Computer General Knowledge Quiz for Competitive Exams
Which of the following shortcut keys is used to make the contents of a cell underlined in MS Excel 365?
(A) Ctrl + 6
(B) Ctrl + 3
(C) Ctrl + 2
(D) Ctrl + U
Correct Answer : D
Explanation :
This shortcut applies the underlined formatting to the selected text or cell contents within Excel.
What is used for holding program instructions that can't be changed throughout the life of the computer?
(A) ROM
(B) Register
(C) RAM
(D) Cache
Correct Answer : A
Explanation :
ROM contains the programming that allows a computer to start up or regenerate each time it is turned on. ROM also performs large input/output (I/O) tasks and protects programs or software instructions. Once data is written on a ROM chip, it cannot be removed.
It is used to connect a pen drive to computer.
(A) USB port
(B) Parallel port
(C) Serial port
(D) Network port
Correct Answer : A
Explanation :
Insert the flash drive into a USB port on your computer. You should find a USB port on the front, back, or side of your computer (the location may vary depending on whether you have a desktop or a laptop).
The search results are generally presented in a line of results often referred to as :
(A) Tag List
(B) Search Engine Result Pages
(C) Search Engine Pages
(D) Category List
Correct Answer : B
Explanation :
The search results are generally presented in a line of results, often referred to as search engine results pages (SERPs).
Which of the following is not a search engine?
(A) Yahoo
(B) Bingo
(C) Google
(D) Windows
Correct Answer : D
Explanation :
Detailed Solution. Google, Yahoo, and Alta Vista are search engines, while Facebook is not a search engine. Owned by American business Meta Platforms, Facebook is a social networking and social media website.
________ is an output device that is used for TV Like displays the output on the screen and it is also called visual display unit.
(A) Printer
(B) monitor
(C) Plotter
(D) Projector
Correct Answer : B
Explanation :
An output device that is used for TV-like displays and shows the output on the screen is indeed called a monitor. It is also commonly referred to as a visual display unit (VDU). Monitors and VDUs are used to display visual information from computers and other electronic devices, allowing users to view text, images, videos, and other graphical content. They come in various types, including CRT (Cathode Ray Tube), LCD (Liquid Crystal Display), LED (Light Emitting Diode), and OLED (Organic Light Emitting Diode) monitors.
Integrated circuit is related to which generation of computer?
(A) first generation
(B) second generation
(C) third generation
(D) fourth generation
Correct Answer : C
Explanation :
Integrated circuits (ICs) were first introduced during the third generation of computers. The third generation of computers, which emerged in the 1960s, saw the development and widespread use of integrated circuits. These tiny electronic circuits contained multiple transistors, resistors, and capacitors on a single semiconductor chip. The use of integrated circuits significantly reduced the size of computers, increased their processing speed, and improved their reliability, marking a significant advancement in computer technology.
Which of the following is the full form of MOOC?
(A) Modern Open Online Courses
(B) Massive Open Online Courses
(C) Massive Online Open Courses
(D) Mechanical Online Courses
Correct Answer : B
Explanation :
1. Massive Open Online Courses (MOOC) are changing the world of education by providing free online courses.
2. MOOC is a web-based free distance learning program that ensures the participation of students from geographically remote areas in the field of education.
3. It offers free online courses for higher education, executive education and employee development.
Communication controls for the entire computer system?
(A) Motherboard
(B) Processor
(C) Semi conductor
(D) coprocessor
Correct Answer : A
Explanation :
The motherboard controls communications for the entire computer system. The main printed circuit board (PCB) in a computer is called the motherboard. All components and external peripherals connect to a computer's motherboard, which serves as its main communications hub.
Which shortcut key is used to save a file in MS Word 365?
(A) Alt + S
(B) Alt + F
(C) Ctrl + S
(D) Ctrl + F
Correct Answer : C
Explanation :
Tip: To quickly save a file, press Ctrl+S. Save a file with the default values. This option is available when the AutoSave option is not selected. Open the Save or Save As page.
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