DCOA Mixed Practice Test #508

Question 1

Film Awards introduced by Kerala:‌​‍

Accepted Answer

1969 — Kerala State Film Awards since 1969.‌​‍

Answer

1950

Answer

1957

Answer

1965

Question 2

RAM is:‌​‍

Accepted Answer

Volatile, random access, fast — Contents lost on power-off. ‌​‍DRAM needs refreshing; SRAM (cache) faster but expensive. ROM non-volatile.

Answer

Non-volatile

Answer

Slow

Answer

Only for reading

Question 3

Kerala's first hydroelectric project was at:

Accepted Answer

Pallivasal — Pallivasal Hydroelectric Project in Idukki district was Kerala's first major hydroelectric project, commissioned in 1940.

Answer

Idukki

Answer

Sabarigiri

Answer

Malampuzha

Question 4

Nylon 6,6 is made from:

Accepted Answer

Hexamethylenediamine + adipic acid — Condensation polymer (polyamide). Named after 6+6 carbons. Strong, elastic — used in ropes, clothing.

Answer

Ethylene

Answer

Isoprene

Answer

Styrene

Question 5

Phases of the Moon are caused by:‌​‍

Accepted Answer

The relative positions of Earth, Moon and Sun — As Moon orbits, the fraction of its sunlit face visible from Earth changes.‌​‍

Answer

Rotation of Moon

Answer

Earth's shadow

Answer

Changes in Moon's shape

Question 6

Sahodaran Ayyappan organised the famous 'Misra Bhojanam' (inter-dining) of 1917 at:

Accepted Answer

Cherai — Sahodaran Ayyappan organised inter-caste dining at Cherai in 1917 attacking untouchability — 'Jati venda, matham venda'.

Answer

Vaikom

Answer

Sivagiri

Answer

Aruvippuram

Question 7

Internet was made available to the public in India on:‌​‍

Accepted Answer

15 August 1995 — VSNL (Videsh Sanchar Nigam Limited) launched public internet service in India on 15 August 1995.‌​‍

Answer

26 January 1995

Answer

1 January 1996

Answer

15 August 1997

Question 8

India's nuclear doctrine is:

Accepted Answer

No First Use (NFU) — stated 1999 — India declared NFU in 1999, formalised Draft Nuclear Doctrine 2003. Retaliation only; credible minimum deterrence.

Answer

First use

Answer

Use anytime

Answer

No doctrine

Question 9

Veenapoovu of Kumaranasan was first published in:‌​‍

Accepted Answer

Swaraj — Veenapoovu (1907) first published in Mithavadi journal — actually Mithavadi.‌​‍

Answer

Vivekodayam

Answer

Mithavadi

Answer

Malayalee

Question 10

Pernicious anaemia is caused by deficiency of:

Accepted Answer

Vitamin B₁₂ — B₁₂ (cobalamin) deficiency impairs RBC production → megaloblastic anaemia.

Answer

Iron

Answer

Vitamin C

Answer

Folic acid

DCOA Mixed Practice Test #508