Plus 2 Lecturer Mixed Practice Test #657

Question 1

What is the full form of CPU?‌​‍

Accepted Answer

Central Processing Unit — CPU stands for Central Processing Unit. ‌​‍It is the 'brain' of the computer that performs arithmetic and logical operations.

Answer

Computer Personal Unit

Answer

Central Program Utility

Answer

Computer Processing Unit

Question 2

Acceleration due to gravity at height h (small h << R) decreases as:‌​‍

Accepted Answer

g(1 - 2h/R) — g_h = g(1 - 2h/R) for small h. ‌​‍At depth d, g_d = g(1 - d/R). Zero at Earth's centre.

Answer

g

Answer

g(1 + h/R)

Answer

g/(1+h/R)²

Question 3

A dispute arises between two UN member states regarding the interpretation of an international treaty. Both states are parties to the Statute of the International Court of Justice (ICJ). Under what circumstances can this dispute be brought before the ICJ for a binding judgment?

Accepted Answer

C. If both states agree to submit the dispute to the ICJ, either through a special agreement or by having previously accepted the Court's compulsory jurisdiction. — The International Court of Justice's jurisdiction in contentious cases, leading to a binding judgment, is fundamentally based on the consent of the states involved. Both states must either agree to submit the specific dispute via a special agreement or have previously accepted the Court's compulsory jurisdiction under Article 36(2) of its Statute. The General Assembly and Security Council can request advisory opinions or enforce judgments, respectively, but cannot unilaterally compel states to submit to the Court's binding jurisdiction for a dispute.

Answer

A. If the United Nations General Assembly passes a resolution, by a simple majority, requesting the ICJ to adjudicate the dispute.

Answer

B. If one state unilaterally refers the case to the ICJ, provided the dispute involves a matter of customary international law.

Answer

D. If the UN Security Council, by a non-procedural vote, directs the ICJ to hear the case to maintain international peace and security.

Question 4

Semiconductor diode as rectifier:‌​‍

Accepted Answer

Converts AC to DC — Half-wave uses 1 diode; full-wave bridge uses 4 diodes. ‌​‍Capacitor smooths output.

Answer

Amplifies

Answer

Generates AC

Answer

Only blocks

Question 5

What is the primary pedagogical and curricular restructuring proposed by the National Education Policy (NEP) 2020 for school education?

Accepted Answer

B. 5+3+3+4 system covering foundational, preparatory, middle, and secondary stages — The NEP 2020 replaces the traditional 10+2 structure with a new 5+3+3+4 curricular framework. This framework includes 5 years of Foundational Stage, 3 years of Preparatory Stage, 3 years of Middle Stage, and 4 years of Secondary Stage, aiming for holistic development. The other options represent incorrect or non-existent structures proposed by NEP 2020.

Answer

A. 10+2 system with vocational streams

Answer

C. 8+4 system emphasizing early childhood care and secondary education

Answer

D. A flexible 3+2+5+2 model for varied learning paces

Question 6

Which of the following represents the nth term of a Geometric Progression (GP)?‌​‍

Accepted Answer

a · r^(n-1) — Geometric progression. ‌​‍Sum of n terms: a(rⁿ - 1)/(r-1). Infinite sum if |r|<1: a/(1-r).

Answer

a/r

Answer

a + (n-1)d

Answer

n·a

Question 7

Alzheimer's:

Accepted Answer

Memory loss, brain atrophy — Neurodegenerative — beta-amyloid plaques.

Answer

Only memory

Answer

Kidney

Answer

Liver

Question 8

Rusting of iron is:‌​‍

Accepted Answer

Oxidation — Rusting = oxidation of iron (Fe + O₂ + H₂O → Fe₂O₃).‌​‍

Answer

Reduction

Answer

Sublimation

Answer

Neutralisation

Question 9

Unniarcha:‌​‍

Accepted Answer

Warrior heroine — Legendary warrior of North Kerala.‌​‍

Answer

Queen

Answer

Poet

Answer

None

Question 10

Which of the following is the primary function of dietary fiber in a balanced diet?

Accepted Answer

B. Regulates blood glucose levels and promotes bowel regularity — Dietary fiber is primarily known for its role in regulating blood glucose levels and promoting bowel regularity by adding bulk to stool. It does not provide amino acids, enhance calcium absorption, or supply immediate energy like fats or carbohydrates.

Answer

A. Provides essential amino acids for protein synthesis

Answer

C. Enhances calcium absorption in the small intestine

Answer

D. Supplies concentrated energy for immediate metabolic use

Plus 2 Lecturer Mixed Practice Test #657