Computer Awareness MCQs and Quiz for Banking, IBPS, RRB, RBI, SBI Exams
Computer Awareness Questions and Quiz for Banking, IBPS, RRB, RBI, SBI, NABARD examinations of 2020-2021. Computer Awareness MCQs for Competitive Exams. GKToday Computer Awareness for IBPS PO, IBPS Clerk, Bank PO, Bank Clerk and other entrance / competitive examinations.
11. Which of the following are part of the Logical Operations of the computer?
[A] Addition
[B] Greater Than
[C] Subtraction
[D] Differentials
Show Answer
Correct Answer: B [Greater Than]
Notes:
A computer performs both arithmetic and logical operations. Examples of logical operations are greater than, less than, equal to , opposite etc.
12. Which of the following devices comprise the output unit?
[A] Control Unit
[B] Visual Display Unit
[C] Secondary Memory
[D] Primary Memory
Show Answer
Correct Answer: B [Visual Display Unit]
Notes:
Devices like a printer and visual display unit that are used to provide information to the user in the desired format are called output unit.
13. Which of the following are indisputable characteristics of a computer?
[A] Speed
[B] Accuracy
[C] Versatility
[D] All of the above
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Correct Answer: D [All of the above]
Notes:
Speed, accuracy and versatility comprise indisputable characteristics of a computer. In addition, it also has reliability and storage capacity. These are some of the factors which make it such an important parts of our lives.
14. Who is considered as the father of the computer?
[A] William Thomson
[B] Lord Kelvin
[C] Charles Babbage
[D] Pierre Jaquet-Droz
Show Answer
Correct Answer: C [Charles Babbage]
Notes:
Charles Babbage, an English mechanical engineer and polymath gave the concept of a programmable computer. He is considered as the “Father of the Computer”.
15. Which of the following is the correct sequence of stages of data processing in a computer?
[A] Data Collection- Input Raw Data- Processing of Data-Information- Output
[B] Data Collection-Input Information-Processing of Data- Output
[C] Data Collection- Data Processing- Information-Data Output
[D] Data Input-Data Processing-Data Collection-Information-Output
Show Answer
Correct Answer: A [Data Collection- Input Raw Data- Processing of Data-Information- Output]
Notes:
The correct sequence of stages of data processing is Data Collection-Input Raw Data-Processing of Data-Information-Output
16. Which of the following are related to finding information from the RAM?
[A] Memory Buffer Register
[B] Memory Data Register
[C] Memory Address Register
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
All three i.e. Memory Buffer Register, Memory Data Register and Memory Address Register represent a collection of storage registers which are located on separate chips from CPU. They all fetch information from memory.
17. An analog computer uses an analog signal which is usually represented as what?
[A] Sine Wave
[B] Sine Curve
[C] Bell curve
[D] Cos Wave
Show Answer
Correct Answer: A [Sine Wave]
Notes:
An Analog computer uses an analog signal which can also be represented as a sine wave or a continuous wave which contains many time-varying quantities.
18. Where are the instructions which are used to run a digital computer stored?
[A] Motherboard
[B] Hard Disk
[C] Memory
[D] All of the above
Show Answer
Correct Answer: C [Memory]
Notes:
The digital computer works by counting, comparing and manipulating various digits and their combinations as per the instructions which are stored in the memory.
19. What are four basic functional elements of a digital computer?
[A] Input-Output Equipment
[B] Main Memory
[C] Control Unit and ALU
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
A digital computer system has four basic functional elements like the input-output equipment, main memory, control unit and the arithmetic logic unit.
20. Who had designed ENIAC?
[A] Gladeon Bames
[B] Herman Goldstine
[C] Betty Snyder
[D] John Mauchly
Show Answer
Correct Answer: D [John Mauchly]
Notes:
ENIAC was designed by John Mauchly and J. Presper Eckert of University of Pennsylvania. There were many design engineers who had assisted them.
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