Computer MCQS for FPSC
Which of the following type of file requires largest processing time?
Sequential file
Direct access file
Random file
Indexed sequential file
Which of the following is not a function of presentation layer in OSI model?
Manage coding schemes
Provide services for compression of data
Check passwords
Provide services for encryption of data
A _____ cannot be stored in a text file.
Symbols
Picture
Numbers
Characters
An attribute corresponds to a
Column
Cardinality
Row
Record
A software used for data compression is called:
Norton Antivirus
Winzip
Dr. Solomon Toolkit
Zip disk
An input device that has a ball on its bottom that is rolled on a flat surface is called
Mouse
Trackball
Digitizing/graphic table
Touch pad
Candidate key is also called
Alternative key
Combined key
Foreign key
Non key
Which of the following commands opens a document?
CTRL +O
CTRL +N
CTRL + S
CTRL + W
To open help window you will:
Select help from start menu
Press F1 key anywhere on the Desktop
A or B
A combination of four binary digits is called:
None of the above
Bit
Byte
Nibble
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