Computer Knowledge Test  – Page 18

Basic Computer Knowledge Test Question Answers – Page 18


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Computer Knowledge 18


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Congratulations - you have completed Computer Knowledge 18. You scored %%SCORE%% out of %%TOTAL%%. Your performance has been rated as %%RATING%%
Your answers are highlighted below.
Question 1
The wider the bus, the ____________ the transfer of data  
A
a) Greater the number of transfer steps required and the slower
B
b) Greater the number of transfer steps required and the faster
C
c) Fewer the number of transfer steps required and the slower
D
d) Fewer the number of transfer steps required and the faster
Question 2
A micro second is _____________ of a second  
A
a) One-trillionth
B
b) One-millionth
C
c) One-billionth
D
d) None of the above
Question 3
The ____________ format works best for images that have only a few distinct colors  
A
a) GIF
B
b) MPEG
C
c) JPEG
D
d) Both (b) and (c)
Question 4
Some large businesses use ___________ to open communications among employees, customers, and/or vendors  
A
a) Blog
B
b) Mails
C
c) LAN Network
D
d) None of the above
Question 5
When the computers power is turned off _________ memory does not lose its contents  
A
a) Volatile
B
b) Non-volatile
C
c) Cache memory
D
d) Flash memory
Question 6
_____________ Is needed to access accounts, to pay the bills, to transfer money from one account to another account  
A
a) On-line Banking facility
B
b) Good relations with customers
C
c) Both (a) and (b)
D
d) None of the above
Question 7
Which of the following is used as storage locations both the ALU and in the control sections of a computer?  
A
a) Accumulator
B
b) Register
C
c) Adder
D
d) Decoder
Question 8
Accumulator is a  
A
a) Hardwired unit
B
b) Sequential circuit
C
c) Finite state machine
D
d) Register
Question 9
Which memory is non-volatile and may be written only once  
A
a) RAM
B
b) EPROM
C
c) EEPROM
D
d) PROM
Question 10
The communication mode that supports data in both directions  
A
a) Simplex
B
b) Half-duplex
C
c) Full-duplex
D
d) None of the above
Question 11
 To connect a computer with a device in the same room, you might be likely to use  
A
a) Coaxial cable
B
b) Optical fiber
C
c) Wireless
D
d) None of the above
Question 12
A table consists of
A
a) Fields and columns
B
b) Rows and columns
C
c) Rows and cells
D
d) None of the above
Question 13
Which of the following is an advantage of the database approach  
A
a) Elimination of data redundancy
B
b) Ability to associate related data
C
c) Increase security
D
d) All of the above
Question 14
When the same data field is stored more than once in a file, then it leads to  
A
a) Data redundancy
B
b) Data inconsistency
C
c) Both (a) and (b)
D
d) None of the above
Question 15
_____________Means database updating  
A
a) Changing the file structure
B
b) Re-organizing the database
C
c) Modifying or adding records
D
d) All of the above
Once you are finished, click the button below. Any items you have not completed will be marked incorrect. Get Results
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