2 marks · Very short answerHarder exam level

    State two precautions a business should take while using social media.

    Hint

    Speed and privacy.

    Answer

    (1) Respond to complaints quickly and politely, since negative comments spread fast. (2) Protect customer data and guard against fake accounts and fraud.

  7. Q7 · 2 marks · Short answerHarder exam level

    Five managers would each spend ₹6,000 to travel to a meeting; a video conference costs ₹1,500. Calculate the saving. State one limitation of video conferencing.

    Hint

    5 × 6,000 − 1,500.

    Answer

    Saving = 30,000 − 1,500 = ₹28,500. Limitation: it depends on a stable internet connection (and lacks some of the personal touch of a face-to-face meeting).

  8. Q8 · 2 marks · Short answerHOTS / competency

    A social media post reaches 12,000 people; 3% click and 10% of those who click buy. How many buy? Why is this called two-way communication?

    Hint

    3% then 10%.

    Answer

    360 click and 36 buy. It is two-way because customers can reply, comment, ask questions and give reviews, and the firm can respond directly.

  9. Q9 · 5 marks · Long answerHOTS / competency

    A firm has branches in ten cities and its head office often sends instructions that are misunderstood. Using the process of communication, suggest five improvements.

    Hint

    Each element.

    Answer

    (1) Sender: plan the message and its purpose clearly. (2) Encoding: use simple words, avoid jargon, give examples. (3) Channel: choose the right one: e-mail for written instructions, video conference to explain complex changes. (4) Receiver and decoding: make sure the right people receive it and have the information to interpret it. (5) Feedback: ask branches to confirm and repeat key points or raise questions, and reduce noise by using reliable networks.

Test your recall

Answer in your head or on paper first, then open the card. Pulling an answer out of memory makes it stick far better than re-reading.

  1. 1.What does 'communis' mean?Show answer

    Common.

  2. 2.Who decodes the message?Show answer

    The receiver.

  3. 3.What makes communication two-way?Show answer

    Feedback.

  4. 4.Which method gives a formal written record on paper?Show answer

    Letter.

  5. 5.Name the four methods in the syllabus.Show answer

    Letter, e-mail, conference calling (audio and video), social media.

Best order to study it

  1. Meaning of communication.
  2. Process: seven elements and noise, with diagram.
  3. Role in a commercial organisation.
  4. Letter and e-mail.
  5. Audio and video conferencing; social media.

Quick revision checklist

The night before the exam: can you do each of these without looking?

  • Communication: transfer of information so that it is understood; creates common understanding.
  • Process: sender, encoding, message, channel, decoding, receiver, feedback; noise disturbs.
  • Role: coordination, planning, decisions, direction, control, motivation, outsiders, image.
  • Letter: formal, written, paper, legal record.
  • E-mail: electronic, instant, cheap, attachments, many receivers.
  • Audio conference: hear only; video conference: see and hear, share screens.
  • Social media: online platforms to create, share and interact; promotion and customer contact.

Communication in Commercial Organisations: frequently asked questions

Is a phone call between two people a conference call?

No. A conference call connects three or more participants at the same time.

Do I need the format of a business letter?

The syllabus asks for the meaning of a letter as a method. Knowing its main parts helps, but drafting letters is not asked in this chapter.

Is a messaging app social media?

Messaging apps with groups, business accounts and sharing features are commonly counted among social media used by businesses.

Based on: CISCE ICSE 2028 Commercial Studies (63) syllabus (Classes IX and X); CISCE Regulations for ICSE Examination Year 2028