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Online Tests
Computer Science 9th Class English Medium Online Test MCQs With Answers
Question # 1
Which command is used to check network connectivity between two styems.
Choose an answer
Tracert
Ping
Ipconfig
Netstat
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Question # 2
Which protocol is used to send emails over the internet?
Choose an answer
POP3 (Post Office Protocol 3)
FTP (File Trnasfer Protocol)
SMTP (Simple Mail Transfer Protocol)
IMAP (Internet Message Access Protocol)
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Question # 3
What is the common taks you can perform using word processing software?
Choose an answer
Organize and aalyze data
Create and edit text documents
Manage hardware resources
Enhance system performance
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Question # 4
Which of the following transports data inside a computer among differente components?
Choose an answer
Control Unit
System Bus
Memory
Processor
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Question # 5
CU stand for...............
Choose an answer
Circuitry Unit
Central Unit
Control Unit
None of these
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Question # 6
What is the primary difference between signed and unsigned integers?
Choose an answer
Unsigned integers cannot be negative
Signed integers have a larger range
Unsigned integers are stored in floating -point format
Signed integers are used for positive numbers
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Question # 7
What is a disadvantage of the Von Neumann architecture?
Choose an answer
Complex design due to separate memory spaces
Difficult to modify program stored in memory
Bottleeck due to single memory space for instructions and data
Lack of flexibility in executing instrucions
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Question # 8
Single Precision use.....bits?
Choose an answer
30
31
32
None of these
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Question # 9
11
10
is an example of .....number
Choose an answer
Binary
Decimal
Hexadecimal
Octal
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Question # 10
In digit system 0 epresents?
Choose an answer
OF
OFF
ON
All of these
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Question # 11
Which of the following is a key characteristic of the Von Neumann architecture?
Choose an answer
separate memory for instructions and data
Instructions and data are data in the same memory
Data is stored in a separate storage unit from instructions
No need for a central processing Unit (CPU)
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Question # 12
Binary Arithmetic operations.use.................?
Choose an answer
Addition
Subtraction
Multiplication
All of these
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Question # 13
Which systems consist on living organism?
Choose an answer
Artifical
Chemical
Psychological
Biological
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