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ECAT Computer Science Chapter 2 Digital Computer Fundamentals Online Test MCQs With Answers
Question # 1
The number of bytes in the following number (1111, 1011, 0111,0100,1010) is.
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5
2 1/2
10
1 2/4
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Question # 2
Network topologies are categorized into the following basic types
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Bus, Ring
Star , Tree
Mesh
All of the above
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Question # 3
During E-time the ALU.
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examines the instruction
enters the instruction
executes the instruction
elicits the instruction
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Question # 4
The term word in computer terminology refers to.
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bits formed into groups
coded instructions
memory size
language used
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Question # 5
The unit that transforms data into information is the.
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CPU
ROM
DVD
OCR
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Question # 6
Maximum length of co-axial cable used in LAN is
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120 meter
110 meter
100 meter
90 meter
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Question # 7
The term "time slicing" need not apply to.
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On line transacting processing
Batch processing
Real time processing
None of the above
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Question # 8
The heart of a digital computer is....
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control unit
memory unit
logic unit
visual display unit
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Question # 9
The business conducted with the help of computer network is called
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E-commercial
E-commerce
E-comunication
Nothing
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Question # 10
The process of executing several programs simultaneously by the use of more than one processing unit is called.
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Multiprogramming
Time sharing
Multiprocessing
Batch processing
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Question # 11
Memory is divided into many numerically addressed.
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logic
locations
codes
cells
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Question # 12
The operation of arithmetic logic unit (ALU) is directed by.
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the ALU itself
program
control unit
memory unit
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Question # 13
The unit that transform data in informaion is the
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CPU
ROM
DVD
OCR
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Question # 14
The most common protocol used in WAN is
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Ethernet
X.25
IEEE
ISO
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Question # 15
During E-time the ALU..
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examines the instruction
enters the instruction
executes the instruction
elicts the instruction
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