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In this Class 9 Artificial Intelligence topic from Communication Skills-I, students learn how communication moves from a sender to a receiver through a message and a suitable channel, and how feedback completes the cycle. They explore the roles of encoding and decoding, recognise the importance of context, and see how noise or other barriers can affect meaning. The topic helps them understand clear, effective communication in everyday and AI-related interactions.
TOPIC PRACTICE
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25 questions
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Expert · Level 3View options
Which language the message used
Who the receiver was
Whether the result was achieved through the correct process
What the medium was called
Expert · Level 3View options
Grammar of the message
Receiver understanding
Speed of feedback
Security and suitability of the medium
Expert · Level 3View options
Better assessment of the authenticity of feedback
Increasing the cost of the medium
Reducing message length
Preventing the receiver from becoming a sender
Expert · Level 3View options
One in which the message is the longest
One with purpose-based encoding a suitable medium accurate decoding and useful feedback
One using only an expensive medium
One in which the receiver asks no questions
Expert · Level 3View options
Ambiguity in the message
Cost of the channel
Number of receivers
Speed of feedback
Expert · Level 3View options
Channel
Decoding
Sender
Context
Expert · Level 3View options
Asking for feedback too quickly
Changing the channel
Failing to encode the message for the receiver
Making the message written
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Psychological barrier
Language barrier
Cultural barrier
Technical barrier
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Incorrect inference about feedback
Complete absence of a channel
Successful encoding of the message
Sender and receiver being the same
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Receiver's feedback
Selection of channel
Subject of message
Identity of sender
Expert · Level 3View options
Nodding is always reliable feedback
No message was sent
The initial feedback did not confirm actual understanding
The channel completely failed
Expert · Level 3View options
Written words alone
Receiver's address
Speed of channel
Tone as a non-verbal cue
Expert · Level 3View options
Decoding
Encoding
Channel selection
Sender identification
Expert · Level 3View options
Emotional appeal
Completeness
Visual appeal
Formality
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A sender never becomes a receiver
The channel has no role
The sender adjusts the message after observing feedback
A message must be written
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Physical barrier
Technical barrier
Time barrier
Cultural barrier
Expert · Level 3View options
Repeating words does not always prove deep understanding
Correct feedback is always written
The channel did not deliver the message
The sender did not encode anything
Expert · Level 3View options
The message was too short
The channel was not chosen according to receiver access
Feedback was too detailed
The sender's identity was clear
Expert · Level 3View options
The message had no sender
The channel was too slow
The context and meaning of the signal were unclear
The receivers heard no sound
Expert · Level 3View options
Successful multimedia communication
Accurate repetition
Appropriate feedback
Message inconsistency across channels
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Message distortion in serial communication
Complete confidentiality of the message
Immediate direct feedback
Unnecessary channel speed
Expert · Level 3View options
Availability of channel
Decoding of meaning and intention
Physical transmission of message
Presence of sender
Expert · Level 3View options
Semantic noise
Emotional noise
Physical or environmental noise
Cultural noise
Expert · Level 3View options
Channel barrier
Language barrier
Physical barrier
Psychological barrier
Expert · Level 3View options
When the receiver replies to the message
When the message is interrupted
When the channel stops working
When no feedback occurs
Question 1ExpertLevel 3
In feedback for an instruction, the receiver reports only the result but not the steps followed. What will the sender be unable to know?
Correct answer: C
A final result does not always prove that the required method was followed. The receiver could reach the right answer by chance or by using an unsafe or unauthorised shortcut. Process feedback tells the sender whether each required step was understood and followed. The language, receiver identity, and channel name are not the missing information.
A confidential message is sent to the correct receiver through an insecure public medium. Which quality is weak?
Correct answer: D
Confidentiality depends on protecting information while it travels, not only on addressing it to the correct person. An insecure public channel may allow unintended people to view or copy the message. The sender should choose a secure and suitable medium. Grammar, receiver understanding, and feedback speed do not provide confidentiality.
A sender checks the receiver's actions along with the words in the response. What is the main benefit?
Correct answer: A
Words may express agreement even when the receiver has misunderstood or does not intend to act accordingly. Comparing the response with observable action gives the sender another indication of understanding and sincerity. This improves assessment of feedback authenticity. It does not increase channel cost, shorten the message, or prevent normal role changes.
Which communication cycle should be considered the most effective?
Correct answer: B
An effective cycle begins with a clear purpose, uses encoding that suits the receiver, selects an appropriate channel, supports accurate decoding, and checks understanding through useful feedback. Length or expense alone cannot ensure success. Questions may actually reveal active engagement and help correct misunderstandings, so their absence is not proof of effectiveness.
A principal told students that the examination would be held next Monday. Some understood it as the Monday of the same week while others understood it as the following week's Monday. Which element of the communication cycle mainly caused the problem?
Correct answer: A
The expression “next Monday” was not specific enough for all receivers, so it was decoded in two different ways. The central defect was ambiguity in the message. Naming the exact date would remove the uncertainty. The number of students, channel cost, and speed of feedback do not explain why the same words produced different dates.
After explaining complex instructions, a teacher asked students to repeat them in their own words. Which element's quality was the teacher checking?
Correct answer: B
Decoding is the receiver's process of interpreting the symbols and words sent by the communicator. When students paraphrase the instructions, the teacher can see whether they understood the intended meaning rather than merely hearing the sounds. The teacher is therefore checking decoding, although the students' responses also provide useful feedback.
A disaster alert used only technical terms that ordinary citizens could not understand. What was the sender's greatest error?
Correct answer: C
Encoding means converting an idea into words, symbols, or signs for transmission. The sender should select language that the intended audience can understand, especially during an emergency. Using unexplained technical terms means the message was not encoded for ordinary citizens. Writing the alert or changing the channel is not automatically an error.
In a video meeting, the speaker's voice was clear but the image appeared with a delay. As a result, the words and facial expressions did not match. What type of barrier is this mainly?
Correct answer: D
A delay between audio and video is caused by equipment, software, or network performance. It makes verbal and non-verbal signals appear out of sequence, which can confuse the receiver. Therefore it is a technical barrier. Nothing in the situation indicates a language, cultural, or psychological cause.
A student interpreted the teacher's silence as agreement although the teacher was only thinking. What does this example demonstrate?
Correct answer: A
Silence is a non-verbal signal, but its meaning depends on the situation and cannot automatically be treated as agreement. The student made an unsupported inference about the teacher's feedback. Asking a clarifying question would be safer. A channel existed, and the example does not concern encoding or identical sender and receiver roles.
An organisation sent highly confidential information in a public social-media group. Which decision in the communication cycle was incorrect?
Correct answer: B
A communication channel should be selected according to the message's sensitivity and the intended receivers. A public group is unsuitable for confidential information because unauthorised people may access it. The main error was channel selection. Feedback, subject, and sender identity may matter, but they do not create the confidentiality risk described here.
A teacher asked whether the lesson was understood and all students nodded. During the next activity, half followed the instructions incorrectly. What can be concluded?
Correct answer: C
Nodding may show politeness, agreement, or a wish to move on, but it does not always prove that the instructions were understood. The incorrect performance provides stronger evidence that the initial feedback was insufficient. The message and channel existed; the weakness was relying on a superficial response without checking through questions or practice.
A message was grammatically correct, but the receiver considered it insulting because of the sarcastic tone. Which element changed the meaning?
Correct answer: D
Tone is a vocal or paralinguistic cue that communicates attitude and emotion in addition to the literal words. Sarcasm can make a grammatically neutral sentence sound insulting. Thus the tone changed how the receiver interpreted the message. The receiver's address and channel speed do not explain the emotional meaning in this example.
If a message reached the correct receiver but was deleted without being read, which stage of the communication cycle was not completed?
Correct answer: A
Delivery only means that the message reached the receiver's device or possession. Decoding requires the receiver to attend to the message and interpret its symbols or words. Since the message was deleted without being read, its meaning was never interpreted. Encoding, channel selection, and sender identification had already occurred or were not the missing stage.
An announcement said that all students should report to the office immediately but did not specify which class of students. Which quality is missing?
Correct answer: B
Completeness means including the information that receivers need in order to act correctly. The announcement leaves an important detail—whether all classes or a particular class should report—unstated. A message can be formal and visually attractive yet still be incomplete. Emotional appeal is not required to provide this essential instruction.
A manager noticed concern on an employee's face, paused, and asked whether there was a problem. Which feature of the communication cycle does this show?
Correct answer: C
The employee's facial expression acted as non-verbal feedback. The manager noticed it, paused, and adapted the interaction by asking a question. This shows that communication is dynamic and that a sender can modify the message or approach after receiving feedback. The other options deny important features of two-way communication.
Representatives from two countries interpreted the same hand gesture with different cultural meanings. Which category of barrier is this?
Correct answer: D
Gestures are non-verbal symbols, and their meanings can vary between cultures. When people assign different meanings to the same gesture, the message may be misunderstood because of cultural conventions. Nothing in the situation suggests distance, equipment failure, or timing, so cultural barrier is the precise category.
A student heard the instructions and repeated them correctly but performed the task incorrectly. What distinction does this reveal?
Correct answer: A
A learner may memorise or repeat the words without understanding how to apply the instruction. Correct performance is a stronger test of practical understanding than verbal repetition alone. The channel did deliver the message, and encoding occurred. Feedback need not be written; the incorrect task performance itself provides useful feedback.
A school posted a holiday notice only on its website even though many parents lacked internet access. What was the major communication error?
Correct answer: B
A channel is effective only if the intended receivers can access and use it. Since many parents had no internet access, a website alone could not reliably deliver the notice. The school should have added accessible channels such as a message, call, or printed notice. The issue was not message length, feedback detail, or sender identity.
An alarm sounded in a laboratory, but workers assumed it was a routine test and did not evacuate. What was the main cause of communication failure?
Correct answer: C
The workers heard the alarm, so the problem was not absence of sound or a slow channel. They interpreted the same signal as a routine test rather than an emergency because its context and meaning were not sufficiently distinguished. Clear procedures, labels, or advance information could help receivers decode the signal correctly.
A teacher spoke one instruction but wrote the opposite instruction on the board. Students received two different messages. What can this be called?
Correct answer: D
Using several channels can reinforce understanding only when they carry compatible information. Here the spoken and written instructions contradict each other, so students cannot know which action is intended. This is message inconsistency across channels. It is not successful multimedia communication, accurate repetition, or feedback.
A message passed through several employees before reaching the final person and its meaning changed. What problem does this illustrate?
Correct answer: A
In serial communication, each person may interpret and rephrase the message before passing it on. Small omissions or additions can accumulate, so the final version may differ from the original. This is message distortion. The long chain does not provide direct feedback or confidentiality, and speed is not the central issue described.
The receiver understood the words of a message but not the sender's intention. At which level did communication remain incomplete?
Correct answer: B
Decoding is more than recognising individual words; it includes interpreting the meaning, purpose, and implication intended by the sender. In this case the message was transmitted and its words were recognised, but the intention was not understood. Therefore decoding remained incomplete, while channel availability and physical delivery were adequate.
During a meeting, all members began speaking at the same time, so no message was heard clearly. What type of noise is this?
Correct answer: C
Overlapping voices are unwanted sounds in the communication environment, so they are physical or environmental noise. They interfere with the receiver's ability to hear the intended speaker. Semantic noise would involve confusing meanings or words, emotional noise would arise from feelings, and cultural noise would involve differing cultural interpretations.
A student already believed that the speaker was always wrong and therefore rejected even a correct message. What type of barrier is this?
Correct answer: D
The student's pre-existing belief affected attention, interpretation, and acceptance of the message. Such prejudice or negative attitude is an internal psychological barrier because it comes from the receiver's mind rather than from sound, distance, or vocabulary. The message can be correct and still be rejected when perception is already biased.
In which situation does the receiver immediately take the role of sender?
Correct answer: A
In two-way communication, the receiver becomes a sender when replying because the reply is a new message directed back to the original communicator. Communication roles can therefore change during an exchange. An interruption, a failed channel, or silence does not by itself make the receiver a sender because no new message is being transmitted.
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