Computer Science/IT MCQs
Topic Notes: Computer Science/IT
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
741
Which pair lists the two main types of computer monitors?
Answer:
CRT and LCD
The primary monitor types are CRT (Cathode Ray Tube) and LCD (Liquid Crystal Display), each using different display technologies.
742
What is the core part of an operating system called?
Answer:
Kernel
The kernel is the main, memory-resident component of the operating system that manages system resources and facilitates communication between hardware and software.
743
Which of the following should you protect your computer from?
Answer:
All of the above
Protecting your computer from all types of malware and security threats is essential for its security and performance.
744
What is the full form of DRAM?
Answer:
Dynamic Random Access Memory
DRAM stands for Dynamic Random Access Memory, a widely used type of volatile memory in computers.
745
Which resources need to be protected by an operating system?
Answer:
All of the above
The operating system must secure all primary system resources—CPU, memory, and input/output devices—from unauthorized access and conflicts.
746
A clustered operating system is used to:
Answer:
Group multiple computers together to work as a single system
A clustered operating system is a type of operating system that manages a group of individual computers and makes them work together as a single system.
747
The Font folder can be found in which location?
Answer:
Control Panel folder
The Fonts folder, used to manage system fonts, is accessed via the Control Panel in Windows operating systems.
748
Which operating system does NOT allow networking between computers?
Answer:
Windows 3.1
Windows 3.1 lacks native networking capabilities present in later operating systems.
749
Deleted files in Windows are sent to:
Answer:
Recycle bin
When you delete files in Windows, they are first moved to the Recycle Bin, from which they can be restored or permanently deleted.
750
Virtual memory is:
Answer:
A form of RAM
Virtual memory uses a portion of the hard disk to extend RAM capacity, enabling the computer to run larger applications.