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Online Tests
Computer Science 9th Class English Medium Online Test MCQs With Answers
Question # 1
In the single precision, how many bits are used for the exponent.
Choose an answer
23 bits
11 bits
8 bits
52 bits
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Question # 2
1 GB = (1,024) MB or............bytes.
Choose an answer
(1,024)
5
bytes
(1,024)KB or (1,024)
2
8
(1,024)
3
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Question # 3
Which one is the example of Analog signal?
Choose an answer
Binary
Sound Wave
10
None of these
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Question # 4
In Binary Os represents......?
Choose an answer
ON
OFF
OF
None of these
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Question # 5
Which is group of eight bits, engough space to store sibgke ASCII character?
Choose an answer
Byte
Bit
GB
KB
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Question # 6
Bit stand for .......?
Choose an answer
Binary integer
Binary Value
Binary Number
Binary digit
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Question # 7
Which diagnostic command displays the IP address , subnet mask, and default gatway of a system.
Choose an answer
Tracert
Netstat
Ipcofig
Nslookup
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Question # 8
Which type of backup creates a complete copy of all data, regardieess of previous backups?
Choose an answer
Differnetial Backup
Incremental backup
Full backup
Snapshot Backup
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Question # 9
The convert a decimal number to binary, we divide the numberby ......and take quotient and remainder.
Choose an answer
2
8
12
16
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Question # 10
Which command is used to check network connectivity between two styems.
Choose an answer
Tracert
Ping
Ipconfig
Netstat
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Question # 11
Whihc signals are in discree form?
Choose an answer
Analog
Digital
Both a and b
None of these
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Question # 12
Basic Arthemetic Operation like addition subtractio are performed by?
Choose an answer
ALU
CU
UDP
All of these
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Question # 13
What does trouleshooting help prevent by quickly identifying and resolving issues?
Choose an answer
Downtime and lost productivity
The need for regular maintences
The need for professional help
the need for software updates
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