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9th Class Computer Chapter 4 Data Communication English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Which is a general term for any type of information processing that can be represented mathematically ?
Choose an answer
Computation
Liability
Client server oversue
Online piracy
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Question # 2
Cryptographic keys are used to read an ________ message:
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Double
Right
Center
Encrypted
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Question # 3
Which of the following doesn't includes the types of software piracy ?
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Softlifting
Liability
Client server oversue
Online piracy
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Question # 4
Which attackers often target web server of high-profile organizations such as banking, commerce, and media companies, or government and trade organizations ?
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Service
DoS
Client
Substitution Cipher
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Question # 5
Some software companies sell software with a confidential text, called the:
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Key
Privacy
Software
Phishing
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Question # 6
Which are usually the secrets that are playing an important role for the success of a company ?
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Trade secrets
Cyber
Client server overuse
Online piracy
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Question # 7
Which is the process of encoding data in such a way that only authorized person can read it ?
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Service
Counterfeiting
Client
Encryption
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Question # 8
Some malicious user disguises himself as our friend and tries to get some confidential information:
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Lefting
Phishing
Identity Theft
Online piracy
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Question # 9
Which is called borrowing and installing a copy of a software application form a colleague ?
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Softlifting
Liability
Denial of service
Online piracy
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Question # 10
NADRA stands for:
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National Database and Registration Authority
National Database Resolution
Registration Authority
National Drugs Registration
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Question # 11
When a key has less number of character than the text to the encrypt, then repeating letters of the key is called:
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Interim ciphertext
Cyber
Client server oversue
Online piracy
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Question # 12
Which means that we want to have access to the data when we want ?
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Patent
Availibility
Client
Software piracy
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Question # 13
Which of the following is not a cybercrime ?
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Hacking
Phishing crime
Identity Theft
Decryption
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Question # 14
In Roman Empire _______ method is used this method of encryption for sending messages to his soldiers and generals:
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Service
Online banking
Client
Ceaser
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Question # 15
A _________ is a computer program written with negative intentions:
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Patent
Virus
Client
Software piracy
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Question # 16
Which methods are the methods of encryption in which the characters of original text are replaced by some other characters ?
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Service
Counterfeiting
Client
Substitution Cipher
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