UGC NET Questions (Paper – 1)

The two step flow model proposes that media messages first influence opinion leaders,who then transmit interpretations to others in their social networks. Thus,media effects are not entirely direct but mediated through interpersonal communication. The stem's description of opinion leaders passing messages clearly refers to this model.

Option A:
Magic bullet theory assumes direct,uniform effects on all members of the audience and does not emphasise opinion leaders.

Option B:
Cultivation theory deals with long term exposure shaping perceptions of reality rather than interpersonal relaying.

Option C:
Spiral of silence focuses on people withholding minority opinions due to fear of isolation.

Option D:
Because the question stresses mediation through opinion leaders,the two step flow model is the correct answer.

Statements A, B, C and E highlight pedagogical and access-related advantages of virtual labs. They can safely model complex or hazardous experiments, offer repeated practice, need alignment with objectives and extend opportunities to remote learners. Statement D is false because many disciplines still require hands-on work to develop psychomotor skills. Statement F is false because technical support and infrastructure such as bandwidth and compatible devices are critical for effective use, so the correct set includes A, B, C and E only.

Option A:
Option A is incomplete because it omits E and therefore does not address the equity aspect of reaching remote learners. While A, B and C are correct, they do not fully capture how virtual labs widen access, so this option is partial.

Option B:
Option B is incorrect because it includes D, which overstates the ability of virtual labs to replace physical practice entirely. Even with strong simulations, disciplines like medicine and engineering still require real-world practice, so D cannot be accepted.

Option C:
Option C is correct because it integrates safety, practice, alignment and access advantages without claiming that real labs or infrastructure planning are unnecessary. It therefore matches both pedagogical and practical perspectives on virtual labs.

Option D:
Option D is incorrect because it includes F and omits A. Accepting F denies the importance of infrastructure and support, which are vital to reliability. Leaving out A also overlooks the core reason for using virtual labs in high-risk or costly experiments.

Statements A, B, C and E are widely recommended practices in online video design, while D and F undermine quality. Short segments, interactive quizzes, supplementary materials and clear outcomes all enhance clarity and engagement. Poor audio hinders comprehension, and banning visual aids would remove important channels for explanation. Hence, the correct set of statements is A, B, C and E only.

Option A:
Option A is incomplete because it excludes E, thereby not recognising the importance of clarifying learning outcomes at the start. Without E, the answer misses a key element of purposeful instructional design.

Option B:
Option B is incomplete because it omits B, so it does not acknowledge the role of in-video questions in fostering active learning. Engagement is central to effective online teaching, so leaving out B weakens the combination.

Option C:
Option C is incomplete because it excludes A, which addresses the need to manage attention span by chunking content. Without A, the temporal aspect of design is not appropriately represented.

Option D:
Option D is correct because it captures multiple complementary practices—segmenting, interactivity, supplementary resources and clear goals—while rejecting D’s and F’s tolerance of poor audio and absence of visuals. This option aligns with established multimedia learning guidelines.

Statements A and B are correct because ESD is about integrating sustainability dimensions across curricula and promoting critical and participatory pedagogies. Statements C and D are incorrect: ESD is cross-disciplinary and actively encourages learner participation in real-world sustainability projects. Therefore, the combination A and B only is correct.

Option A:
Option A is incomplete as it ignores B, which correctly highlights pedagogy focused on critical thinking and problem solving. Without B, the active-learning dimension of ESD is missing.

Option B:
Option B is correct since it combines the two accurate statements and excludes C and D, which misrepresent the scope and methods of ESD. This reflects official formulations of ESD in policy documents.

Option C:
Option C is incorrect because it adds C, implying that ESD is confined to environmental sciences, which contradicts the idea that all disciplines should address sustainability.

Option D:
Option D is incorrect as it groups B, C and D, treating both C and D as correct. D wrongly suggests ESD discourages participation, which goes against the experiential emphasis of ESD.

Statements A, B, C, D and E correctly describe the threefold division of inference, whereas F is false. Pūrvavat and śeṣavat explicitly connect cause and effect in opposite directions, and sāmānyato-dṛṣṭa depends on regular associations not tied to a clear causal order. All three are grounded in vyāpti, the invariable relation between hetu and sādhya, even if the way we become aware of that relation differs. Exam questions may present familiar examples and ask which type is illustrated. Hence A, B, C, D and E only is the correct combination.

Option A:
Option A is incomplete because it omits E, failing to mention how these distinctions are used in UGC NET questions. Although A, B, C and D are conceptually correct, they lack the explicit exam connection. Therefore this option is not fully satisfactory.

Option B:
Option B is wrong since it includes F, which denies the role of vyāpti in these inferences. In Nyaya, the reliability of any anumāna depends on an underlying vyāpti, so claiming independence contradicts the theory. Including F makes the combination inconsistent.

Option C:
Option C is incorrect because it leaves out A and includes F, thus losing the description of pūrvavat while accepting the false claim about vyāpti. Without A, one of the three types is not represented, and with F, the relation to invariable concomitance is misdescribed.

Option D:
Option D is correct as it gathers all true statements about the threefold classification and its testing in exams while excluding the one statement that wrongly severs the link with vyāpti. It therefore matches the Indian logic account used in UGC NET.

Early warning systems detect impending hazards and communicate timely information so that people can take protective action. Cyclone alerts broadcast before landfall give communities time to evacuate or secure property. The stem clearly describes this function,so “early warning” is the correct term. It is a key component of disaster risk reduction.

Option A:
Recovery refers to restoring livelihoods and infrastructure after a disaster has occurred. It does not capture the advance information sharing described in the question.

Option B:
Response includes immediate rescue and relief activities during or just after impact. Although related,it is activated after the warning,not the warning itself.

Option C:
Mitigation involves long term measures that reduce the potential impact of hazards,such as embankments or building codes. It is different from the communication systems that warn people of imminent events.

Option D:
Early warning saves lives by turning risk information into action through effective communication and preparedness. This is exactly the role depicted in the question stem.

A sampling plan outlines in detail how a sample will be drawn from the population, including allocations to strata or clusters and procedures for random selection. It ensures that the sampling process is systematic and follows the research design. By deciding in advance how many units will be taken from each subgroup, the researcher can achieve representativeness and precision. Thus, the schedule of allocations described in the stem is best termed a sampling plan.

Option A:
A sampling frame is the actual list or database of population elements from which the sample is selected, not the decision document specifying allocations and procedures. While essential, it is different from the plan that governs how many are chosen from each subgroup. Therefore, frame is not the correct answer.

Option B:
A sampling strategy indicates the overall approach, such as stratified, cluster or systematic sampling, but may not specify exact numbers for each stratum or cluster. The stem focuses on a concrete schedule of how many participants will be selected from each subgroup, which is more specific than a general strategy. Hence, strategy is not the best completion.

Option C:
A sampling plan details selection steps, allocation rules and sometimes replacement policies, translating the chosen strategy into actionable decisions. This aligns precisely with the stem’s description of specifying how many participants will be taken from each stratum or cluster.

Option D:
Sampling error refers to the difference between sample statistics and population parameters due to using a subset rather than the whole population. It is a type of error, not the pre-specified schedule for drawing the sample, so error is not appropriate here.

Statements A and B explain how combined graphs display related quantities with different graphical forms in the same figure. Statement C is correct because separate vertical scales mean each series must be read against its own axis. Statement E is also true; exam questions often focus on relative trends and comparisons rather than exact calculations. Statement D is false since assuming a common scale when there are two axes can lead to misinterpretation. Therefore, A, B, C and E only are correct, as given in option D.

Option A:
Option A is incomplete because it includes only A, B and C and omits E, which stresses the interpretative focus on trends that is common in NET data questions.

Option B:
Option B is incorrect because it omits B (a correct example of bar–line encoding), so it does not include all true statements even though A, C and E are true.

Option C:
Option C is incorrect because it excludes A (the general definition of combined graphs) and keeps only B, C and E, making it incomplete for “select correct statements”.

Option D:
Option D is correct as it gathers the correct structural and interpretative points about combined graphs and explicitly excludes D, which wrongly assumes a single scale for all series.

Big data refers to datasets characterised by high volume, velocity and variety that require advanced analytical tools for meaningful interpretation. In education, learning management systems and online platforms generate big data about learner behaviour and performance. Analysing such data can inform institutional decision making and personalised learning. Therefore, the term that fits the description is big data.

Option A:
Option A is correct because big data is the recognised label for large scale, complex data environments that go beyond the capacity of conventional processing tools.

Option B:
Option B, metadata, describes data about data, such as file properties, and does not necessarily imply large scale or complexity.

Option C:
Option C, spam, refers to unsolicited or irrelevant messages, especially in email, and is not a neutral term for extensive datasets.

Option D:
Option D, cache, is a small, fast memory used to store frequently accessed data, the opposite of large complex datasets.

Horizontal communication occurs between individuals at the same hierarchical level,often to coordinate tasks or share information. Two teachers of the same department are peers,so their project discussion is horizontal communication. It supports cooperation without changing authority lines. Therefore,the correct term is horizontal.

Option A:
Downward communication would involve instructions from a higher authority to these teachers,which is not described in the stem.

Option B:
Upward communication would move from these teachers to a higher authority,such as the head of department.

Option C:
Diagonal communication crosses both functional units and levels,for example between a teacher and an administrator in another unit; the stem does not show such crossing.

Option D:
Horizontal communication is vital for teamwork and reduces duplication of effort,exactly as when teachers coordinate a project,making option C appropriate.

Workload norms define how many hours of teaching and related activities faculty members should perform per week, often differentiated by cadre and type of institution. They help in planning timetables, staffing needs and equitable distribution of duties. The stem refers exactly to the expected number of weekly hours on teaching and related duties, which is determined by workload norms. Hence, Option C is the correct answer.

Option A:
Workload norms ensure that faculty responsibilities are manageable and appropriately balanced with research and extension activities. They also provide a basis for calculating teacher–student ratios and sanctioning posts, fitting the context of the question.

Option B:
Curriculum outlines the content and structure of academic programmes, not the specific hours a teacher must work each week. Thus, Option A does not answer what the stem is asking about.

Option C:
Examination norms relate to how tests are conducted and evaluated and do not primarily determine faculty teaching hours. Hence, Option B is not appropriate here.

Option D:
Hostel norms concern residential facilities and student welfare, which are unrelated to academic workload expectations, making Option D incorrect.

Statements A, B, C, E and F identify major environmental concerns and mitigation strategies related to ICT, while D is clearly false. Energy-hungry data centres and toxic e-waste are genuine problems, but power management, repair, reuse and green procurement can reduce impacts. Ignoring environmental considerations in infrastructure planning would conflict with sustainability goals. Therefore the correct set consists of A, B, C, E and F.

Option A:
Option A is correct because it brings together the main issues of energy use and e-waste with practical strategies for reduction. It also incorporates procurement policies and device-level power management, offering a comprehensive view of ICT and environment.

Option B:
Option B is incorrect because it omits F, thus missing the role of procurement policies in environmental responsibility. A, B, C and E are true, but ignoring equipment selection leaves out an important institutional lever.

Option C:
Option C is incorrect because it omits A and leaves out the specific mention of data centre energy use. While B, C, E and F are true, excluding A means an important dimension of ICT environmental impact is missing.

Option D:
Option D is incorrect because it omits B and therefore does not explicitly reference hazardous e-waste. A, C, E and F are correct, but leaving out B underplays the toxicity issue central to many ICT-environment discussions.

Statement D is the only wrong statement because cybercrimes can and often do occur over networks without any physical theft of computers. Hacking, identity theft and phishing frequently exploit vulnerabilities and human behaviour online. Statements A, B and C correctly describe common types of cybercrime. Therefore, the option that selects only D as wrong is correct.

Option A:
Option A is incorrect because it lists A and D as wrong statements. Statement A is true, as hacking does involve unauthorised access to systems or networks. Including this correct definition in the wrong set undermines the accuracy of the option.

Option B:
Option B is incorrect because it groups C and D as wrong statements. While D is wrong, C correctly explains that phishing tricks users into disclosing sensitive information. Mixing a true statement with a false one disqualifies the combination.

Option C:
Option C is incorrect because it combines A, B and D as wrong statements. Statements A and B are accurate descriptions of hacking and identity theft and should not be treated as wrong. Only D is incorrect, so this option misclassifies important concepts.

Option D:
Option D is correct because it isolates D as the sole wrong statement. It acknowledges that cybercrimes can occur entirely online and are not limited to physical theft of devices. Recognising A, B and C as correct descriptions of cybercrime types makes this option consistent with ICT security understanding.

Research is a systematic and objective process of inquiry that aims at discovering new facts, verifying existing knowledge or establishing relationships among variables. It uses organised methods, careful observation and logical reasoning rather than casual guesswork. The goal is to generate dependable knowledge that can be checked and used by others. Because the stem clearly describes such a systematic and objective investigation, the correct term for it is research.

Option A:
Research involves defining a problem, collecting relevant data, analysing evidence and drawing conclusions in a disciplined manner. It is not limited to any single subject area; instead, it can be carried out in sciences, social sciences, humanities and professional fields. The emphasis on systematic and objective investigation in the stem perfectly matches this concept, so research is the appropriate completion.

Option B:
Instruction refers to the act of teaching or giving directions to learners in a classroom or training setting. Although research findings may be used to improve instruction, instruction itself is not primarily an investigative process aimed at discovering principles. Therefore, instruction does not fit the description of systematic investigation given in the question.

Option C:
Counselling is a helping relationship in which a trained person assists an individual in understanding problems and making personal decisions. It focuses on guidance for individuals rather than on generating generalisable knowledge. Since the stem talks about discovering facts or principles through investigation, counselling is not the correct term.

Option D:
Examination is a formal test used to assess what learners know or can do at a particular time. It evaluates outcomes but does not, by itself, constitute a systematic and objective inquiry to generate new knowledge. Hence, examination cannot be the term that completes the stem correctly.

The pattern here arises from the formula aₙ = 2n⁴−1 for n starting from 1. For n = 1, 2, 3, 4 and 5 we get 2·1⁴−1 = 1, 2·2⁴−1 = 31, 2·3⁴−1 = 161, 2·4⁴−1 = 511 and 2·5⁴−1 = 1249. For n = 6 we compute 2·6⁴−1 = 2·1296−1 = 2592−1 = 2591. Therefore 2591 is the only term that correctly extends the quartic-based pattern.

Option A:
Option A, 2511, is far below the calculated value and does not equal 2n⁴−1 for any n that continues the sequence. It ignores the rapid growth implied by the quartic expression. Thus 2511 is not a valid next term.

Option B:
Option B, 2541, is still different from 2591 and cannot be obtained from 2·6⁴−1. Choosing it would break the exact algebraic rule that explains all the previous terms. Hence 2541 cannot be the correct answer.

Option C:
Option C, 2591, matches the result of evaluating 2n⁴−1 when n = 6. It preserves the quartic dependence on n and continues the rapid increase seen in the sequence. For these reasons, 2591 is the correct continuation.

Option D:
Option D, 2651, overshoots the correct value and is not equal to 2n⁴−1 for any appropriate n in order. Adopting 2651 would distort the pattern and introduce an unjustified jump. Therefore it is not a valid option.