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Computer Terminology MCQ | IBPS RRB Computer Awareness Questions and Answers
1. Which of the following is a Windows utility program that locates and eliminates unnecessary fragments and rearranges filed and unused disk space to optimize operations?
(a) Backup
(b) Disk cleanup
(c) Disk defragmenter
(d) Restore
(e) None of these
Ans: (c)
Sol: Disk Defragmenter is a utility in Microsoft Windows designed to increase access speed by rearranging files stored on a disk to occupy contiguous storage locations, a technique called defragmentation.
2. Which software is used to create text-based documents?
(a) DBMS
(b) Suites
(c) Spreadsheets
(d) Word Processors
(e) None of these
Ans: (d)
Sol: A word processor is a software or a device that allows users to create, edit, and print documents. It enables you to write text, store it electronically, display it on a screen, modify it by entering commands and characters from the keyboard, and print it.
3. Different components on the motherboard of a PC unit are linked together by sets of parallel electrical conducting lines. What are these lines called?
(a) Conductors
(b) Buses
(c) Connectors
(d) Consecutives
(e) None of these
Ans: (b)
Sol: A bus is a common pathway through which information flows from one computer component to another. This pathway is used for communication purpose and it is established between two or more computer components.
4. Which software is used to make an exact copy of data to protect it and facilitate recovery if data is lost, corrupted or infected?
(a) Operating system
(b) Word processor
(c) Device driver
(d) Backup software
(e) None of these
Ans: (d)
Sol: Backup software enables the creation of an exact duplicate of computer files that can be used for restoring the original files in case of file corruption, accidental/intentional deletion or a disaster.
5. Which of the following technique is used to send more than one call over a single line?
(a) Digital transmission
(b) Infrared transmission
(c) Digitizing
(d) Multiplexing
(e) None of these
Ans: (d)
Sol: Multiplexing (or muxing) is a way of sending multiple signals or streams of information over a communications link at the same time in the form of a single, complex signal; the receiver recovers the separate signals, a process called demultiplexing (or demuxing).
6. Which among the following key combination can be used to search in Windows Explorer?
(a) Ctrl+F
(b) Ctrl+S
(c) Ctrl+G
(d) Alt+S
(e) Alt+P
Ans: (a)
Sol: Ctrl+F is the shortcut key combination that can be used to search in Windows Explorer.
7. What is the sequence of events that occurs in the computer when it is interpreting and executing an instruction?
(a) Execution cycle
(b) Instruction cycle
(c) Working cycle
(d) Machine cycle
(e) None of these
Ans: (b)
Sol: An instruction cycle is the basic operational process of a computer. It is the process by which a computer retrieves a program instruction from its memory, determines what actions the instruction dictates, and carries out those actions.
8. What is the technology used to read pencil or pen marks on a multiple-choice answer sheet called?
(a) OMR
(b) MICR
(c) OCR
(d) CPU
(e) FTP
Ans:(a)
Sol: Optical Mark Recognition is the technology used to read pencil or pen marks on a multiple-choice answer sheet.
9. Which of the following storage devices is used to compensate for the difference in rates of flow of data from one device to another?
(a) Floppy
(b) Call
(c) Channel
(d) Buffer
(e) Hard Disk
Ans:(d)
Sol: Buffer is used to hold data temporarily inside the computer memory. When different devices require the data, the buffer sends it on a priority basis, thereby differentiating the flow of data between the devices.
10. When a real-time telephone call between people is made over the Internet using computers, it is called ___________.
(a) a chat session
(b) an E-mail
(c) an instant message
(d) Internet telephony
(e) None of these
Ans:(d)
Sol: An Internet telephony service provider (ITSP) offers digital telecommunications services based on Voice over Internet Protocol (VoIP) that are provisioned via the Internet
11. If you wish to extend the length of the network without having the signal degrade, you would use a _____.
(a) Repeater
(b) Router
(c) Gateway
(d) Switch
(e) None of these
Ans: (a)
Sol: A repeater is an electronic device that receives a signal and retransmits it at a higher level or higher power, or onto the other side of the obstruction so that the signal can cover longer distances
12. Which of the following is the fastest media of data transfer?
(a) Co-axial Cable
(b) Untwisted Wire
(c) Telephone Lines
(d) Fiber Optic
(e) None of these
Ans: (d)
Sol: A fiber optic cable consists of a bundle of glass threads, each of which is capable of transmitting messages modulated onto light waves.
13. LANs can be connected by which of the following devices operate on the data link layer?
(a) Hub
(b) Bridges
(c) HDLC
(d) Tunnel
(e) None of these
Ans: (b)
Sol: Bridges operate on data link layer and they can be used to connect LANs.
14. In which process, each program is split into fixed-size program components called pages?
(a) Multitasking
(b) Logging on
(c) Paging
(d) Scheduling
(e) Time-Sharing
Ans: (c)
Sol: Paging is a process in which each program is split into fixed-size program components called pages. Some pages of it are loaded in the main memory, depending upon the storage availability and requirement to execute a program.
15. Different icons of application software can be found in which bar in the latest version of Microsoft Windows?
(a) Start Menu
(b) Browser
(c) Status
(d) Control Panel
(e) None of these
Ans: (a)
Sol: Microsoft re-introduced Start Menu bar and you can access various application software like paint or Word
16. If a word is typed that is not in MS Word’s dictionary, a wavy underline appears below the word. What is the color of the underline that appears in this situation?
(a) Blue
(b) Red
(c) Green
(d) Black
(e) Pink
Ans:(b)
Sol: This indicates either a possible spelling error or that Word doesn’t recognize a word, such as a proper name or place. Green underline- Word thinks that grammar should be revised. Blue underline- A word is spelled correctly but does not seem to be the correct word for the sentence.
17. A type of instruction that can produce several lines of machine language code is called a ______.
(a) Mnemonic
(b) Address
(c) Macro
(d) Assemble
(e) None of these
Ans: (c)
Sol: A Macro instruction is a line of computer program coding that results in one or more lines of program coding in the target programming language, sets variables for use by other statements, etc.
18. Word processing, spreadsheet, and photo-editing are examples of which type of software?
(a) Application software
(b) System software
(c) Operating system software
(d) Platform software
(e) None of these
Ans: (a)
Sol: Application software is a term that is used for software created for a specific purpose. It is generally a program or collection of programs used by end-users.
19. The difference between people with access to computers and the Internet and those without this access is known as the:
(a) digital divide
(b) Internet divide
(c) Web divide
(d) broadband divide
(e) None of these
Ans: (a)
Sol: The digital divide is the gap between those who have already access to computers and the Internet and those who do not.
20. Which of the following kind of devices allows the user to add components and capabilities to a computer system?
(a) System boards
(b) Storage devices
(c) Input devices
(d) Output devices
(e) Expansion slots
Ans: (e)
Sol: Expansion slots allow a user to add devices.