Computer Quiz Online Test
Ready for an exciting computer online quiz? Fundamental computer knowledge is one of the things that every employer looks for in an employee. Do you remember all your essential computer lessons? The interesting quiz below is designed to help you refresh your memory. Give it a try and see if you should go for a refresher course.
Computer Questions and Answers
- 1.
What does WWW stand for?
- A.
World Worm Web
- B.
World Wide Web
- C.
World Word Web
- D.
None of the above
Correct Answer
B. World Wide WebExplanation
The correct answer is "World Wide Web". The term "WWW" is an abbreviation for the World Wide Web, which is a system of interconnected documents and resources that are accessed through the Internet. It is a network of information that allows users to access websites, web pages, and other online content. The World Wide Web has revolutionized the way people communicate, access information, and conduct business online.Rate this question:
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- 2.
What type of communication network is used to communicate from one city to another?
- A.
WAN
- B.
MAN
- C.
LAN
- D.
All of the above
Correct Answer
A. WANExplanation
A WAN (Wide Area Network) is used to communicate from one city to another. Unlike LAN (Local Area Network) and MAN (Metropolitan Area Network) which are limited to a specific area, WAN covers a larger geographical area, connecting multiple cities or even countries. It utilizes various technologies such as leased lines, satellite links, or internet connections to establish communication between distant locations. Therefore, WAN is the correct answer as it specifically addresses communication between cities.Rate this question:
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- 3.
What is a group of independent computers interconnected through communication media called?
- A.
Internet
- B.
E-mail
- C.
Network
- D.
All of the above
Correct Answer
C. NetworkExplanation
A network is a group of independent computers attached to one another through communication media. This allows the computers to share resources, such as files and printers, and communicate with each other. The internet is a global network that connects millions of computers worldwide. E-mail is a communication method that relies on networks to send and receive messages. Therefore, all of the above options are correct as they all involve networks in some way.Rate this question:
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- 4.
What type of computers were early speedometers an example of?
- A.
Hybrid
- B.
Digital
- C.
Analog
- D.
None of the above
Correct Answer
C. AnalogExplanation
An early speedometer is an example of an analog computer because it measures and displays continuous data in the form of a needle on a dial, which corresponds to the speed of a vehicle. Analog computers use physical quantities, such as voltage or current, to represent and manipulate data. They are well-suited for tasks that require real-time processing and precise measurements, making them ideal for applications like speed measurement in vehicles.Rate this question:
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- 5.
Which software is used to view web pages?
- A.
Web Browser
- B.
Word
- C.
Excel
- D.
All of the above
Correct Answer
A. Web BrowserExplanation
A web browser is a software application that is used to view web pages. It allows users to access and navigate the World Wide Web. It interprets HTML code, displays web pages, and enables users to interact with websites by clicking on links, filling out forms, and more. Options like "Internet Browser" and "Page Browser" are not commonly used terms to refer to web browsers, making them incorrect choices. Therefore, the correct answer is "Web Browser."Rate this question:
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- 6.
Which feature is used to save the frequently visited websites?
- A.
Frequent List
- B.
Favorites List/Bookmarks
- C.
Explorer List
- D.
None of the above
Correct Answer
B. Favorites List/BookmarksExplanation
The correct answer is "Favorites List." In web browsers like Internet Explorer and Microsoft Edge, you can save frequently visited websites to your "Favorites" or "Bookmarks" list for easy access. This allows you to quickly revisit your favorite websites without having to type in the URL each time.Rate this question:
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- 7.
Which software is used for presentations?
- A.
MS-Word
- B.
Ms-Excel
- C.
Ms-PowerPoint
- D.
Ms- Access
Correct Answer
C. Ms-PowerPointExplanation
Ms-Power Point is a presentation program. It is a part of the Microsoft Office suite and is specifically designed for creating and delivering presentations. It allows users to create slideshows with text, images, videos, and animations, making it an ideal tool for presenting information in a visually appealing and engaging manner. MS-Power Point offers various features like slide transitions, templates, and formatting options to enhance the overall presentation. It is widely used in business, education, and other professional settings for presenting ideas, reports, projects, and proposals.Rate this question:
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- 8.
What does ISP stand for?
- A.
International Service Provider
- B.
Internet Service Provider
- C.
Internet Service Presenter
- D.
None of the above
Correct Answer
B. Internet Service ProviderExplanation
ISP stands for Internet Service Provider. An ISP is a company or organization that provides internet access to customers. They offer various types of internet connections, such as broadband, DSL, or fiber optic, and allow users to connect to the internet. ISPs are responsible for maintaining the infrastructure and network required for internet connectivity and often provide additional services like email accounts, web hosting, and virtual private networks (VPNs). Therefore, the correct answer is Internet Service Provider.Rate this question:
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- 9.
What is the base of a number system called?
- A.
Index
- B.
Subscript
- C.
Radix
- D.
None of the above
Correct Answer
C. RadixExplanation
The correct answer is "Radix". In every number system, there is a base or radix which determines the number of unique digits used and the value of each digit. For example, in the decimal system, the radix is 10 because there are 10 unique digits (0-9). Similarly, in the binary system, the radix is 2 because there are only 2 unique digits (0 and 1). The radix is essential in understanding and interpreting numbers in different number systems.Rate this question:
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- 10.
What does Bit stand for?
- A.
Binary Digit
- B.
Binary Data
- C.
Binary Deci
- D.
None of the above
Correct Answer
A. Binary DigitExplanation
A bit stands for "Binary Digit" because it is the smallest unit of information in computing and digital communications. It can only have two possible values, 0 or 1, which correspond to the binary numbering system. This term is widely used in computer science and information technology to represent the basic building block of data storage and processing.Rate this question:
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- 11.
What is the value of 1024 bytes?
- A.
1MB
- B.
1KB
- C.
1TB
- D.
1GB
Correct Answer
B. 1KBExplanation
The correct answer is 1KB because 1KB (kilobyte) is equal to 1024 bytes. The question is asking for a collection of 1024 bytes, and out of the given options, 1KB is the only one that matches this requirement. 1MB (megabyte) is equal to 1024 KB, 1TB (terabyte) is equal to 1024GB, and 1GB (gigabyte) is equal to 1024MB.Rate this question:
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- 12.
What is the process by which a user sends computer information from his computer to another computer through a modem?
- A.
Downloading
- B.
Uploading
- C.
All of the above
- D.
None of the above
Correct Answer
B. UploadingExplanation
Uploading is the process in which a user sends computer information from his computer to another computer through a modem. This involves transferring files, data, or any other form of information from the user's computer to a remote server or another computer. Downloading, on the other hand, refers to the process of receiving information from another computer or server to the user's computer. Therefore, the correct answer is Uploading.Rate this question:
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- 13.
In which generation of electronic devices were vacuum tubes used?
- A.
First
- B.
Third
- C.
Fourth
- D.
Fifth
Correct Answer
A. FirstExplanation
Vacuum tubes were used in the first generation of electronic devices. These devices were developed in the early 20th century and used vacuum tubes as a key component for amplifying and controlling electrical signals. Vacuum tubes were later replaced by transistors in the second generation of electronic devices.Rate this question:
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- 14.
Which part of the computer performs arithmetic and logical operations?
- A.
Control Unit
- B.
Arithmetic Logic Unit
- C.
I/O Unit
- D.
Registers
Correct Answer
B. Arithmetic Logic UnitExplanation
The correct answer is the Arithmetic Logic Unit. The Arithmetic Logic Unit (ALU) is responsible for performing arithmetic operations (such as addition, subtraction, multiplication, and division) as well as logical operations (such as AND, OR, and NOT) in a computer system. It is a crucial component of the central processing unit (CPU) and is responsible for executing the instructions of a program by manipulating data and making decisions based on logical conditions.Rate this question:
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- 15.
Which of the following is a storage device?
- A.
Hard Disk
- B.
USB Disk
- C.
Floppy Disk
- D.
All of the above
Correct Answer
D. All of the aboveExplanation
All of the options listed (Hard Disk, USB Disk, and Floppy Disk) are storage devices. A storage device is any hardware that is used to store and retrieve data. A hard disk is a non-volatile storage device that stores data magnetically on a spinning disk. A USB disk, also known as a USB flash drive or thumb drive, is a portable storage device that uses flash memory to store data. A floppy disk is a magnetic storage device that was commonly used in the past but is now considered obsolete. Therefore, all three options qualify as storage devices.Rate this question:
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Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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Current Version
-
Jul 09, 2024Quiz Edited by
ProProfs Editorial Team
Expert Reviewed by
Godwin Iheuwa -
May 14, 2009Quiz Created by
Saman
Only a few can pass this basic computer science quiz
Only a few can pass this basic computer science quiz
Computer Quiz: Choose The Correct Word To Complete Sentences
Computer Quiz: Choose The Correct Word To Complete Sentences
Want A Computer Related Job? Start By Taking This Quiz!
Want A Computer Related Job? Start By Taking This Quiz!
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