Computer Questions

Q:

The difference between a virus and a self-replicating program which is like a virus is that rather than creating copies of itself on only one system it propagate through computer network. What is that called as _____

A) Keylogger B) Worm
C) Time Bomb D) Cracker
 
Answer & Explanation Answer: B) Worm

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Computer
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

16 7016
Q:

F12 key is known as

A) Company Configuration B) Accounting Features
C) Company Features D) All of the above
 
Answer & Explanation Answer: A) Company Configuration

Explanation:

The F1, F2 to F12 keys that are found on the top row of most computer keyboards are called as Function Keys. Unless you've witnessed the evolution of computers from their early days, you probably don't know why they were invented and for what.
Function keys were used by various computer programs to fulfill various functions.

F12 - It is used by many web browsers to open the developer tools.

Report Error

View Answer Report Error Discuss

Filed Under: Computer
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

14 6906
Q:

The output quality of a printer is measured by

A) Dots per line B) Dots printed per unit time
C) Dots per inch D) All of the above
 
Answer & Explanation Answer: C) Dots per inch

Explanation:

DPI [Dots Per Inch] is a measurement of output quality of printer resolution. It represents number of ink dots the printer can place in an area of one square inch. The lesser the DPI the less sharper the image and vice versa.

 

Therefore, a printer that may have 400 DPI, a printer that can print 400 x 400 per square inch or 1,60,000 dots per inch.

Report Error

View Answer Report Error Discuss

Filed Under: Computer
Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

6 6880
Q:

The brain of any computer system is

A) CPU B) Memory
C) Control D) ALU
 
Answer & Explanation Answer: A) CPU

Explanation:

Central Processing Unit (CPU) is the brain of any computer system.

Report Error

View Answer Report Error Discuss

19 6867
Q:

A program which helps create written documents and lets you go back and make corrections as necesary ______

A) Spreadsheet B) Personal writer
C) Word printer D) Word processor
 
Answer & Explanation Answer: D) Word processor

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Computer
Exam Prep: Bank Exams

18 6754
Q:

OCR stands for

A) Optical Character Recognition B) Optical CPU Recognition
C) Optimal Character Rendering D) Other Character Restoration
 
Answer & Explanation Answer: A) Optical Character Recognition

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Computer
Exam Prep: Bank Exams

10 6691
Q:

Which is NOT a good Web security strategy ?

A) Remove unnecessary compilers and interpreters B) Add demo programs, so users can test system without accessing production data
C) Limit the users who can load software, edit or add files D) Restrict access to the Web server keep a minimum number of ports open
 
Answer & Explanation Answer: A) Remove unnecessary compilers and interpreters

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Computer
Exam Prep: Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

20 6579
Q:

During Processing data, programs, and processed information are held temporarily in _________

A) Secodary stoage B) ROM
C) RAM D) None of these
 
Answer & Explanation Answer: C) RAM

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Computer

20 6552