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ECAT Computer Science Chapter 2 Digital Computer Fundamentals Online Test MCQs With Answers
Question # 1
Memory is divided into many numerically addressed.
Choose an answer
logic
locations
codes
cells
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Question # 2
A computer can be defined as an electronic device that can: (choose the most precise definition).
Choose an answer
carry out logical functions
carry out arithmetical operations
accept and process data using a set of stored instructions
present information on a VDU
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Question # 3
The cabling joining the Hub is called
Choose an answer
Spine
RS 45 connector
RS 232 serial port
Modem card
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Question # 4
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 # 5
A network that covers small geographic area or single or group of buildings is called
Choose an answer
WAN
LAN
Bridge
Gateway
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Question # 6
SNA is an example of
Choose an answer
De Jure Protocol
De Facto Protocol
Network organization
None
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Question # 7
Information travels between components of a computer through groups of wires called.
Choose an answer
cards
busses
slots
ports
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Question # 8
Which of the following is a Correct definition of volatile memory?..
Choose an answer
It is the latest type of bubble memory
It loses its contents at high ambient temperatures
Its contents are lost on failure of power supply
It has to be kept in air tight boxes always
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Question # 9
A bootstrap is.
Choose an answer
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 # 10
Another name for a logic chip is.
Choose an answer
PROM
memory
microprocessor
ROM
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Question # 11
A network that covers large area, city, country and World is called
Choose an answer
LAN
WAN
Router
Bridge
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Question # 12
Ethernet bus topologies used following Ethernet cabling
Choose an answer
Thin Net
Thick Net
Bold Net
a , b
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Question # 13
During E-time the ALU.
Choose an answer
examines the instruction
enters the instruction
executes the instruction
elicits the instruction
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Question # 14
OSI model has
Choose an answer
11 layers
7 layers
3 layers
10 layers
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Question # 15
If one or more computers are connected to a central Hub, this topology is called
Choose an answer
Ring topology
Bus topology
Star topology
Modulation
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Question # 16
The process of executing several programs simultaneously by the use of more than one processing unit is called.
Choose an answer
Multiprogramming
Time sharing
Multiprocessing
Batch processing
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