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
91
Which operating system can you give the smallest file name?
Answer:
Dos
DOS uses the 8.3 filename convention, which allows very short file names: up to 8 characters plus a 3-character extension.
92
The process of combining two or more chosen cells into a single cell is known as ______ cells.
Answer:
Merging
Merging cells refers to the action in spreadsheet applications where adjacent cells are joined to create one larger cell.
93
By default, on which page the header or the footer is printed?
Answer:
on every page
The correct answer is **C) on every page**. When you insert a header or footer in most document processing software (like Microsoft Word, Google Docs, or LibreOffice Writer), the default behavior is for these elements to appear at the top (header) or bottom (footer) of every single page in your document. This is because headers and footers are typically used for consistent information such as page numbers, document titles, author names, or dates, which are meant to be present on all pages for ease of reference and organization. While you can often configure options to exclude headers or footers from the first page (as in option A) or to have different headers/footers on even and odd pages (which might relate to option B in some contexts), the standard, out-of-the-box setting is for them to print on all pages. Therefore, the default setting is to print on every page.
94
Identify the FALSE statement about files:
Answer:
The file extension comes before the dot (.) followed by the file name
A file extension appears after the dot in the file name, not before it.
95
With a standard document, the process is called _________
Answer:
mail merge
Mail merge is the feature in word processors that combines a standard document with a dataset to produce personalized letters or documents for different people.
96
What is the meaning of LAN?
Answer:
Local Area Network
A LAN, or Local Area Network, connects computers within a limited area like an office or building.
97
The temporary storage area in memory where text or graphics can be attached is called:
Answer:
Clipboard
The clipboard temporarily holds copied or cut items until they are pasted elsewhere.
98
To change the screen saver, you can go through:
Answer:
Both of above
You can access screen saver settings either via the Display option in Control Panel or by right-clicking the desktop and choosing Properties (in older versions of Windows).
99
Select the correct pair of hardware and its computer function:
Answer:
Mouse > input
The mouse is an input device, used to send user commands to the computer.
100
What method is used in operating systems to decouple mechanism from policy?
Answer:
Two level implementation
Two-level implementation separates "what is to be done" (policy) from "how it is done" (mechanism) for flexibility and modularity.