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
1061
To instruct Word to stop bulleting paragraphs, do any of the following except _____.
Answer:
click the Undo button on the Standard toolbar
** Clicking the Undo button would simply undo the last action, not reliably stop bulleting. All other options will directly stop the bulleting.
1062
Which Microsoft Windows XP version is made for tablet PCs?
Answer:
Tablet PC edition
Windows XP Tablet PC Edition is tailored for touchscreen and stylus input, optimized for use on tablet computers.
1063
How many types of operating systems are there on the basis of user interface?
Answer:
2
Based on the primary user interface, operating systems are broadly categorized into two types: Command-Line Interface (CLI), where users type text commands (e.g., MS-DOS), and Graphical User Interface (GUI), where users interact with visual elements like icons and windows (e.g., Windows, macOS).
1064
Text or data can be temporarily stored and then pasted elsewhere in the _____ area.
Answer:
The clipboard
The clipboard temporarily holds copied or cut data until it is pasted.
1065
Identify which of these devices does not serve as an input tool.
Answer:
Speaker
While keyboards, mice, and scanners allow data entry into a computer, speakers are output devices, producing sound rather than sending data in.
1066
To switch between programs, clicking on the application’s icon from which location accomplishes this?
Answer:
Application icon from taskbar
Clicking the program icon on the taskbar promptly switches the focus to that application.
1067
What is most necessary to interact with the computer?
Answer:
Operating system
The operating system (OS) is the most essential software for interacting with a computer. It provides the user interface (like the desktop, icons, and menus) and manages all hardware and software, making it possible for the user to run programs and give commands.
1068
Which of the following does NOT support multitasking?
Answer:
DOS
MS-DOS is a single-tasking operating system, unable to run more than one program at a time.
1069
A ______ is a set of computer instructions that carries out a task.
Answer:
Program
A program is a sequence of coded instructions the computer executes to perform specific tasks.
1070
Which operating system is known for its open-source nature, allowing users to modify and distribute the source code freely?
Answer:
Linux
Linux is a family of open-source Unix-like operating systems based on the Linux kernel.