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Computer General Science Test Hard Mode MCQs With Answers
Question # 1
A user graphical objects to perform different tasks in this operating system
Choose an answer
DOS
Unix
Linux
All of the above
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Question # 2
The format specifier % is used for
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Integer
Unsigned short
Unsigned float
Unsigned long int
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Question # 3
Which of the following is the most serious problem?
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Loss of hardware
Loss of data
Loss of software
None of the above
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Question # 4
Accidental data loss may be prevented by using a (n):
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Password
Antivirus programs
UPS
All of the above
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Question # 5
In 3NF which form of dependency is removed?
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Functional
Non-functional
Associative
Transitive
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Question # 6
Primary key is used
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To short the data speedy
Searching is speeded up
Not allows duplicate entities
All of the above
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Question # 7
Data communication requires a
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Sender
Receiver
Medium
All of the above
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Question # 8
Cellular (mobile) phones systems are often
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LANs
MANs
WANs
None of the above
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Question # 9
A database consists of various components called the
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Tool
Properties
Entities
Object
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Question # 10
Which of the following is not a storage device?
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Hard disk
Printer
Compact disk
ROM
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Question # 11
Which of the following is not a keyword?
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Case
Close
Char
Const
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