Computer MCQs-4 with explaination

 

Computer MCQs-4

1. Which of the following correctly define the meaning of the word Kernel?

[A] It is the set of primitive functions upon which the rest of operating system functions are built up.
[B] It is considered as the shell of the operating system.
[C] It is the software which monitors the operating system.
[D] All of the Above

 

Explanation:
A kernel is the central part of an operating system. The kernel is the lowest level of the operating system. The kernel is the main part of the operating system and is responsible for translating the command into something that can be understood by the computer.

 

2. Which of the following is a personal information management software suite described by its developers as a “Note-to-Self organize”?

[A] Excel
[B] Mac
[C] Chandler
[D] GNU

 

Explanation:
Chandler was a personal information management software suite described by its developers as a “Note-to-Self Organize. It was designed for personal and small-group task management and calendaring.

 

3. What is the name given to the application which only runs on one platform, increasing the desirability of that platform?

[A] Standalone App
[B] Single Platform App
[C] Killer App
[D] All of the Above

 

Explanation:
A new and popular application arises which only runs on one platform, increasing the desirability of that platform. This is called a killer application or killer app.

 

4. Which of the following issues are related to the Software aging?

[A] Quality of Software decreases
[B] Entropy of Software increases
[C] Both a and b
[D] None of the Above

 

Explanation:
Software aging refers to progressive performance degradation of a software system due to exhaustion of operating system resources, fragmentation and accumulation of errors.

 

5. Which of the following are the objects in Microsoft Access?

[A] Tables
[B] Queries
[C] Reports
[D] All of the Above

 

Explanation:
Databases in MS Access are composed of four objects. These are tables, queries, forms, and reports together, these objects allow us to enter, store, analyze, and compile data according to the wish.

 

6. Who invented the Twister pair cables?

[A] James Macmillan
[B] Henry Ford
[C] Alexander Graham Bell
[D] Ron Cable

 

Explanation:
Twisted-pair cabling was invented by Alexander Graham Bell in 1881. It is a type of wiring in which two conductors of a single circuit are twisted together for the purposes of improving electromagnetic compatibility.

 

7. Which of these factors affect the line of sight communication?

[A] line of sight distance
[B] curvature of the earth
[C] Both a and b
[D] None

 

Explanation:
The line of sight communication is affected by (a) the line of sight distance (b) the curvature of the earth. The space waves are used for line of sight communication such as television broadcast, microwave link and satellite communication.

 

8. Which of the following IEEE standards ZIGBEE is based on?

[A] IEEE 802.11.4
[B] IEEE 802.13.4
[C] IEEE 802.15.4
[D] IEEE 802.17.4

 

Explanation:
Zigbee is an IEEE 802.15.4-based specification. It is a low-power, low data rate, and close proximity (i.e., personal area) wireless ad hoc network.

 

9.In which year ARPANET was shut down?

[A] 1992
[B] 1990
[C] 1988
[D] 1984

 

Explanation:
The ARPANET, which was initially funded by the Advanced Research Projects Agency (ARPA) of the United States Department of Defense, was shutdown and dismantled in the year 1990.

 

10. Which of the following countries had a packet-switching network called as ‘CYCLADES’?

[A] USA
[B] UK
[C] Russia
[D] France

 

Explanation:
The CYCLADES packet switching network was a French research network. It was the first network to make the hosts responsible for reliable delivery of data, rather than the network itself.

 

11. Which of these layout engines was used in Internet Explorer 4?

[A] Trident
[B] Servo
[C] Blink
[D] WebKit

 

Explanation:
Trident is a browser engine which was developed by Microsoft for use in the Windows versions of Internet Explorer 4 to Internet Explorer 11.

 

12. What is the full form of XML?

[A] Extra Markup Loop
[B] Xtreme Madeup Loop
[C] Xtra Machine Language
[D] Extensible Markup Language

 

Explanation:
XML stands for Extensible Markup Language. It is a markup language that defines a set of rules for encoding documents in a format which is both human-readable and machine readable.

 

13. Which of these has been used as a tagline by Apple phones?

[A] Think Different
[B] Like me
[C] Eat and Play
[D] Work Hard

 

Explanation:
“Think different” was an advertising slogan used by Apple. It was used in a television commercial, several print advertisements but was discontinued in 2002.

 

14. Which key is pressed during startup to access advanced boot options in Windows 98?

[A] F1
[B] F10
[C] F2
[D] F8

 

Explanation:
Pressing the F8 key or holding down the F8 key in Windows 98 during startup can open a menu of advanced boot options.

 

15.What is the use of VLOOKUP function in MS Excel?

[A] to get the maximum value among set of data
[B] to copy a row
[C] to find things in a table
[D] None of the above

 

Explanation:
VLOOKUP is an Excel function that is used to find things in a table or a range by row. VLOOKUP stands for Vertical Lookup and it supports approximate and exact matching, and wildcards for partial matches.

 

16. When was the first version of Windows released?

[A] 1981
[B] 1998
[C] 1985
[D] 1987

 

Explanation:
Windows 1 was released in November 1985. The development of Windows was spearheaded by Microsoft founder Bill Gates.

 

17. What will happen if Shift + Delete key combination is pressed after selecting a file in

Windows?

[A] The file gets copied
[B] The file gets deleted permanently
[C] The file goes to the Recycle Bin
[D] The filename changes to ‘Unnamed’

 

Explanation:
When “Shift+Delete” keys are used together after selecting any file from the PC, the file will get erased permanently from the computer system.

 

18. Which of these MS Office products is primarily used for notetaking?

[A] Powernote
[B] Access
[C] Visio
[D] Onenote

 

Explanation:
MS One note is a notetaking program that gathers handwritten or typed notes, drawings, screen clippings and audio commentaries. With this software, notes can be shared with other users over the Internet.

 

19. What is Office Lens?

[A] A document scanner
[B] A dictionary
[C] Software to turn mobile into remote
[D] Free app version of MS Word

 

Explanation:
Office Lens, is an image scanner optimized for mobile devices. It captures the document via the camera and then straightens the document portion of the image.

 

20. Which of these programs is a spreadsheet editor?

[A] MS Access
[B] MS Project
[C] MS Excel
[D] MS Onenote

 

Explanation:
MS Excel a spreadsheet editor that was first released in 1985 for Mac OS. The first Windows version (numbered 2.05 to line up with the Mac) was launched in November 1987.

 

21. What is the use of Microsoft publisher?

[A] Designing brochures
[B] Designing business cards
[C] Designing websites
[D] All of the above

 

Explanation:
Microsoft publisher is a desktop publishing app. It is mostly used for designing brochures, labels, calendars, greeting cards, business cards, newsletters, web site, and postcards.

 

22.Which of these HTML editors was a part of MS Office 2003?

[A] Dreamweaver
[B] Microsoft FrontPage
[C] Notepad++
[D] SharePoint Designer

 

Explanation:
Microsoft FrontPage was a WYSIWYG HTML editor and website administration tool. It was included as part of the Microsoft Office suite from 1997 to 2003.

 

23. Under which menu in MS PowerPoint option to add images in a slide is available?

[A] Design
[B] Slideshow
[C] Insert
[D] Edit

 

Explanation:
The option to add images in a slide is available under the Insert menu in the MS PowerPoint. Various types of images can be inserted in MS powerpoint.

 

24. What does MMS stand for?

[A] Multimedia Mobile Service
[B] Media on Mobile Service
[C] Multimedia Messaging Service
[D] Multiple Mobile Settings

 

Explanation:
Multimedia Messaging Service (MMS) is a standard way to send messages that include multimedia content to and from a mobile phone over a cellular network.

 

25. The cloud service providers may provide applications, storage, bandwidth, virtual machines etc. to service many banks using a multi-tenant model. What term is used for this kind of arrangement?

[A] Auto scaling
[B] Load Balancing
[C] Resource Pooling
[D] Application Layers

 

Explanation:
Resource Pooling is one of the essential features of cloud computing. Resource pooling means that the cloud service provides pool the resources such as applications, storage, bandwidth, virtual machines etc. to service many banks using a multi-tenant model.

 

 


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