UGC NET Questions (Paper – 1)

The Shannon Weaver model is a foundational linear model of communication developed for telecommunication systems. It includes components such as information source,transmitter,channel,receiver and destination,with noise affecting the signal in the channel. The stem mentions this idea of channel and noise in a linear sequence,which clearly refers to the Shannon Weaver model.

Option A:
Berlo’s SMCR model focuses on source,message,channel and receiver but does not explicitly emphasise noise in the same engineering sense.

Option B:
Shannon Weaver’s contribution was to show how information can be quantified and how noise reduces signal fidelity,making option B correct.

Option C:
Schramm circular models highlight feedback and shared experience,but are not usually described in terms of information source and noise in a simple linear chain.

Option D:
Transactional models portray communication as simultaneous and mutual,rather than as a one-directional sequence from source to destination.

In the Shannon–Weaver model, the channel is the pathway or medium that carries the encoded signal from transmitter to receiver. Examples include telephone wires, air for spoken sound waves, or fibre optics for digital signals. The choice and quality of the channel influence how much noise affects the signal and thus how accurately the receiver can reconstruct the message. Channel is therefore a structural component of the transmission process.

Option A:
Option A incorrectly identifies the sender as the channel. The person who initiates the message is the source, not the pathway it travels through.

Option B:
Option B, the physical medium carrying the signal, matches the definition of channel in this model. It highlights that the channel is distinct from both source and receiver but essential for moving information between them.

Option C:
Option C refers to the ideas and thoughts in the sender’s mind, which form the content of the message or information source, not the channel used for transmission.

Option D:
Option D, the feedback given by the receiver, is the response to the message. Feedback is a separate element of the communication process and, in the original Shannon–Weaver model, is not treated as the channel.

Statements A, B and C are correct, while D and E are incorrect. A is true because linear models conceptualise communication as a one-directional flow from sender to receiver. B is true since the Shannon–Weaver model is concerned with signal transmission and the effect of noise in the channel. C is true as transactional models highlight that participants are simultaneously senders and receivers. D is false because traditional linear models do not give central place to feedback and context, and E is false because models provide practical frameworks that teachers can use to plan and analyse communication; therefore A, B and C only is the correct combination.

Option A:
Option A correctly gathers A, B and C, which jointly explain the linear, Shannon–Weaver and transactional perspectives. It deliberately excludes D and E, which either overstate the features of linear models or dismiss the usefulness of models. Because it contains all and only the true statements, A, B and C only is the correct option.

Option B:
Option B adds D to the otherwise correct set, but D mistakenly claims that linear models explicitly incorporate feedback and context. This contradicts their original design, which emphasises one-way transmission. The presence of D makes A, B, C and D only an invalid combination.

Option C:
Option C includes B, C and D, omitting A but retaining the false statement D. While B and C are accurate, including D, which misrepresents linear models, means this combination cannot be accepted as correct.

Option D:
Option D pairs A and C with E, but E is incorrect because communication models are widely used in teaching and media analysis. Treating models as having no practical relevance ignores their role in understanding and improving communication, so A, C and E only is not a valid answer.

In Shannon–Weaver's linear model,noise is any disturbance that affects the signal on its way from transmitter to receiver. It may be physical,technical or semantic interference. The stem speaks of an element that interferes with the signal. Therefore noise is the correct term.

Option A:
Encoding is the sender's process of converting information into signals,not interference.

Option B:
Hence noise accurately fits the description because it refers to interference affecting transmission.

Option C:
Feedback is a later addition in some versions and refers to response,not disturbance.

Option D:
Context refers to the situation around communication,not specifically to interference.

Statements A, B and D are correct, while C is the only wrong statement. A is true because the Shannon–Weaver model identifies source, transmitter, channel, receiver and noise as key elements. B is true since it emerged from engineering efforts to improve telephone and telegraph systems. D is true as the model conceptualises communication chiefly as information transfer through a channel subject to noise. C is false because the basic Shannon–Weaver model does not explicitly incorporate feedback; feedback was highlighted more clearly in later models.

Option A:
Option A correctly identifies C only as the wrong statement. It acknowledges the historical and structural aspects of the model while noting that feedback is not a central part of the original formulation. By leaving A, B and D outside the wrong set as correct, this option accurately answers the question. Therefore C only is the correct answer.

Option B:
Option B combines A and C as wrong statements and therefore misclassifies A, which correctly describes central elements of the model. Treating A as wrong conflicts with standard textbook explanations of Shannon–Weaver. As a result, A and C only is not a valid option.

Option C:
Option C groups C and D as wrong, even though D is a correct statement about the transmission view of communication. Including D among wrong statements contradicts how the model is typically interpreted. Hence C and D only cannot be accepted.

Option D:
Option D lists A, C and D as wrong and thereby incorrectly labels both A and D as false. Since these statements accurately describe the model’s elements and its information-transmission focus, this option substantially misrepresents the theory. Consequently A, C and D only is not the correct answer.

Shannon's model emerged from engineering problems in telephony and telegraphy. It focuses on how efficiently signals can be transmitted through a channel and how noise affects this process. These are fundamentally engineering aspects of communication. Therefore engineering best fits the stem.

Option A:
Engineering here refers to technical concerns such as bandwidth,signal to noise ratio and coding efficiency. These were Shannon's main interests,not social or psychological dimensions. That makes this option appropriate.

Option B:
Ritual perspectives emphasise symbolic participation and social cohesion,which go well beyond Shannon's technical focus.

Option C:
Cultural approaches examine shared meanings and values in societies,which are not central to the original model.

Option D:
Interpersonal communication deals with relationships and interaction patterns between people,while Shannon concentrated on signal transmission.