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
What is the purpose of the "Dir/W" command?
Answer:
Show only file name and directory name
The "Dir/W" (directory wide) command displays only the file and directory names in a compact, multi-column format, omitting the detailed information.
742
Which of the following is a method for disk space allocation?
Answer:
All of the Above
Disk space can be allocated using contiguous allocation, linked allocation, or indexed allocation, each with its own method for arranging and tracking file data on disk.
743
AutoCorrect was originally designed to replace _________ words as you type.
Answer:
misspelled
AutoCorrect’s primary purpose is to automatically fix commonly misspelled words while typing.
744
From the physical computer, what shares properties with both software and hardware?
Answer:
Operating system
An operating system acts as a bridge, managing hardware with software interfaces.
745
The abbreviation USB refers to which of the following?
Answer:
Universal Serial Bus
USB stands for Universal Serial Bus, a standard for connecting and transferring data between computers and electronic devices.
746
How can you break the current column?
Answer:
Press Ctrl + Shift + Enter
** Ctrl + Shift + Enter inserts a column break, forcing the following text into the next column.
747
Which component contains the CPU, ROM, and RAM?
Answer:
Mother Board
The motherboard is the main circuit board that holds the computer’s essential components including CPU, RAM, and ROM.
748
Which is the first software loaded when a computer boots up?
Answer:
Operating system
On booting, the operating system is the primary program loaded into memory to allow other programs to run.
749
What is the maximum number of characters allowed in a disk label name?
Answer:
11
The disk label (or volume label) in most Windows and DOS file systems can be up to 11 characters long.
750
The CPU is responsible for controlling which of the following?
Answer:
Management of all inputs, outputs, and processing
The Central Processing Unit (CPU) directs the execution of instructions by managing input, output, and processing tasks within the computer system.