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 Computer Questions

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Q:

______________ among the following is not an operating system.

 

A) Mozilla Firefox B) Microsoft Windows
C) Linux D) Apple MacOS
 
Answer & Explanation Answer: A) Mozilla Firefox

Explanation:
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6 6747
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.

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19 6667
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.

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6 6654
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

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18 6524
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

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10 6499
Q:

...... this is the act of copying or downloading a program from a network and making multiple copies of it

A) Network piracy B) Plagiarism
C) Software piracy D) Site-Licency piracy
 
Answer & Explanation Answer: C) Software piracy

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19 6361
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

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20 6330
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

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20 6303