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Computer General Science Test Hard Mode MCQs With Answers
Question # 1
If an entity is connected to many other entities then the relationship is called
Choose an answer
One to one relationship
One to many relationship
Many to many relationship
Bubble Chart
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Question # 2
The logical not operator denoted by ! is a
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Ternary operator
Uniary Operator
Binary Operator
Bitwise operator
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Question # 3
The data transmission mode in which data flows in one direction only is
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SImplex
Half-duplex
Full-duplex
None of the above
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Question # 4
Which of the following commands opens a document?
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CTRL + S
CTRL + W
CTRL +O
CTRL +N
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Question # 5
There can be a complete backup of data or a (n),,,,,,,,,,,,,,backup of data:
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Full
Incremental
First
Last
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Question # 6
Data can be in the form of
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Numbers
Images
Characters
All of the above
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Question # 7
Which of the following functions is used to write a string to a file?
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Puts()
Pute()
fputs()
fgets()
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Question # 8
The information contained in this type of memory is lost power is switched off:
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Disk Memory
Read only memory
Random access memory
Magnetic memory
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Question # 9
The virus attach itself to file which have the extension
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.exe
.com
.dll
Any of the above
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Question # 10
Which of the following operation are adopted with data in a database system?
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Normalize
Efficient
Complete
Unnormalize
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Question # 11
Local Area networks do not use
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Twisted wire pairs
Telephone
Coaxial cable
Fiber-optic cable
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Question # 12
Find and Replace command allows you to search entire documents, including which of the following
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Annotations
Foot ness
Headers and footers
All the above
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Question # 13
Which of the following color graphics display has the highest resolution
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CGA
HCA
EGA
VGA
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Question # 14
For displays start menu of Microsoft Windows, which of the following key is used
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Ctrl+X
Ctrl+C
Ctrl+Esc
Ctrl+O
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Question # 15
In order to delete the outer potion of the image, which of the following option is used in the picture toolbar
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Cut
Delete
Crop
Drag
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Question # 16
One Megabyte is equivalent to
Choose an answer
2
10
bytes
2
20
bytes
2
30
bytes
None of these
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Question # 17
The shortest period of time is a
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Millisecond
Nanosecond
Picosecond
Microsecond
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Question # 18
In database, data exists only in the form of
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Files
Records
Data items
Tables
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Question # 19
The open dialogue box is used to find
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Open and delete files
Copying and paste files
To accessing the internet
All the window
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Question # 20
The first bar of the browser is called
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Title bar
Menu bar
Address bar
Status bar
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Question # 21
F1 key in excel is used to invoke which of the following
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Tools
Data
Window
Help
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Question # 22
Which of the following contains the control panel program in the start menu
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Program
Settings
Help
Run
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