DCOA Mixed Practice Test #780

Question 1

How many islands are envisaged to be connected by the Kochi Water Metro?‌​‍

Accepted Answer

Ten — The Kochi Water Metro connects 10 islands around Greater Kochi.‌​‍

Answer

Five

Answer

Eight

Answer

Four

Question 2

What is a significant limitation of relying solely on summative assessments for evaluating student learning throughout an academic year?

Accepted Answer

C. They primarily measure the outcome of learning at a specific point, often too late for intervention. — Summative assessments are designed to evaluate learning outcomes at the end of a course or unit. A significant limitation is that the results come too late to provide timely feedback for *improving* the current learning process, making interventions difficult. Options A, B, and D describe benefits typically associated with formative assessment, not summative.

Answer

A. They provide extensive opportunities for students to revise and improve during the learning process.

Answer

B. They offer detailed feedback that can immediately guide instructional adjustments.

Answer

D. They encourage continuous student engagement and motivation through ongoing feedback.

Question 3

The printing press was invented by:‌​‍

Accepted Answer

Gutenberg — Johannes Gutenberg invented the movable-type printing press (~1440) in Germany.‌​‍

Answer

Caxton

Answer

Edison

Answer

Marconi

Question 4

India's only silver at Paris 2024:‌​‍

Accepted Answer

Neeraj Chopra (javelin) — Neeraj Chopra silver in javelin at Paris 2024.‌​‍

Answer

Aman Sehrawat

Answer

Manu Bhaker

Answer

PV Sindhu

Question 5

Chinese fishing nets origin:

Accepted Answer

Chinese traders 14th century — Kublai Khan era Chinese.

Answer

Portuguese

Answer

Dutch

Answer

Indian origin

Question 6

The process of converting unsaturated oils to saturated fats by adding hydrogen is:

Accepted Answer

Hydrogenation — Vegetable oil + H₂ (Ni catalyst) → vanaspati/margarine.

Answer

Hydration

Answer

Hydrolysis

Answer

Halogenation

Question 7

Mirage is caused by:‌​‍

Accepted Answer

Refraction and total internal reflection of light in air layers of different densities — Hot air near the ground has lower density; light bends and undergoes TIR creating the illusion.‌​‍

Answer

Dispersion

Answer

Reflection from the ground

Answer

Diffraction

Question 8

Press Council of India established:‌​‍

Accepted Answer

1965 (statutory body from 1978 Act) — Statutory, not regulatory. ‌​‍Adjudicates complaints against/by press. Chairman traditionally retired SC judge.

Answer

2000

Answer

1947

Answer

1991

Question 9

The instrument used to measure atmospheric pressure is a:‌​‍

Accepted Answer

Barometer — Barometers (mercury or aneroid) measure atmospheric pressure.‌​‍

Answer

Thermometer

Answer

Anemometer

Answer

Hygrometer

Question 10

According to the Right to Education (RTE) Act, 2009, a child admitted to an elementary school is entitled to complete elementary education. What is a key provision related to academic progress and promotion under this Act for children up to Class 8?

Accepted Answer

B. No child admitted in a school shall be held back in any class or expelled from school till the completion of elementary education. — The RTE Act, 2009, originally stipulated a 'no detention policy' for children up to Class 8, meaning no child could be held back or expelled until the completion of elementary education. This provision aimed to reduce dropout rates and ensure continuous learning. Options A, C, and D contradict this fundamental 'no detention' principle of the original Act, which is a key aspect often tested.

Answer

A. Schools are permitted to detain a child in the same class if their academic performance is consistently below average.

Answer

C. Schools can conduct annual examinations and promote children based on their scores, with provisions for re-examination if they fail.

Answer

D. Continuous and Comprehensive Evaluation (CCE) is mandatory, but schools retain the right to detain students who do not meet minimum proficiency levels.

DCOA Mixed Practice Test #780