Deck 2: Computer Hardware and Terminology

Question 1

A physical connection between the microprocessor memory and other parts of the microcomputer is known as

A)path
B)address bus
C)route
D)all of the above

Answer 1

address bus

Question 2

High density double sided floppy disks could store _____ of data

A)1.40 mb
B)1.44 gb
C)1.40 gb
D)1.44 mb

Answer 2

1.44 mb

Question 3

A high quality CAD system uses the following for printing drawing and graphs

A)dot matrix printer
B)digital plotter
C)line printer
D)all of the above

Answer 3

digital plotter

Question 4

Which of the following is not an input device?

A)ocr
B)optical scanners
C)voice recognition device
D)com (computer output to microfilm)

Question 5

The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately

A)16 digits
B)6 digits
C)9 digits
D)all of above

Question 6

In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board?

A)motherboard
B)breadboard
C)daughter board
D)grandmother board

Question 7

Magnetic disks are the most popular medium for

A)direct access
B)sequential access
C)both of above
D)none of above

Question 8

A technique used by codes to convert an analog signal into a digital bit stream is known as

A)pulse code modulation
B)pulse stretcher
C)query processing
D)queue management

Question 9

Regarding a VDU, Which statement is more correct?

A)it is an output device
B)it is an input device
C)it is a peripheral device
D)it is hardware item

Question 10

A modern electronic computer is a machine that is meant for

A)doing quick mathematical calculations
B)input, storage, manipulation and outputting of data
C)electronic data processing
D)performing repetitive tasks accurately

Question 11

When was vacuum tube invented?

A)1900
B)1906
C)1910
D)1880

Question 12

Which of the following produces the best quality graphics reproduction?

A)laser printer
B)ink jet printer
C)plotter
D)dot matrix printer

Question 13

Computers with 80286 microprocessor is

A)xt computer
B)at comptuers
C)ps/2 computer
D)none of above

Question 14

An application suitable for sequential processing is

A)processing of grades
B)payroll processing
C)both a and b
D)all of above

Question 15

Which of the following is not processing?

A)arranging
B)manipulating
C)calculating
D)gathering

Question 16

The digital computer was developed primarily in

A)ussr
B)japan
C)usa
D)uk

Question 17

Software in computer

A)enhances the capabilities of the hardware machine
B)increase the speed of central processing unit
C)both of above
D)none of above

Question 18

Before a disk drive can access any sector record, a computer program has to provide the record's disk address. What information does this address specify?

A)track number
B)sector number
C)surface number
D)all of above

Question 19

The arranging of data in a logical sequence is called

A)sorting
B)classifying
C)reproducing
D)summarizing

Question 20

What is the responsibility of the logical unit in the CPU of a computer?

A)to produce result
B)to compare numbers
C)to control flow of information
D)to do math's works

Question 21

Abacus was the first

A)electronic computer
B)mechanical computer
C)electronic calculator
D)mechanical calculator

Question 22

If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be

A)216
B)65,536
C)64k
D)any of the above

Question 23

The terminal device that functions as a cash register, computer terminal, and OCR reader is the:

A)data collection terminal
B)ocr register terminal
C)video display terminal
D)pos terminal

Question 24

A set of flip flops integrated together is called ____

A)counter
B)adder
C)register
D)none of the above

Question 25

People often call ______ as the brain of computer system

A)control unit
B)arithmetic logic unit
C)central processing unit
D)storage unit