Clerical Mains Computer Practice test 4
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Online Practice Test – 4
- Computer (Ques 1 to 30)
Time Duration 30 minutes.
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Question 1 of 30
1. Question
Category: ComputerWhich command should be used to display all files within the specified subordinate directory of the subdirectory?
Correct
Solution: ‘Dir/pathname/pathname’ can be used to display all files within the specified subordinate directory of the subdirectory.
Incorrect
Solution: ‘Dir/pathname/pathname’ can be used to display all files within the specified subordinate directory of the subdirectory.
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Question 2 of 30
2. Question
Category: ComputerJava was introduced by which among the following organization?
Correct
Solution: Java was introduced by Sun Microsystems.
Incorrect
Solution: Java was introduced by Sun Microsystems.
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Question 3 of 30
3. Question
Category: ComputerWhat is a spooler?
Correct
Solution: Spooler is a program in computing that is used to line up print jobs by storing them in the buffer for a short time and allows the printer to print at the time when it is use.
Incorrect
Solution: Spooler is a program in computing that is used to line up print jobs by storing them in the buffer for a short time and allows the printer to print at the time when it is use.
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Question 4 of 30
4. Question
Category: ComputerC++, Java and PHP are _______ programming languages.
Correct
Incorrect
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Question 5 of 30
5. Question
Category: ComputerWhen a logic bomb is activated by a time-related event, it is known as a ________.
Correct
Solution: When a logic bomb is activated by a time-related event, it is known as a Time bomb. In computer software, a time bomb is part of a computer program that has been written so that it will start or stop functioning after a predetermined date or time is reached.
Incorrect
Solution: When a logic bomb is activated by a time-related event, it is known as a Time bomb. In computer software, a time bomb is part of a computer program that has been written so that it will start or stop functioning after a predetermined date or time is reached.
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Question 6 of 30
6. Question
Category: ComputerWhich among the following is true about HTML and XML markup languages?
Correct
Solution: HTML and XML are based on SGML. SGML (Standard Generalized Markup Language) is a standard for how to specify a document markup language or tag set. Such a specification is itself a document type definition (DTD). SGML is not in itself a document language, but a description of how to specify one.
Incorrect
Solution: HTML and XML are based on SGML. SGML (Standard Generalized Markup Language) is a standard for how to specify a document markup language or tag set. Such a specification is itself a document type definition (DTD). SGML is not in itself a document language, but a description of how to specify one.
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Question 7 of 30
7. Question
Category: Computer_____is the science that attempts to produce machines that display the same type of intelligence that humans do.
Correct
Solution: Artificial intelligence (AI, also machine intelligence) is intelligent behavior by machines, rather than the natural intelligence of humans and other animals
Incorrect
Solution: Artificial intelligence (AI, also machine intelligence) is intelligent behavior by machines, rather than the natural intelligence of humans and other animals
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Question 8 of 30
8. Question
Category: ComputerWhat database key uniquely identifies a record within a table?
Correct
Solution: Primary key is used to uniquely identify a record within a table.
Incorrect
Solution: Primary key is used to uniquely identify a record within a table.
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Question 9 of 30
9. Question
Category: ComputerNetwork components are connected to the same cable in the _____ topology.
Correct
Incorrect
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Question 10 of 30
10. Question
Category: ComputerSurgeons can perform delicate operations by manipulating devices through computers instead of manually. This technology is known as:
Correct
Solution: Robotics is an interdisciplinary branch of engineering and science that includes mechanical engineering, electrical engineering, computer science, and others.
Incorrect
Solution: Robotics is an interdisciplinary branch of engineering and science that includes mechanical engineering, electrical engineering, computer science, and others.
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Question 11 of 30
11. Question
Category: ComputerWhen we run a program in HTML coding _____ is used as backend and ____ works as front-end.
Correct
Incorrect
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Question 12 of 30
12. Question
Category: ComputerIn a relational database, this is a data structure that organizes the information about a single topic into rows and columns.
Correct
Solution: In relational database data are organized in the form of table.
Incorrect
Solution: In relational database data are organized in the form of table.
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Question 13 of 30
13. Question
Category: ComputerWhich of the following is a correct set of hexadecimal digits?
Correct
Solution: hexadecimal digits are written using symbols from 0-9 or A-F.
Incorrect
Solution: hexadecimal digits are written using symbols from 0-9 or A-F.
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Question 14 of 30
14. Question
Category: ComputerMIDI stands for:
Correct
Solution: MIDI (Musical Instrument Digital Interface) is a protocol designed for recording and playing back music on digital synthesizers that is supported by many makes of personal computer sound cards.
Incorrect
Solution: MIDI (Musical Instrument Digital Interface) is a protocol designed for recording and playing back music on digital synthesizers that is supported by many makes of personal computer sound cards.
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Question 15 of 30
15. Question
Category: Computerwhich of the following is used to open file menu options in current program?
Correct
Incorrect
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Question 16 of 30
16. Question
Category: ComputerWhat is the term that refers to an ad hidden inside software that you downloaded from an internet site?
Correct
Solution: Adware is software that automatically displays or downloads advertising material such as banners or pop-ups when a user is online.
Incorrect
Solution: Adware is software that automatically displays or downloads advertising material such as banners or pop-ups when a user is online.
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Question 17 of 30
17. Question
Category: ComputerWhich among the following is not a valid key in a relational database model?
Correct
Solution: All other are valid keys except for track key.
Incorrect
Solution: All other are valid keys except for track key.
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Question 18 of 30
18. Question
Category: Computer__________ is also known as inkless printer.
Correct
Solution: Thermal printers are inkless.
Incorrect
Solution: Thermal printers are inkless.
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Question 19 of 30
19. Question
Category: ComputerTo deletes the selected item permanently, which of the following shortcut key combination should be used?
Correct
Solution: Shift + Delete will delete the selected item permanently.
Incorrect
Solution: Shift + Delete will delete the selected item permanently.
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Question 20 of 30
20. Question
Category: ComputerA _________ typically connects personal computers within a very limited geographical area, usually within a single building.
Correct
Solution: A local-area network (LAN) is a computer network that spans a relatively small area. Most often, a LAN is confined to a single room, building or group of buildings.
Incorrect
Solution: A local-area network (LAN) is a computer network that spans a relatively small area. Most often, a LAN is confined to a single room, building or group of buildings.
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Question 21 of 30
21. Question
Category: ComputerWhat is a hyperlink?
Correct
Solution: A hyperlink, or simply a link, is a reference to data that the reader can directly follow either by clicking, tapping, or hovering. Hyperlinks are found in nearly all Web pages, allowing users to click their way from page to page.
Incorrect
Solution: A hyperlink, or simply a link, is a reference to data that the reader can directly follow either by clicking, tapping, or hovering. Hyperlinks are found in nearly all Web pages, allowing users to click their way from page to page.
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Question 22 of 30
22. Question
Category: ComputerWhich among the following is a software that uses a pattern-matching technique to examine all files on a disk looking for harmful code?
Correct
Solution: Antivirus software sometimes known as anti-malware software, is computer software used to prevent, detect and remove malicious software.
Incorrect
Solution: Antivirus software sometimes known as anti-malware software, is computer software used to prevent, detect and remove malicious software.
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Question 23 of 30
23. Question
Category: ComputerWhich of the following is a required to ‘boot’, the system?
Correct
Solution: Operating system is required to boot a system.
Incorrect
Solution: Operating system is required to boot a system.
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Question 24 of 30
24. Question
Category: ComputerSelect the odd one out:
Correct
Solution: All other except Google are Browsers.
Incorrect
Solution: All other except Google are Browsers.
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Question 25 of 30
25. Question
Category: ComputerWalkie-talkie is an example of which of the following?
Correct
Solution: In the case of walkie-talkie, the person at one end sends signals, while the other on the receiving end receives these signals. The person at the receiving end cannot communicate until the person at the first end stops.
Incorrect
Solution: In the case of walkie-talkie, the person at one end sends signals, while the other on the receiving end receives these signals. The person at the receiving end cannot communicate until the person at the first end stops.
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Question 26 of 30
26. Question
Category: ComputerWhat happens when you boot up a PC?
Correct
Solution: At the time of the booting process, all necessary files of the operating system are copied to the main memory (RAM) from hard disk. These files contain all necessary information to start the computer and initiate the input-output process.
Incorrect
Solution: At the time of the booting process, all necessary files of the operating system are copied to the main memory (RAM) from hard disk. These files contain all necessary information to start the computer and initiate the input-output process.
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Question 27 of 30
27. Question
Category: ComputerWhich of the following is not a computer language?
Correct
Solution: There is no such language as medium-level-language.
Incorrect
Solution: There is no such language as medium-level-language.
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Question 28 of 30
28. Question
Category: ComputerThe ______________ folder retains copies of messages that you have started but are not yet ready to send.
Correct
Solution: Draft document is a type of technical report that is a work in progress, a preliminary form of a possible future document.
Incorrect
Solution: Draft document is a type of technical report that is a work in progress, a preliminary form of a possible future document.
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Question 29 of 30
29. Question
Category: ComputerLinux is an OS based on_____
Correct
Solution: The Linux open source operating system, or Linux OS, is a freely distributable, cross-platform operating system based on Unix.
Incorrect
Solution: The Linux open source operating system, or Linux OS, is a freely distributable, cross-platform operating system based on Unix.
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Question 30 of 30
30. Question
Category: ComputerWhich of the following is used to close a tab on a browser?
Correct
Solution: Ctrl + W can be used to close a tab in a web browser
Incorrect
Solution: Ctrl + W can be used to close a tab in a web browser
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