Computer Science - IT MCQs
Topic Notes: Computer Science - IT
<p>MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.</p>
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
1181
Which is NOT a feature or trait of computers?
Answer:
Intelligence
While computers excel in speed, automation, and flexibility, they do not have independent intelligence—only the power to process instructions.
1182
The ability of an operating system to control several programs at once is called:
Answer:
Multitasking
Multitasking is the capability of running multiple applications simultaneously using the operating system.
1183
If you rename a file five times, how many file copies remain on the disk?
Answer:
1
Renaming a file changes only its name; the file itself is not duplicated, so there remains only one copy on disk.
1184
What does BIOS stand for?
Answer:
Basic Input Output System
BIOS initializes hardware and manages boot processes before the operating system loads.
1185
Which of the following is an example of an embedded operating system?
Answer:
QNX
QNX is a commercial real-time operating system, aimed primarily at the embedded systems market.
1186
What is the shortcut key for printing a document in Windows?
Answer:
Ctrl + P
Pressing Ctrl + P in most Windows applications will bring up the print dialog.
1187
Which of the following companies does not manufacture personal computers?
Answer:
Intel
Intel is known for making computer processors, while Gateway, Dell, and Compaq manufacture personal computers.
1188
In computer jargon, what is an alternative term for a software or hardware "bug"?
Answer:
Glitch
A "glitch" is another informal term for a minor or temporary error or malfunction in computer hardware or software.
1189
Which commands need additional external files to function properly?
Answer:
External commands
External commands are not built into the command interpreter; they rely on separate files to execute tasks.
1190
What kind of interface includes items like the program counter, registers, interrupts, and terminal connections?
Answer:
Hardware
Hardware interfaces are made up of physical and electronic elements such as program counters, registers, and interrupts.