Hardware Test 03

Total Questions: 29

1 - Third generation computers

A ) We're the first to use built in error detecting device
B ) Used transistor instead of vacuum tubes
C ) We're the first to use neural network
D ) None of these

2 - A Winchester disk is a

A ) Removable disk
B ) Flexible disk
C ) Disk stack ✅
D ) All of these

3 - A computer can be defined as an electronic device that can be

A ) Carry out arithmetical operation
B ) Accept and process data using a set of stored instructions
C ) Carry out logical function
D ) None of these

4 - The central processing unit

A ) Is operated from the control panel
B ) Is controlled by the input data entering the system
C ) Control all input, output and processing ✅
D ) None of these

5 - Computer follows a simple principles called GIGO which means

A ) Garbage in garbage out ✅
B ) Garbage input good output
C ) Great instructions great output
D ) Good input good output

6 - The term baud is a measure of the

A ) Memory capacity
B ) Speed at which data travels over the communication lines ✅
C ) Instructions execution time
D ) None of these

7 - A bootstrap is

A ) A memory device
B ) A device to support the computer
C ) A small initialization program to start up a computer ✅
D ) None of these

8 - Which of the following is not hardware

A ) Magnetic tape
B ) Printer
C ) Assemblers ✅
D ) None of these

9 - Pick out the wrong definition

A ) EDP acronym for electronic data processing
B ) Control unit heart of a computer
C ) Access time-time needed to access the output ✅
D ) None of these

10 - Terminal is a

A ) Point at which data enters or leaves the computer ✅
B ) Device to give power supply to computer
C ) The last instructions in a program
D ) None of these

11 - Multiple choice examination answer sheets can be evaluated automatically by

A ) OCR
B ) OMR ✅
C ) Magnetic tape reader
D ) None of these

12 - An operating system

A ) Is not required on large computer
B ) Is always supplied with the computer
C ) Consists of programs that help in the operation of computer ✅
D ) None of these

13 - Which of the following would cause quickest access

A ) Direct access from a magnetic tape
B ) Direct access from a floppy disk
C ) Direct access from a hard disk ✅
D ) None of these

14 - The process of retaining data for future use is called

A ) Reading
B ) Storing ✅
C ) Writing
D ) Coding

15 - A file is corrected immediately after the input of a transaction. This is an example of

A ) On line updating ✅
B ) Batching
C ) Sorting
D ) Off line updating

16 - Magnetic tapes are good storage media for

A ) Backup and low volume data
B ) Storing original but low volume data
C ) Storing original but high volume data
D ) Backup and high volume data ✅

17 - Which of the following is a computer code

A ) EPROM
B ) JAVA
C ) EBCDIC ✅
D ) None of these

20 - In 1st complement a number which is subtracted from other number is known as.....

A ) Carry
B ) Subtrahend
C ) Minuend ✅
D ) None of these

21 - In a 2nd complement a number which is subtracted from other number is known as

A ) Minuend ✅
B ) Subtrahend
C ) Carry
D ) All of these

23 - .....are used for converting one type of number system into the other form

A ) Logic gate
B ) Decoder ✅
C ) Half adder
D ) Full adder

24 - Multiplexer means

A ) One into many
B ) Many into many
C ) Many into one ✅
D ) All of these

25 - Multiplexers is also known as

A ) Adder
B ) Demux
C ) Mux ✅
D ) None of these

26 - ASCII code is a......bit code

A ) 1
B ) 2
C ) 7 ✅
D ) 8

28 - 110+110=

A ) 3
B ) 0
C ) 1
D ) 2 ✅

29 - 12+12=

A ) 1 ✅
B ) 0
C ) 2
D ) 3