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
1
What is the specific term used to identify a document saved by a user on a computer system?
Answer:
filename
A filename is a unique string of characters assigned to a file to distinguish it from other files within a directory or storage medium. It allows the operating system and the user to locate, organize, and manage digital documents effectively.
2
What character is used to separate a file extension from the main filename, without using spaces?
Answer:
period
In most modern operating systems, a filename is composed of a name and an extension, which are separated by a period (dot).
3
What is the term for a folder that is contained within another folder to create a hierarchical file structure?
Answer:
Subfolder
In file management systems, a sub-folder is a directory or folder that resides inside another folder.
4
Which keyboard shortcut is used to refresh the contents of a window or the desktop in Windows?
Answer:
F5
The F5 key is the standard keyboard shortcut used to refresh the active window or the desktop in the Windows operating system.
5
Which command is used to retrieve a previously saved file from storage into the active workspace?
Answer:
open
The 'Open' command is the standard function in most software applications used to load a file from secondary storage (like a hard drive) into the computer's primary memory (RAM) so that the user can view or edit the content.
6
Which command should be utilized to save an existing file under a different name or in a new directory?
Answer:
Save As
The 'Save As' command is specifically designed to allow users to create a copy of an existing file with a new filename or to save the current document to a different location on the storage drive.
7
In computing, what is the standard purpose of a file with the '.TMP' extension?
Answer:
Temporary file
A TMP file is a temporary file created automatically by a software program that usually serves as a backup or cache file. It is sometimes created as an invisible file and is often deleted when the program is closed.
8
What is the term for symbols used to represent one or more characters in a search or file operation?
Answer:
Wildcards
Wildcards are special characters, such as the asterisk (*) or question mark (?), used in computing to represent unknown characters in a string.
9
Which keyboard shortcut is used to rename a selected file or folder in the Windows operating system?
Answer:
F2
In the Windows operating system, pressing the F2 key while a file or folder is selected will immediately highlight the name, allowing the user to type a new name for the object. This is the standard shortcut for renaming items in File Explorer.
10
What term describes a collection of related information that is treated as a single unit?
Answer:
file
In computing, a file is defined as a named collection of related information or data stored on a secondary storage medium.