11. What is the standard unit of measurement for the speed of data transmission over a network?
A. Megahertz
B. Kilobyte
C. Gigabit per second (Gbps)
D. Watt
12. Which programming language is known for its use in developing mobile apps for iOS devices?
A. Java
B. Swift
C. Ruby
D. PHP
13. What is the primary function of a router in computer networking?
A. To connect multiple devices within a local area network (LAN)
B. To convert digital data to analog signals
C. To store files and documents
D. To play online games
14. Which of the following is a widely used open-source operating system?
A. Windows
B. macOS
C. Linux
D. iOS
15. What does GPU stand for in computing?
A. General Processing Unit
B. Graphics Processing Unit
C. Global Programming Utility
D. Graphical Product Upgrade
16. Which of the following is an example of cloud computing service?
A. WhatsApp
B. Google Drive
C. Microsoft Word
D. Adobe Photoshop
17. What is the term for a computer virus that spreads by attaching itself to legitimate software programs?
A. Worm
B. Trojan Horse
C. Spyware
D. Logic Bomb
18. What does SQL stand for in the context of databases?
A. Structured Query Language
B. Standard Query Language
C. System Query Language
D. Simple Query Language
19. Which input device is used to move the cursor on the computer screen?
A. Keyboard
B. Mouse
C. Monitor
D. Printer
20. What is the main purpose of an operating system?
A. Running applications
B. Managing hardware resources
C. Playing games
D. Sending emails
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