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
281
Which option is NOT an application software?
Answer:
Windows NT
Windows NT is an operating system, whereas the others are examples of application software.
282
The phrase ‘user interface’ means:
Answer:
What the user sees on the screen and how they interact with it.
User interface describes the visual elements and controls through which users interact with software and devices.
283
If your hard disk is divided into three partitions, how many recycle bins will be present?
Answer:
3
Each partition (drive) on the hard disk has its own separate Recycle Bin to manage deleted files independently.
284
Which statement regarding directories is FALSE?
Answer:
Directories cannot be renamed
Directories can be renamed; this statement is false. The others are correct properties of directories.
285
The mechanism by which the operating system provides an interface for application programs to request services from the operating system is called:
Answer:
System call
A system call is the programmatic way in which a computer program requests a service from the kernel of the operating system it is executed on.
286
A daisy wheel is a type of:
Answer:
Printer
Daisy wheel printers use a wheel embossed with characters and are an early form of impact printer.
287
Which command lets you change the volume label of a disk?
Answer:
Label
The LABEL command allows you to assign or modify the volume label of a disk.
288
On which item would you find a magnetic strip?
Answer:
Credit card
Magnetic stripes, used for storing information, are most commonly found on credit cards.
289
Which of the following is an example of an absolute path in Windows?
Answer:
C:\Users\John\Documents
An absolute path in Windows starts with a drive letter, followed by a colon and a backslash.
290
What does the term "Memory Compaction" mean?
Answer:
Combine multiple small memory holes into one big hole
Memory compaction is a process used in memory management to gather all free, small holes together and form one large block, reducing fragmentation.