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
1131
What was the primary user interface of DOS?
Answer:
Command-line interface (CLI)
DOS users interacted with the operating system by typing commands at a prompt.
1132
What is the main function of the ‘Run’ command on the Start menu?
Answer:
Start programs
The Run dialog allows users to launch applications or open files by typing their names.
1133
Who referred to Rabindranath Tagore as "The Great Sentinel"?
Answer:
Mahatma Gandhi
Mahatma Gandhi honored Tagore with the title “The Great Sentinel” in his writings.
1134
To view system messages and warnings in Windows, access the __.
Answer:
Event viewer
The Event Viewer allows you to monitor system events and logs warnings or errors.
1135
Which memory unit can the processor access most rapidly?
Answer:
Cache memory
Cache memory is a small, high-speed storage area that stores frequently accessed data and instructions, making it the fastest memory available to the processor.
1136
Which component is visible on the initial Windows start-up display?
Answer:
Task bar
The taskbar loads onto the desktop as soon as Windows starts, enabling access to running programs and system features.
1137
The abbreviation URL stands for:
Answer:
Uniform Resource Locator
URL is an internet term for the address that specifies the location of a resource on the web.
1138
Which of the following is not a valid version of MS Office?
Answer:
Office XP
** "Office Vista" does not exist; Office XP and Office 2007 are real versions.
1139
Which type of operating system allows multiple users to share a computer's resources simultaneously?
Answer:
Time-sharing operating system
Time-sharing operating systems allow many users to share the computer resources simultaneously. In other words, they use the concept of time-sharing, where each user gets a small slice of CPU time.
1140
Which component is NOT used in a laser printer?
Answer:
A print head
Laser printers do not use a traditional print head as found in dot matrix or inkjet printers; they use lasers and drums.