Basic Computer Exam Trivia Quiz!
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Questions and Answers
- 1.
The Brain of any computer system is?
- A.
Memory
- B.
CPU
- C.
ALU
- D.
CU
Correct Answer
B. CPUExplanation
The brain of any computer system is the CPU (Central Processing Unit). The CPU is responsible for executing instructions and performing calculations. It controls and coordinates all the activities of the computer system, including processing data, running programs, and managing the flow of information between different components. Without the CPU, a computer system would not be able to perform any tasks or functions. Therefore, the CPU can be considered as the brain of the computer system.Rate this question:
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- 2.
What is the name of this Unit?
- A.
Output Unit
- B.
Input unit
- C.
Scanner
- D.
CPU
Correct Answer
A. Output UnitExplanation
The correct answer is Output Unit. The Output Unit is responsible for displaying or presenting the processed data or information to the user in a readable format. It can be a monitor, printer, or any other device that provides an output display.Rate this question:
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- 3.
Identify this Image.
- A.
RAM
- B.
ROM
- C.
MEMORY
- D.
CHIP
Correct Answer
A. RAMExplanation
RAM stands for Random Access Memory, which is a type of computer memory that is used to store data that is being actively used by the computer. It is a volatile memory, meaning that it loses its data when the power is turned off. RAM is an essential component of a computer as it allows for faster access to data compared to other types of memory. Therefore, the image is most likely representing RAM.Rate this question:
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- 4.
Full-Form of CPU.
- A.
Centre processing unit
- B.
Central Processing Unit
- C.
Central Processor Unit
- D.
None of these
Correct Answer
B. Central Processing UnitExplanation
The correct answer is "Central Processing Unit". The CPU, or Central Processing Unit, is the primary component of a computer that carries out the instructions of a computer program by performing basic arithmetic, logical, control, and input/output (I/O) operations. It is often referred to as the "brain" of the computer, as it performs most of the processing inside the computer.Rate this question:
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- 5.
Shortcut key of CUT in Microsoft Office:
- A.
CTRL+X
- B.
ALT+V
- C.
SHIFT+V
- D.
CTRL+V
Correct Answer
D. CTRL+VExplanation
The shortcut key for CUT in Microsoft Office is CTRL+X, not CTRL+V. CTRL+X is the standard shortcut for cutting selected text or objects, which removes them from the current location and places them on the clipboard. CTRL+V, on the other hand, is the shortcut for pasting the contents of the clipboard.Rate this question:
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- 6.
RAM is a Read/Write Memory.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
RAM stands for Random Access Memory, which is a type of computer memory that allows data to be read from and written to. It is volatile memory, meaning that its contents are lost when the power is turned off. Therefore, RAM is indeed a Read/Write Memory.Rate this question:
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- 7.
What is the shortcut key for Switch between open applications?
- A.
CTRL+TAB
- B.
ALT+TAB
- C.
SHIFT+TAB
- D.
NONE OF THESE
Correct Answer
B. ALT+TABExplanation
ALT+TAB is the correct shortcut key for switching between open applications. This key combination allows users to quickly toggle between different open windows or applications on their computer. By pressing and holding the ALT key and then tapping the TAB key, users can cycle through their open applications and select the one they want to switch to. This shortcut is commonly used to improve productivity and efficiency when working with multiple programs simultaneously.Rate this question:
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- 8.
Hard Copy is Produced by:
- A.
Printer
- B.
Scanner
- C.
Computer
- D.
CPU
Correct Answer
A. PrinterExplanation
A hard copy refers to a physical copy of a document or image that is printed on paper. Therefore, the correct answer is Printer, as it is the device specifically designed to produce hard copies by transferring digital information onto paper. Scanners are used to convert physical documents into digital format, computers are the electronic devices used for processing information, and the CPU (Central Processing Unit) is the main component of a computer that performs calculations and executes instructions.Rate this question:
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- 9.
What is the Extension of Adobe Reader?
- A.
.PDF
- B.
.RTF
- C.
.PCF
- D.
.PPT
Correct Answer
A. .PDFExplanation
The extension of Adobe Reader is .PDF. Adobe Reader is a software program used to open and view PDF (Portable Document Format) files. PDF is a file format that preserves the formatting and layout of a document, regardless of the software, hardware, or operating system used to view or print it. Therefore, the correct answer is .PDF.Rate this question:
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- 10.
The Browser Example is:
- A.
Chrome
- B.
Firefox
- C.
Opera
- D.
All of the above
Correct Answer
D. All of the aboveExplanation
The correct answer is "All of the above" because the question is asking for the browser example, and all three options (Chrome, Firefox, and Opera) are valid examples of web browsers. Therefore, selecting "All of the above" indicates that all three options are correct.Rate this question:
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- 11.
Which one is the Example of Flash Drive?
- A.
Hard disk
- B.
RAM
- C.
Pen Drive
- D.
None of these
Correct Answer
C. Pen DriveExplanation
A flash drive, also known as a pen drive, is a portable storage device that uses flash memory to store and transfer data. It is a small, lightweight device that can be easily connected to a computer or other electronic devices through a USB port. Unlike a hard disk or RAM, which are internal components of a computer, a flash drive is an external device that can be easily carried around and used to store and transfer files between different devices. Therefore, the correct answer is Pen Drive.Rate this question:
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- 12.
Which command lists the contents of the current directory of a disk?
- A.
COPY
- B.
TREE
- C.
CD
- D.
DIR
Correct Answer
D. DIRExplanation
The command "DIR" is used to list the contents of the current directory on a disk. It displays a list of files and subdirectories within the current directory, along with their respective attributes such as size, date modified, and file type. This command is commonly used in command line interfaces to navigate and view the files and folders within a directory.Rate this question:
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- 13.
Which command creates a directory or subdirectory?
- A.
DIR
- B.
MD
- C.
CD
- D.
BOTH B & C
Correct Answer
B. MDExplanation
The command "MD" is used to create a directory or subdirectory. This command allows the user to specify the name of the directory they want to create, and it will be created in the current location. The "DIR" command is used to list the contents of a directory, while the "CD" command is used to change the current directory. Therefore, the correct answer is "MD" as it specifically creates directories or subdirectories.Rate this question:
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- 14.
SMPS stands for?
- A.
Switch Mode Power Supply
- B.
Switch Matter Preview Section
- C.
Switch Mote Preview Section
- D.
Switch Matter Preview Supply
Correct Answer
A. Switch Mode Power SupplyExplanation
SMPS stands for Switch Mode Power Supply. This term refers to a type of power supply that uses a switching regulator to convert electrical power efficiently. It is commonly used in electronic devices to convert high-voltage AC power from an outlet into lower-voltage DC power that is suitable for the device's operation. The other options provided, such as "Switch Matter Preview Section" or "Switch Mote Preview Section," do not make sense in the context of power supply terminology.Rate this question:
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- 15.
What is the shortcut key for Select all contents of the page?
- A.
CTRL+A
- B.
ALT+A
- C.
SHIFT+A
- D.
CTRL+ALT+A
Correct Answer
A. CTRL+AExplanation
The correct shortcut key for selecting all contents of a page is CTRL+A. This combination of keys allows users to quickly select all text, images, and other elements on the page. It is a commonly used shortcut in many applications and web browsers, making it easier to perform actions such as copying, deleting, or formatting the selected content.Rate this question:
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- 16.
CLS Stands For?
- A.
Copy the Screen
- B.
Clear the screen
- C.
Continue the Screen
- D.
None of these
Correct Answer
B. Clear the screenExplanation
CLS stands for "Clear the screen." This command is commonly used in command-line interfaces to clear the terminal or console screen, removing all previous output and providing a clean slate for new input or information. It helps improve readability and organization by removing clutter and making the screen easier to navigate.Rate this question:
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- 17.
Which of the following is Primary memory?
- A.
Hard disk
- B.
Pen Drive
- C.
RAM
- D.
DVD
Correct Answer
C. RAMExplanation
RAM (Random Access Memory) is considered as primary memory because it is directly accessible by the CPU and stores data that is actively being used by the computer. It is a volatile memory, meaning that its contents are lost when the computer is powered off. RAM plays a crucial role in the computer's performance as it allows for fast and temporary storage of data and instructions that the CPU needs to process in real-time.Rate this question:
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- 18.
Which of the following is used as a primary storage device?
- A.
Magnetic Drum
- B.
Floppy
- C.
Hard Disk
- D.
All of above
Correct Answer
C. Hard DiskExplanation
A hard disk is used as a primary storage device. It is a non-volatile storage device that stores data magnetically on rapidly rotating disks. It is commonly used in computers to store operating systems, software applications, and user data. Hard disks have large storage capacities and fast access times, making them suitable for primary storage. Magnetic drums and floppies were used in the past but are now outdated and have much smaller storage capacities compared to hard disks. Therefore, the correct answer is Hard Disk.Rate this question:
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- 19.
Which is the Input Device?
- A.
Light Pen
- B.
Scanner
- C.
Track Ball
- D.
All of above
Correct Answer
D. All of aboveExplanation
All of the given options (Light Pen, Scanner, and Track Ball) are input devices. An input device is any hardware device that allows users to enter data or commands into a computer system. A light pen is a pointing device that allows users to select objects on a computer screen by directly pointing at them. A scanner is used to convert physical documents or images into digital format. A trackball is a pointing device that consists of a ball that can be rotated to move the cursor on the screen. Therefore, all of these devices fall under the category of input devices.Rate this question:
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- 20.
Shortcut Key for Increase Eraser In Paint.
- A.
CTRL ++
- B.
CTRL + -
- C.
CTRL + I
- D.
CTRL + H
Correct Answer
A. CTRL ++Explanation
The shortcut key CTRL ++ is used to increase the size of the eraser in Paint. This shortcut allows users to quickly adjust the eraser size without having to manually select a larger size from the toolbar or menu options. By pressing CTRL ++, users can easily make the eraser bigger and cover a larger area when editing or erasing in Paint.Rate this question:
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- 21.
CD is the Optical Storage Device.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
CD, short for Compact Disc, is indeed an optical storage device. It uses laser technology to read and write data onto a disc coated with a reflective layer. CDs are widely used for storing and playing audio, video, and other digital data. They have a high storage capacity and are relatively durable. Therefore, the statement "CD is the Optical Storage Device" is true.Rate this question:
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- 22.
DVD Is a Secondary Storage Device.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
DVD (Digital Versatile Disc) is indeed a secondary storage device. Secondary storage devices are used to store data that is not currently being used by the computer. DVDs can store large amounts of data, such as movies, software, and files, and they can be read and written to multiple times. Therefore, it is correct to say that DVD is a secondary storage device.Rate this question:
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- 23.
Note Pad file Extension Name is?
- A.
.TXT
- B.
.TST
- C.
.TEXT
- D.
NONE OF THESE
Correct Answer
A. .TXTExplanation
The correct answer is .TXT because the file extension for Note Pad files is commonly .TXT. This extension indicates that the file contains plain text and can be opened and edited using various text editing programs. The other options (.TST, .TEXT, NONE OF THESE) are not commonly used file extensions for Note Pad files.Rate this question:
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- 24.
Which of the following is not a font style?
- A.
BOLD
- B.
ITALICS
- C.
SUPERSCRIPT
- D.
REGULAR
Correct Answer
C. SUPERSCRIPTExplanation
Superscript is not a font style, but rather a formatting option that raises the text above the baseline. Font styles typically refer to variations in the weight, slant, or decoration of the characters, such as bold or italics. Superscript, on the other hand, is used for mathematical or scientific notations, footnotes, or to indicate ordinal numbers.Rate this question:
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- 25.
Identify this Image.
- A.
RAM
- B.
ROM
- C.
MOTHERBOARD
- D.
NONE OF THESE
Correct Answer
B. ROMExplanation
ROM stands for Read-Only Memory. It is a type of computer memory that stores data permanently and cannot be modified or erased. It contains firmware or software instructions that are essential for the computer to boot up and perform basic functions. Unlike RAM (Random Access Memory), ROM retains its data even when the computer is turned off. Therefore, the correct answer is ROM.Rate this question:
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- 26.
In which Menu Page border option situated?
- A.
Insert
- B.
Border
- C.
Page Layout
- D.
Home
Correct Answer
C. Page LayoutExplanation
The correct answer is "Page Layout" because this menu option typically contains various formatting options for the overall layout of the page, including options for adding borders to the page. This menu is commonly found in software applications like Microsoft Word or Excel, allowing users to customize the appearance of their documents or spreadsheets.Rate this question:
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- 27.
In which Menu Clip Art Option Situated?
- A.
Home
- B.
Insert
- C.
Format
- D.
None of these
Correct Answer
B. InsertExplanation
The correct answer is "Insert." In Microsoft Office applications, the Insert menu is where you can find various options to insert different elements into your document, such as pictures, shapes, charts, and clip art. Therefore, the clip art option is situated in the Insert menu.Rate this question:
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- 28.
To Open MSWORD from Run Write.
- A.
WORD
- B.
WINWORD
- C.
MSWORD
- D.
NONE OF THESE
Correct Answer
B. WINWORDExplanation
The correct answer is WINWORD because it is the command used to open Microsoft Word from the Run dialog box. "WORD" and "MSWORD" are not valid commands to open Microsoft Word, and "NONE OF THESE" indicates that none of the given options are correct.Rate this question:
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- 29.
Which one is the result of the output given by a computer?
- A.
Data
- B.
Instruction
- C.
Excursion
- D.
Information
Correct Answer
D. InformationExplanation
The result of the output given by a computer is typically information. Computers process data and instructions to generate meaningful output in the form of information. Data refers to raw facts and figures, instructions are sets of commands for the computer to follow, and excursion does not relate to the output of a computer. Therefore, information is the most appropriate choice as the result of computer output.Rate this question:
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- 30.
The printed output from a computer is called?
- A.
Paper
- B.
Hard copy
- C.
Soft Copy
- D.
All of above
Correct Answer
B. Hard copyExplanation
The printed output from a computer is referred to as a "hard copy." This term is used to describe a physical copy of a document or image that is produced by a printer. It is called a hard copy because it is a tangible, physical representation of the digital information that was processed by the computer. The other options, paper and soft copy, are not accurate terms to specifically describe the printed output from a computer.Rate this question:
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