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Friday, April 8, 2016


1.      Who coined the term computer virus?
a)      Frederick Cohen               
b)      William Gibson
c)      John Von Neumann
d)     Charles  Babbage
Answer: a)
Frederick Cohen is an American Computer Scientist and best known as inventor of computer virus defense techniques.

2.      Operating system is a type of
a)      Application software
b)     Utility software
c)      System software
d)     None of  these
                   Answer: (c)
System software is a type of computer program that is designed to run a computer’s hardware and application program.  An Operating system acts as an interface between   used and hardware

3.      What is the expansion of the term ASCII
a)      American security code for information Interchange
b)     American scientific code for information Interchange
c)      American Standard Code for Interchange information
d)     American Standard Code for Information Interchange
Answer: (d)
ASCII is a character encoding scheme use in computer. ASCII uses 7 bit or 8 bit to represent character.

4.      Attempt to acquire sensitive information such as passwords and credit card details by masquerading as a trustworthy entity.
a)      Phishing
b)     Spoofing
c)      Hacking
d)     None of these
Answer: (a)
Phishing is a cybercrime carried out by email spoofing.

 5. Process of ‘knowledge discovery in databases' is
a)  Data tuning
b) Data Diddling
c) Data Fragmentation
d) Data Mining

Answer: (d)
Data mining is the   extraction of patterns and knowledge from large amount of data.

6.      Finding and removal of errors in a computer program is
a)      Compilation
b)     Debugging
c)      Spamming
d)     Running

Answer: (b)
Debugging is the process of finding and resolving defects that prevent correct operation of a computer software error in a computer program is also called as Bug or Glitch.

7.      The activity of creating sectors and trackers on a hard disk is called.
a)      Tracking
b)     De fragmentation
c)      Formatting
d)     Plattering
Answer: (c)
Formatting is the process of preparing a data storage device to store data.
8.      Protocol use to transfer files between computer
a)      FTP
b)     SMTP
c)      WAP
d)     DHCP

Answer: (a)
FTP   (file transfer protocol).
9.      The term ‘Move to chest’ related with
a)      Operating  system
b)     MS Office
c)      DTP
d)     Anti Virus
Answer: (d)
Anti Virus is a computer program used to detect and remove malware ( Malicious Software ) including VIRUS , Trojan Horse and Worms.

10.   Which company developed the first Micro processor?
a)      Intel
b)     Microsoft
c)      AMD
d)     Apple

Answer: (a)
Intel developed the first Micro processer named Intel 4004 in 1971. Intel 4004 was a 4-bit Microprocessor. Microprocessor is the alternate name used for CPU.


1.      Who coined the term ‘cyber space’?
a)      Tim Berners lee
b)     William Gibson
c)      Ray Tomlinson
d)     Dennis Ritchie

Answer: (b)
Cyberspace is the virtual space created by interconnected computer and computer networks on the internet. William Gibson coined this term in his novel ‘ Neuromancer ‘ published in 1984.

2.      Which is the latest version of Android ?
a)      Jelly bean
b)     Ice-cream sandwich
c)      Kitkat
d)     Marshmallow

Answer: (d)
                                    Marshmallow ( Android 6.0 ) is the latest version unveiled in May 2015.
3.      What is the full form of EBCDIC?
a)      Extended Binary Coded Decimal Interchange Code
b)     Expanded Binary Coded Decimal Interchange Code
c)      Enlarged Binary Coded Decimal Interchange Code
d)     Enclosed Binary Coded Decimal Interchange Code
Answer: (a)
EBCDIC is a character representation standard for alphabetic and numeric characters. It is developed by IBM.

4.      Changing data before or during entry in to computer system is called
a)      Phishing
b)     Spoofing
c)      Data mining
                                d)     Data diddling

Answer: (d)

Data Diddling also called false Data entry is the un authorized changing of data   eg: forging or counterfeiting documents.

5.      Which of the following application can be used to store Data efficiently in a computer system?
a)      Dream weaver
b)     Page maker
c)      MS out look
d)     Oracle

Answer: (d) oracle

6.      Errors in a program revealed  at the time of compilation is
a)      Logic errors
b)     Runtime  errors
c)      Syntax errors
                                d)     None of these 

Answer: (c)
Syntax errors are in a due to violation of rules prescribed in a computer language.

7.      Which technology is used in compact disc?
a)      Electrical
b)     Mechanical
c)      Electro magnetic
d)     Laser

Answer: (d)
LASER (Light Amplification by Stimulated Emission of Radiation). Usually red colored laser beams are used.

8.      Which protocol is called the back bone of Internet
a)      FTP
b)     SMTP
c)      TCP
d)     DHCP

Answer: (c)
TCP (transmission control protocol)

9.      A security system that  controls incoming and outgoing network traffic based on a set of rule is
a)      Anti Virus
b)     Firewall
c)      Router
d)     Burglar Alarm
Answer: (b)
Firewall is a network security system implemented as either hardware or software.

10.   Which of the following institution is credited with the development of WWW?
a)      CERN                
b)     IIBM
c)      Bell Labs
d)     Microsoft
Answer: (a)
CERN is the European Organization for Nuclear research that operates the largest particle physics laboratory .WWW is invented by Tim Berners Lee. The computer ‘Next Cube ‘ used by Tim Berners Lee at CERN became the first Web Server.

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