Which of the following is an example of a utility software for disk encryption? MCQ with Answer and Explanation
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Question #1
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Which software utility uses a cryptographic key to scramble data files, making them completely unreadable to unauthorized users who lack the decryption key?
Correct Answer: Option D
Explanation:
Encryption software encodes sensitive digital files into unreadable ciphertext to guarantee secure privacy and data protection.
Encryption software encodes sensitive digital files into unreadable ciphertext to guarantee secure privacy and data protection.
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Computer
Computer Software
Question #2
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What is the purpose of a software license key?
Correct Answer: Option A
Explanation:
License keys are used to verify legal ownership and unlock full features.
License keys are used to verify legal ownership and unlock full features.
This question belongs to:
Computer
Computer Software
Question #3
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Which of the following is a type of system software that provides runtime environment for applications?
Correct Answer: Option C
Explanation:
Runtime libraries provide essential functions for executing compiled programs.
Runtime libraries provide essential functions for executing compiled programs.
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Computer
Computer Software
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