Computer Questions Answers for Competitive Exams Set-9
||Computer Questions and Answers for Competitive Exams Set-9||Computer Questions Answers for JOA IT,Computer operator & other exams||important computer related question answer||
Q126 Computer ……… is whatever is typed, submitted, or transmitted to a computer system
(a) output
(b) input
(c) data
(d) circuitry
(e) None of these
Explanation: Computer input refers to any information or data that’s entered or sent to the computer to be processed. Input is sent to the computer using an input device such as keyboard or mouse.
Q127. An error is also known as
(a) debug
(b) bug
(c) cursor
(d) icon
(e) None of these
Explanation: A software bug is an error, flaw, failure or fault in a computer program or system that promay duces an incorrect or unexpected result or causes it to behave in unintended ways.
Q128. What is output ?
(a) What the user gives to the processor
(b) What the processor takes from the user
(c) What the processor gets from the user
(d) What the processor gives to the user
(e) None of these
Explanation: Any information that has been processed and comes from a computer or computer device is considered output. When someone is viewing output, they’re seeing it on an output device such as a computer monitor or a hard copy print out.
Q129. A menu contains a list of
(a) data
(b) commands
(c) objects
(d) reports
(e) None of these &
Explanation: A menu is a set of commands or options presented to the user of a computer application to help the user find information or execute a program function. Menus are common in graphical user interface (GUI) such as windows or MAC OS.
Q130. Which of the following groups consist of only input devices?
(a) Mouse, Keyboard, Printer
(b) Mouse, Keyboard, Monitor
(c) Mouse, Keyboard, Plotter
(d) Mouse, Keyboard, Scanner
Explanation: Mouse, Keyboard, Scanner are input devices that helps the user in entering data in form of numbers letters, symbols, image, commands into the computer for further processing. Monitor, printer and plotter are output devices that disply the result of processing (output) to the user.
Q131. A device that connects to a network without the use of cables is said to be
(a) centralised
(b) distributed
(c) open source
(d) wireless
(e) None of these
Explanation: A wirelers device can refer to any kind of communication equipment that doesn’t require a physical wire for relaying information to another device. Wireless communication travel over the air via electromagnetic waves (radio frequencies, infrared, satellite, etc).
Q132. A web site address is a unique name that identifies a specific ………. on the web.
(a) web site
(b) web browser
(c) PDA
(d) link
(e) None of these
Explanation: Every website has a unique address to identify it on World Wide Web. This address is called as web address or Uniform Resource Locator (URL). Like your home address, URL also contains different parts, Domain name in URL is the unique address that identifies the location of the website. eg. http://www. example.com. here, example .com is domain name; http://. isthe protocol used to access this website and WWW is a sub domain.
Q133…. is processed by the computer into information.
(a) processor
(b) numbers
(c) input
(d) data
(e) None of these
Explanation: Data is raw, unorganized facts that needs to be processed. Data can be something simple or seemingly random and useless until it is organised. When data is processed, organized, structured, or presented in a given context so as to make it useful, it is called information.
Q134. Unsolicited commercial email is commonly known as
(a) junk
(b) spam
(c) hoaxes
(d) hypertext
(e) None of these
Explanation: Email spam (or junk email or unsolicited bulk message) is the use of electronic messaging systems to send unsolicited bulk messages, especially advertising, indiscriminately. It involves flooding the internet with the many copies of the same message, in an attempt to force the message on people who would not otherwise choose to receive it.
Q135. Which process checks to ensure the components of the computer are operating and connected properly?
(a) Processing
(b) Booting
(c) Saving
(d) Editing
(e) None of these
Explanation: When a computer is started there is an operation which is performed automatically by the computer which is called as Booting. In booting, system checks all the hardware and softwares that are attached with or installed on the system and also loads all the files that are needed for running the system.
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