ICT for NTA UGC NET JRF Paper 1

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1.Which of the following is the processing unit of the computer?

[A] CPU
[B] Memory
[C] Graphic Card
[D] Mother Board

SHOW ANSWER
  Answer 1
Explanation: A modern computer consists of at least one processing element called the Central Processing Unit or CPU. ©navclasses




2.What are the components of the Central Processing Unit?

[A] Control Unit
[B] Arithmetic Logic Unit
[C] Memory
[D] All of the above

SHOW ANSWER
  Answer 4
Explanation: Control Unit, Arithmetic Logic Unit and Memory together are called the Central Processing Unit or the CPU. ©navclasses




3.Which of the following is not an arithmetic capability of a computer?

[A] Addition and Subtraction
[B] Calculation
[C] Copy and Paste
[D] All of the above

SHOW ANSWER
  Answer 3
Explanation: A computer is much more than an arithmetic number crunching device and performs many other operations like copy, paste, delete, print etc. ©navclasses




4. How are registers measured?

[A] Number of programs
[B] Number of bits
[C] Number of Occurence
[D] Number of reference points

SHOW ANSWER
  Answer 2
Explanation: Registers are normally measured by the number of bits they can hold like an 8-bit register, a 32-bit register etc. ©navclasses




5.What does the amplitude of an analog wave measure?

[A] Frequency
[B] Intensity
[C] Wavelength
[D] All of the above

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  Answer 2
Explanation: The amplitude of an analog wave is a measure of its intensity which is related to the highest point called crest and the lowest point called trough. ©navclasses




6. Which of the following comprise vital electronic components of an analog clock?

[A] Multipliers
[B] Potentiometers
[C] Operational amplifiers
[D] All of the above

SHOW ANSWER
  Answer 4
Explanation: Key electronic components of an analog computer include precision resistors, multipliers, potentiometers, operational amplifiers, fixed-function generators etc. ©navclasses




7.Which of the following tasks can be performed by a digital computer?

[A] Analyze vast amount of business data
[B] Simulating Global weather patterns
[C] Regulating operations of machines
[D] All of the above

SHOW ANSWER
  Answer 4
Explanation: All the tasks mentioned above can be performed by a digital computer like analyzing vast amount of business data, simulation of global weather patterns, regulation of operations of machines etc. ©navclasses




8.Who had build the first electronic digital computer?

[A] George Boole
[B] Charles Babbage
[C] John Atanasoff
[D] Cliff Berry

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  Answer 3
Explanation: John V. Atanasoff who is an Ameican mathematician and also a physicist built the first electronic digital computer. ©navclasses




9.What is the function of a digital component in a hybrid computer?

[A] Controller
[B] Storage
[C] Solver of Differential equations
[D] All of the above

SHOW ANSWER
  Answer 1
Explanation: The digital component in a hybrid computer acts as a controller and provides logical and numerical operations. ©navclasses




10.Who among the following is most likely to operate a personal computer?

[A] End-user
[B] Technician
[C] Software Engineer
[D] All of the above

SHOW ANSWER
  Answer 1
Explanation: A personal computer is basically a multipurpose computer which is designed specifically for individual use. It is thus more likely to be used by an end-user. ©navclasses

 

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