Basic Computer Knowledge Fundamentals Questions and Answers MCQs Set - 9

1.

What does DBMS stand for?

   A.) Data Management System
   B.) Database Management System
   C.) Database Management Server
   D.) Database Maintenance Server

Answer: Option 'B'

​Database Management System

2.

Large amounts of cheques are processed by using

   A.) OCR
   B.) MICR
   C.) OMR
   D.) All of these

Answer: Option 'B'

MICR

3.

Choose the odd one out:

   A.) Brute force attack
   B.) Virtual Reality
   C.) Unethical Phreaker
   D.) Keystroke logging

Answer: Option 'B'

Except Virtual Reality all other are obvious security threats to computers and data.

4.

OSI model has how many layers?

   A.) Two layers
   B.) Five Layers
   C.) Seven Layers
   D.) Six Layers

Answer: Option 'C'

OSI Model stands for Open Source Interconnection and it has seven layers: Application Layer, Presentation Layer, Session Layer, Transport Layer, Network Layer, Data link Layer, Physical Layer.

5.

To justify the selected text, the shortcut key is:

   A.) Ctrl + 1
   B.) Ctrl + J
   C.) Ctrl + U
   D.) Ctrl + Alt + K

Answer: Option 'B'

Ctrl + J is used to justify text

6.

Which physical layer devices can be used to enlarge the area covered by a single LAN segment?
1. Switch
2. NIC
3. Hub
4. Repeater
5. RJ45 transceiver

   A.) 1 only
   B.) 1 and 3
   C.) 3 and 4
   D.) 5 only

Answer: Option 'C'

A repeater operates at the physical layer. Its job is to regenerate the signal over the same network before the signal becomes too weak or corrupted so as to extend the length to which the signal can be transmitted over the same network.  A hub is basically a multiport repeater. A hub connects multiple wires coming from different branches, for example, the connector in star topology which connects different stations.

7.

Which of the following is not a DBMS software?

   A.) dBASE
   B.) FoxPro
   C.) Oracle
   D.) Database2000

Answer: Option 'D'

Database2000

8.

E-R modelling technique uses which approach? 

   A.) top-down approach
   B.) bottom-up approach
   C.) left-right approach
   D.) Both top-down and bottom-up

Answer: Option 'A'

E-R model uses top-down approach; Bottom-up approach is known as normalization.

9.

You can enter page number from which menu?

   A.) Edit
   B.) File
   C.) Insert
   D.) Tool

Answer: Option 'C'

Insert

Basic Computer Knowledge Quiz

10.

Which of the following option may be used to change page-size and margins? 

   A.) Layout
   B.) Data
   C.) View
   D.) Tools

Answer: Option 'A'

Page size and Margins can be changed with commands available under the Layout Tab on the ribbon.

11.

One thousand bytes represent a

   A.) megabyte
   B.) gigabyte
   C.) kilobyte
   D.) All of these

Answer: Option 'C'

kilobyte

Basic Computer Knowledge Quiz

12.

Walkie-talkie is an example of which of the following?

   A.) simplex communication 
   B.) half-duplex communication 
   C.) full-duplex communication 
   D.) semi-duplex communication 

Answer: Option 'B'

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.

13.

What does MAN stands for?

   A.) Micro area network
   B.) Metropolitan area network
   C.) Macro area network
   D.) Mix area network

Answer: Option 'B'

MAN is abbreviation for Metropolitan Area Network.

14.

_________ ports connect special types of music instruments to sound cards.

   A.) OCR
   B.) MIDI
   C.) USB 
   D.) CPU

Answer: Option 'B'

MIDI stands for Musical Instrument Digital Interface, is a technical standard that describes a protocol, digital interface and connectors and allows a wide variety of electronic musical instruments, computers and other related devices to connect and communicate with one another.

15.

What is the meaning of .EXE?

   A.) Command File 
   B.) Express File 
   C.) Executable Files 
   D.) System File 

Answer: Option 'C'

EXE is extension for executable files

16.

In MS-DOS 6.22, which part identifies that product uniquely?

   A.) MS
   B.) DOS
   C.) MS - DOS
   D.) 6.22 

Answer: Option 'D'

MS-DOS 6.22; 6.22 is the version number which identifies it uniquely.

17.

Which of the following will set text in selected cells to italics? 

   A.) Pressing Ctrl + I on the keyboard
   B.) Using the Tools – Wizard – Web Form menu item
   C.) Using the Format – Cells – Font menu item
   D.) Both (a) and (c)

Answer: Option 'D'

Pressing Ctrl + I on the keyboard and Using the Format – Cells – Font menu item; both of these actions can help to set text in selected cells to italics.

18.

Communication channel is shared by all the machines on the network in:

   A.) multicast network
   B.) unicast network
   C.) broadcast network
   D.) Internet Protocol Address

Answer: Option 'C'

Broadcast networks: It have a single communication channel that is shared by all the machines on the network. Short messages, called packets in certain contexts, sent by any machine are received by all the others.

19.

Which of the following is a term related with scanner?   

   A.) Laser
   B.) TWAIN
   C.) Cartridge
   D.) Both (a) and (b)

Answer: Option 'D'

Laser is the term related with scanner as there are laser scanners. TWAIN is an applications programming interface (API) and communications protocol that regulates communication between software and digital imaging devices, such as image scanners. It is a widely-used program that lets you scan an image (using a scanner) directly into the application.

20.

What is a hyperlink?

   A.) It is a text or image that you can click on to jump to a new document/page.
   B.) It is an input type for multimedia files.
   C.) It is a collection or directory of web pages.
   D.) It is the home page of a site.

Answer: Option 'A'

It is a text or image that you can click on to jump to a new document/page.


Computer Quiz Set - 9 Download Pdf

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