What is the purpose of a software license key? MCQ with Answer and Explanation

Question Report Error
What is the purpose of a software license key?
A. To compress files
B. To speed up execution
C. To manage memory
D. To authenticate and activate the software
Answer: Option D
Solution (By JKExamLibrary)
License keys are used to verify legal ownership and unlock full features.
This question belongs to: Computer Computer Software

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Practice More Computer Software Questions

Question #1 Report Error
Which utility program compresses data structures by replacing repeated patterns with shorter shorthand markers, outputting extensions like .zip or .rar?
A. File Archiver / Compression Utility
B. Disk Checker Suite
C. File Encryption Utility
D. System Registry Cleaner
Discuss

Correct Answer: Option A

Explanation:
File archivers compress file sizes by eliminating data redundancy, packing files into single transportable archive structures.
This question belongs to: Computer Computer Software
Question #2 Report Error
What is the main purpose of software documentation?
A. To encrypt software
B. To increase file size
C. To uninstall software
D. To describe usage and design
Discuss

Correct Answer: Option D

Explanation:
Documentation helps users and developers understand the software.
This question belongs to: Computer Computer Software
Question #3 Report Error
What type of application software is engineered to create slide decks, embed media assets, and display visual information during a corporate lecture or speech?
A. Database System
B. Word Processing Tool
C. Spreadsheet Application
D. Presentation Software
Discuss

Correct Answer: Option D

Explanation:
Presentation software (like Microsoft PowerPoint or Keynote) allows users to construct visual slide sequences containing text, graphics, and video.
This question belongs to: Computer Computer Software
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