Computer Awareness Quiz for IBPS PO - Part 51

computer quiz
Ques 1.
Which multiplexing techniques transmits analog signals ?
(a) FDM
(b) Synchronous TDM
(c) Asynchronous TDM
(d) Both (b) and (c)
(e) None of these



Ques 2.
In DOS, the Label" command is used to 
(a) display the label of disk
(b) change the label of disk
(c) remove the label of disk
(d) Both (a) and (b) 
(e) None of these


Ques 3.
The Subsystem of the kernel and hardware that cooperates to translate virtual to physical address comprises
(a) Process Management Subsystem
(b) Memory Management Subsystem
(c) Input / Output Management Subsystem 
(d) All of the above
(e) None  of these


Ques 4.
A device operating  at the physical layer called a 
(a) Bridge
(b) Router
(c) Repeater
(d) All of the above
(e) None of these


Ques 5.
Encryption and decryption are function of
(a) Transport Layer
(b) Session layer
(c) Presentation layer
(d) All of the above
(e) None of  these


Ques 6.
Which type of switching uses the entire capacity of a dedicated link?
(a) Circuit switching
(b) Virtual Circuit Packet Switching
(c) Datagram Packet
(d) Message Switching
(e) None of these


Ques 7.
A permanent virtual circuit involves
(a) Connection establishment
(b) Data transfer
(c) Connection release
(d) All of the above
(e) None of these



Ques 8.
What is the main folder on a storage device called ?
(a)Platform 
(b) Interface
(c) Root directly
(d) device driver
(e) None of these



Ques 9.
Manipulating data to create information is known as 
(a) feedback
(b) programming
(c) Processing
(d) analysis
(e) None of these


Ques 10.
The type of software that controls the internal operations in the computer, and control how the computer works with all its parts is which of the following ?
(a) shareware
(b) Operating system software
(c) application software
(d) public domain software
(e) None of these


Ques 11.
What happens when you boot up a PC ?
(a) portions of the operating system are copied from disk into memory 
(b) Portions of the operating system are  copied from memory onto disk
(c) Portions of the operating system are complied
(d) portions of the operating system are emulated 
(e) None of these


Ques 12.
What is correcting errors in a program called ?
(a) Interpreting
(b) Translating
(c) Debugging
(d) Compiling
(e) None of these


Ques 13.
Sending and E-mail is similar to
(a) writing a letter
b) drawing a picture
(c) talking on the phone
(d) sending a package
(e) None of these


Ques 14.
The blinking symbol on the computer screen is called the 
(a) mouse
(b) hand
(c) light
(d) cursor
(e) None of these


Ques 15.
______ is the process of finding errors in software code.
(a) Compiling 
(b) Testing
(c) Running
(d) Debugging
(e) None of these


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