basics of hardware & software set 3 Detailed Explanation And More Example

MOST IMPORTANT computer mcq - 6 EXERCISES

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The following question based on basics of hardware & software topic of computer mcq

Questions : A device that provides emergency power to your computer, conditions the voltage, and protects against power surges is called a __________.

(a) PSU = Power Supply Unit

(b) USP = Universal Surge Protector

(c) UPPS = Universal Power Protection and Supply

(d) UPS = Uninterruptible Power Supply

e) None of the above

The correct answers to the above question in:

Answer: (d)

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Read more basic hardware software Based Computer Questions and Answers

Question : 1

How many pins on a standard DDR RAM Dimm?

a) 64

b) 256

c) 168

d) 184 '

e) None of these

Answer: (d)

Question : 2

Computers use which of the following number systems to store information?

a) base 4

b) base 2

c) base 8

d) base 10

e) None of these

Answer: (b)

Question : 3

Data is generally coded in 8-bit units, such a unit is also called

a) k

b) byte

c) field

d) Word

e) None of these

Answer: (b)

Question : 4

Terminal is a:

a) point at which data enters or leaves the computer

b) device to give power supply to computer

c) the last instruction in a program

d) any input /output device.

e) None of these

Answer: (a)

Question : 5

The person contributing the idea of the stored program was

a) Daniel Thomas

b) Charles Babbage

c) Howard Aiken

d) John Neumann

e) Dennis Ritchie.

Answer: (d)

Question : 6

A floppy disk contains

a) Circular tracks only

b) Both circular tracks and sectors

c) Sectors only

d) All of the above

e) None of these

Answer: (b)

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