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ECAT Computer Science Chapter 2 Digital Computer Fundamentals Online Test MCQs With Answers
Question # 1
The heart of a digital computer is....
Choose an answer
control unit
memory unit
logic unit
visual display unit
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Question # 2
The most common protocol used in WAN is
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Ethernet
X.25
IEEE
ISO
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Question # 3
Memory is divided into many numerically addressed.
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logic
locations
codes
cells
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Question # 4
Ethernet bus topologies used following Ethernet cabling
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Thin Net
Thick Net
Bold Net
a , b
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Question # 5
The entire computer system is coordinated by.
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the ALU
the accumulator
the control unit
arithmetic operators
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Question # 6
A bootstrap is.
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a memory device
a device to support the computer
a small initialization program to start up a computer
an error correction technique
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Question # 7
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 # 8
Memory capacity may be expressed in.
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microseconds
kilobytes
bits
cycles
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Question # 9
Which one the common protocols is used for E-mail?
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FTP
PPP
SMTP
POP
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Question # 10
Which one is not network topology?
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Star
Ring
Circle
Bus
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Question # 11
Which of the following is Internet Protocol?
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Y25
TCP/IP
PCT/PI
ITTT
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Question # 12
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 # 13
A device which connects multiple nodes to the network is
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A modem
A Hub
A repeater
A router
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Question # 14
The unit that transforms data into information is the.
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CPU
ROM
DVD
OCR
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Question # 15
The central processing unit comprises of
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memory ,VDU and printers
input devices output devices and memory
software arithmetic and logic unit,and control unit
software,hardware,and power supply unit
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