General knowledge(GK)/Computer GK Mcq Question part 1 Sample Test,Sample questions

Question:
DEL command is used to

 
 

 

1.Delete files

2.Delete directory

3.Delete labels

4.Delete contents of file


Question:
 A collection of 8 bits is called

 
 
 
 

1.byte

2.word

3.record

4.All of above


Question:
 A data terminal serves as an





1.ffector

2.ensor

3.oth a and b

4.either a nor b


Question:
 DEL command is used to





1. Delete files

2. Delete directory

3. Delete labels

4. Delete contents of file Delete labels


Question:
 Electronic spreadsheets are most useful in a situation where relatively .... data must be input but ...... calculations are requied.

 
 
 large; complex
 

1.little; simple

2.large; simple

3.large; complex

4.little; complex


Question:
 External command in DOS are

 
  
 

1.Copy edit sys format

2.Edit sys chkdsk

3.Chkdsk prompt date

4.Sys ver vol


Question:
 In MS-DOS you can use small or capital letter of combination of both to enter a command but internally MS-DOS work with.

 
 
 
 

1.Small letter

2.Capital letter

3.Both a and b

4.None of above


Question:
 In OSI network architecture the dialogue control and token management are responsibility of

 
 
 
 

1.session layer

2.network layer

3.transport layer

4.data link layer


Question:
 Interrupts which are initiated by an instruction are


 
 
 

1.internal

2.external

3.hardware

4.software


Question:
 Microprocessor 8085 can address location upto

 

1.32K

2. 128K

3. 64K

4. 1M


Question:
 MS-DOS developed in

 
 

1.1991

2.1984

3.1971

4.1961


Question:
 Processors of all computers whether micro mini or mainframe must have

 
 
 

1.ALU

2.Primary Storage

3.Control unit

4. All of above


Question:
 The channel in the data communication model can be




1.ostal mail services

2.elephone lines

3.adio lines

4.ny of the above


Question:
 The process of converting analog signals into digital signals so they can be processed by a receiving computer is referred to as:

 

 
 

1.modulation

2.demodulation

3.synchronizing

4.digitizing


Question:
 The synchronous modems are more costly than the asynchronous modems because

 
 
 
 

1.they produce large volume of data

2.they contain clock recovery circuits

3.they transmit the data with stop and start bits

4.they operate with a larger bandwidth


Question:
 To copy the file command.com from drive c: to drive a:

 

 
 

1.Drive c: copy drive a:command.com

2. C:A: copy command.com

3.Copy c:command.com a:

4.Both b and c


Question:
 Which of the following is an advantage to using fiber optics data transmission?

 
 
 
 

1.resistance to data theft

2.fast data transmission rate

3.low noise level

4.all of above


Question:
. 
 Which of the following types of channels moves data relatively slowly?

 
 
 
 

1.wide band channel

2.voice band challen

3.narrow band channel

4.none of above


Question:
A complete microcomputer system consists of

 
 
 
 

1.microprocessor

2.memory

3.peripheral equipment

4.all of above


Question:
All computers execute


 
 
 

1.BASIC programs

2.COBOL programs

3.Machine language program

4.FORTRAN programs


Question:
All of the following are divisions of the COBOL program except:


 
 
 

1.input-output

2.indentification

3.procedure

4.data


Question:
An example of digital rather than analog communication is





1.DD

2.DS

3.ATS

4.DT


Question:
Avalanche photodiode receivers can detect bits of transmitted data by receiving

 
 
 
 

1.100 photons

2.200 photons

3.2000 photons

4.300 photons


Question:
CHKDSK can be used to find

 
 
 
 

1.Disk�s bad portion

2.Occupied space

3.Free space

4.All of above


Question:
CHKDSK command is used to


 
 
 

1.Analyze the hard disk error

2.Diagnose the hard disk error

3.Report the status of files on disk

4.All of the above


Question:
Data communications monitors available on the software marked include

 
 
 
 

1.ENVIRON/1

2.TOTAL

3.BPL

4.Telnet


Question:
DIR command is used to

 
 
 
 

1.Display a list of files in a directory

2.Display contents of files in directory

3.Display type of files in a sub directory

4.All of above


Question:
Disk copy command in DOS is used to

 
 
 
 

1.Copy a file

2.Copy contents of one floppy disk to another

3.Copy contents of CD-ROM to another

4.All of the above


Question:
If you need to duplicate the entire disk which command will you use?

 
 
 
 

1.Copy

2.Diskcopy

3.Chkdsk

4.Format


Question:
In a synchronous modem the receive equilizer is known as





1.daptive equilizer

2.mpariment equilizer

3.tatistical equilizer

4.ompromise equilizer


Question:
In BASIC description comments are put in the source program with the

 
 
 
 

1.PRINT statement

2.REMARK statement

3.INPUT statement

4.DATA statement


Question:
In communication satellite multiple repeaters are known as

 

 
 

1.detector

2.modulator

3.stations

4.transponders


Question:
In immediate addressing the operand is placed

 
 

 

1.in the CPU register

2.after OP code in the instruction

3. in memory

4.in stack


Question:
In which year the first operating system was developed

 
 
 

1.1910

2.1940

3.1950

4.1980


Question:
Maximum length of DOS command using any optional parameter is

 
 

1.26 characters

2.87 characters

3.127 characters

4.None of above


Question:
One disadvantage of a direct access file is:

 
 
 
 

1.the delay in computiong the storage address

2.duplication of address locations

3.unsued but available storage locations

4.all of above


Question:
Pipeline implement

 
 
 
 

1.fetch instruction

2.decode instruction

3.fetch operand

4.all of abve


Question:
Pipelining strategy is called implement

 
 

1.instruction execution

2.instruction prefetch

3.instruction decoding

4.instruction manipulation


Question:
Terminals are required for





1.eal-time batch processing & time-sharing

2.eal time time-sharing & distributed message processing

3.eal time distributed processing & manager inquiry

4.eal-time time sharing & message switching


Question:
The ALU and control unit of most of the microcomputers are combined and manufacture on a single silicon chip. What is it called?

 
 
 
 

1.monochip

2.microprocessor

3.ALU

4.control unit


Question:
The branch logic that provides decision making capabilities in the control unit is known as

 
 
 
 

1.controlled transfer

2.conditional transfer

3.unconditional transfer

4.none of above


Question:
The interactive transmission of data within a time sharing system may be best suited to


 
 
 

1.simplex lines

2.half-duplex lines

3.full duplex lines

4.biflex-lines


Question:
The transmission signal coding method of TI carrier is called

1.Bipolar

2. NRZ

3. Manchester

4. Binary


Question:
The vol command is used to

 
 
 
 

1.see the value of list

2.see the veriety of language

3.see the disk volume label

4.see the volume of largest


Question:
To copy the hidden system files of DOS to another disk you can use the command

 
 
 
 

1.Copy

2.Ren

3.Sys

4.Diskcopy


Question:
What is the main difference between DDCMP and SDLC?




1.DCMP does not need special hardware to final the beginning of a message

2.DCMP has a message header

3.DLC has a IP address

4.DLC does not use CRC


Question:
What is the number of separate protocol layers at the serial interface gateway specified by the X.25 standard?

 
 
 
 

1.4

2.2

3.6

4.3


Question:
Which command be used to clear the screen and display the operating system prompt on the first line of the display?

 
 
 

1.Cd

2.Md

3.Rename

4.cls


Question:
Which command displays the directory list including files in tree structure?

 
 

 

1.Dir/s/f

2.Tree/f

3. Tree/s/f

4.Dir/f


Question:
Which command is used to display all the files having the (.exe) extension but different filename?

 
 
 
 

1.Dir filename.*

2.Dir filename.ext

3.Dir *.sys

4.Dir *.ext


Question:
Which command is used to make a new directory?

 
 
 
 

1.Md

2.Cd

3.Rd

4.None of above


Question:
Which command should be used to display all files within the specified subordinate directory of the subdirectory?

 
 
 

1.Dir pathname

2.Dir pathnamepathname

3.Dir / ch

4. Dir pathnamefilename


Question:
Which file organization is allowed by a direct access storage device?

 
 
 
 

1.direct only

2.sequential and direct only

3.indexed and direct only

4.sequential indexed and direct


Question:
Which of hte following is considered a broad band communication channel?

 

 
 

1.coaxial cable

2.fiber optics cable

3.microwave circuits

4.all of above


Question:
Which of the following code is used in present day computing was developed by IBM corporation?

 
 
 
 

1.ASCII

2.Hollerith Code

3.Baudot code

4.EBCDIC code


Question:
Which of the following communications lines is best suited to interactive processing applications?

 
 
 
 

1.narrow band channel

2.simplex lines

3.full duplex lines

4.mixed band channels


Question:
Which of the following is most oriented to scientific programming?

 
 
 
 

1.FORTRAN

2.COBOL

3.BASIC

4.PL/1


Question:
Which of the following is not one of the process that a high level language program msut go through before it is ready to be executed?

 
 
 
 

1.translation

2.controlling

3.lading

4.linking


Question:
Which of the following performs modulation and demodulation?

 
 
 
 

1.fiber optics

2.coaxial cable

3.modem

4.21


Question:
Which of the following registers is used to keep track of address of the memory location where the next instruction is located?

 
 
 
 

1.Memory Address Register

2.Memory Data Register

3.Instruction Register

4.Program Register


Question:
Which of the following statement is correct?

 
 
 

1.terminal section of a synchronous modem contains the scrambler

2.receiver section of a synchronous modem contains the scrambler

3.transmission section of a synchronous modem contains the scrambler

4.control section of a synchronous modem contains the scrambler


Question:
Which of the following statement is incorrect?

 
 

 

1.Multiplexers are designed to accept data from several I/O devices and transmit a unified stream of data on one communication line

2.HDLC is a standard synchronous communication protocol.

3.RTS/CTS is the way the DTE indicates that it is ready to transmit data and the way the DCW indicates that it is ready to accept data

4.RTS/CTS is the way the terminal indicates ringing


Question:
While working with Ms-Dos which command transfers a specific file from one disk to another?

 
 

1.Copy

2.Diskcopy

3.Time

4.Rename


Question:
xcopy command can copy

 
 
 

1.individual files or group of files

2.directories including subdirectories

3.to diskette of a different capacity

4.all of above


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