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Here is the MCQs guide for the topic of Computer Sciences. you will find various types of questions along with there answers in this
Q. The ability to recover and read deleted or damaged files from a criminals computer is an example of a law enforcement specialty called:
A.
robotics
B.
simulation
C.
computer forensics
D.
animation


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Q. A(n) ____________ system is a small, wireless handheld computer that scans an items tag and pulls up the current price (and any special offers) as you shop.
A.
PSS
B.
POS
C.
inventory
D.
data mining


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Q. ____________terminals (formerly known as cash registers) are often connected to complex inventory and sales computer systems.
A.
Data
B.
Point-of-sale (POS)
C.
Sales
D.
Query


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Q. A process known as ____________ is used by large retailers to study trends
A.
data mining
B.
data selection
C.
POS
D.
data conversion


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Q. All of the following are examples of real security and privacy risks EXCEPT:
A.
hackers.
B.
spam.
C.
viruses
D.
identity theft.


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Q. IBM 7000 digital computer
A.
belongs to second generation
B.
uses VLSI
C.
employs semi conductor memory
D.
has modular construction


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Q. who developed a mechanical device in the 17th century that could add, subtract, multiply, divide and find square roots?
A.
Napier
B.
Babbage
C.
pascal
D.
Leibnitz


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Q. The proper definition of a modern digital computer is
A.
an clectronic automated machine that can solve problems involving words and numbers
B.
a more sophisticated and modified electronic packet calculator
C.
any machine that can perform mathematical operations
D.
a machine that works on binary code


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Q. Half of a byte is called?
A.
Transistor
B.
Compiler
C.
Nibble
D.
Binary Digit


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Q. Directory in a directory is called__________?
A.
Sub directory
B.
Mini directory
C.
Junior Directory
D.
Active directory


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