Student preparing for a multiple-choice competitive exam

Pakistan's MCQ Practice Library for Competitive Exams

mcqpk.com helps students and job candidates practise multiple-choice questions by subject, then build a free test to check what they have learned.

Questions are reviewed over time, but syllabuses and factual answers can change. Always confirm important information with the relevant official source.

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Recently added practice questions

12221. A cross of unlike organisms is termed as____________________?
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A. Hybrid

B. Backcross

C. None of the above

D. Heterosis

12224. A crack in the magnetic path of an inductor will result in________________?
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A. reduced inductance

B. zero inductance

C. increased inductance

D. unchanged inductance

12225. A CPU contains___________?
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A. an arithmetic logic unit and a card reader

B. a card reader and a printing device

C. a control unit and an arithmetic logic unit

D. an analytical engine and a control unit

12226. A country is said to be enjoying national liberty if:
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A. It enjoys a favourable balance of trade

B. It has adopted a democratic system of government

C. It is free from economic control of other powers

D. It is free from foreign rule and enjoys self-government
12229. A controller, essentially, is a________________?
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A. clipper

B. amplifier

C. comparator

D. sensor

12230. A control system working under unknown random actions is called______________?
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A. adaptive control system

B. computer control system

C. stochastic control system

D. digital data system

12231. A control system in which the control action is somehow dependent on the output is known as____________?
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A. None of the above

B. Semiclosed loop system

C. Open system

D. Closed loop system
12233. A constitutional government means:
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A. An arbitrary government with a despotic ruler

B. A government in which the head of the state enjoys very nominal powers

C. A government which is not subject to any restraints

D. A government limited by the terms of the constitution
12234. A constitutional government is one in which there is: ________________?
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A. The head of the state enjoys vast powers

B. Strict party discipline

C. Rigid party system

D. The stte is considered above eveything else

E. The state is sacrificed to protect the interests of party

12236. A constitution which provided for a rigid distribution of powers between the Centre and its constituent units is known as:
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A. A federal constitution

B. A rigid constitution

C. Written constitution

D. None of the above

12239. A condenser suitable for D.C. only is________?
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A. poled aluminium electrolytic condenser

B. metallic plate variable gang condenser

C. oil impregrated paper condenser

D. metallic paper capacitor

12240. A computer system that is old and perhaps not satisfactory is referred to as a(n)____________?
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A. Historical system

B. Ancient system

C. Legacy system

D. Age old system

How to use MCQPK

  1. Choose a subject from the navigation or subject directory.
  2. Work through the questions and compare each option with the marked answer.
  3. Use the online quiz to practise a mixed or subject-specific set.
  4. Report a doubtful answer so it can be reviewed and corrected.

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