1801. Which of these is a web browser?
✅ B. Mozilla Firefox
a: MySQL | b: Mozilla Firefox | c: Linux kernel | d: Python interpreter Read more
Computer Science MCQs – Page 91
1802. Which type of memory is volatile?
✅ A. RAM
a: RAM | b: Blu-ray disc | c: SSD when unpowered | d: ROM Read more
1803. Which is an example of an open-source operating system?
✅ C. Linux
a: Microsoft Excel | b: Adobe Photoshop | c: Linux | d: PowerPoint Read more
1804. What is the binary representation of decimal number 15?
✅ B. 1111
a: f | b: 1111 | c: 1110 | d: 10000 Read more
1805. What is a firewall designed to do?
✅ D. Filter network traffic according to rules
a: Edit photos | b: Increase screen brightness | c: Print documents faster | d: Filter network traffic according to rules Read more
1806. Which component performs arithmetic and logical operations in a CPU?
✅ C. Arithmetic Logic Unit (ALU)
a: Hard drive | b: Power supply | c: Arithmetic Logic Unit (ALU) | d: Control unit Read more
1807. Which storage device has no moving mechanical parts?
✅ B. Solid-state drive (SSD)
a: Magnetic tape reel | b: Solid-state drive (SSD) | c: Floppy disk drive | d: Mechanical hard disk Read more
1808. Which component stores data for quick access while programs run?
✅ A. RAM
a: RAM | b: Keyboard buffer only | c: Monitor panel | d: Printer toner Read more
1809. What is the binary representation of decimal number 14?
✅ D. 1110
a: 1111 | b: e | c: 1101 | d: 1110 Read more
1810. What does CPU stand for?
✅ C. Central Processing Unit
a: Central Program Upload | b: Computer Personal Utility | c: Central Processing Unit | d: Core Peripheral Unit Read more
1811. What is the binary representation of decimal number 13?
✅ C. 1101
a: d | b: 1110 | c: 1101 | d: 1100 Read more
1812. What does DNS translate domain names into?
✅ C. IP addresses
a: Spreadsheet formulas | b: Audio frequencies | c: IP addresses | d: Image pixels Read more
1813. Which device displays visual output from a computer?
✅ B. Monitor
a: Mouse | b: Monitor | c: Scanner | d: Microphone Read more
1814. What does HTML primarily define?
✅ C. The structure of web pages
a: Electrical voltage | b: Database passwords | c: The structure of web pages | d: Network cable length Read more
1815. What is the binary representation of decimal number 12?
✅ A. 1100
a: 1100 | b: 1011 | c: 1101 | d: c Read more
1816. Which device is primarily used to enter text into a computer?
✅ B. Keyboard
a: Monitor | b: Keyboard | c: Speaker | d: Projector Read more
1817. What is the binary representation of decimal number 11?
✅ A. 1011
a: 1011 | b: 1100 | c: b | d: 1010 Read more
1818. Which is an example of an open-source operating system?
✅ C. Linux
a: Microsoft Excel | b: Adobe Photoshop | c: Linux | d: PowerPoint Read more
1819. What is the main purpose of an operating system?
✅ C. To manage hardware and software resources
a: To increase monitor size | b: To create electricity | c: To manage hardware and software resources | d: To replace all applications Read more
1820. What is the binary representation of decimal number 10?
✅ B. 1010
a: 1011 | b: 1010 | c: 1001 | d: a Read more