Computer Operator Questions-Part 7
Here, you can read and text important MCQ of loksewa computer operator.
1. Which of the following database object hold data?
Report
Query
Table
Form
Correct Answer
Wrong Answer
2. In DBMS, which command is used to modify data in a database table?
MODIFY
UPDATE
CHANGE
ALL THE ABOVE
Correct Answer
Wrong Answer
3. If you want an organization logo to be appeared on every slide in the presentation,you should include it on
Slide master
Design Template
Design master
None of the above
Correct Answer
Wrong Answer
4. What is a motion path?
A method of advancing slides
A type of animation entrance effect
A method of moving items on a slide
All the above
Correct Answer
Wrong Answer
5. Which of the following device can be used for both input and output device?
Barcode reader
Plotter
Touch screen
All the above
Correct Answer
Wrong Answer
6. The output quality of printer is measured by
Dots per inch
Dots per square inch
Dots printer per unit time
Dots per cm
Correct Answer
Wrong Answer
7. An information in a disk in drive is accessed by address containing
Track number
Sector number
Surface number
All the above
Correct Answer
Wrong Answer
8. All the following are examples of real security and privacy risks except
Hackers
Spam
Viruses
Identify theft
Correct Answer
Wrong Answer
9. Which of the following extends a private network across public networks?
A local area network
Virtual private network
Enterprise private network
Storage area network
Correct Answer
Wrong Answer
10. The reason for the implementation of cache memory is
To increase the internal memory of the system
To reduce the memory access and cycle time
To control the difference in speed of operation of the processor and memory
All the above
Correct Answer
Wrong Answer
11. IBM 1401 is ..... generation computer.
First
Second
Third
Fourth
Correct Answer
Wrong Answer
12. The ALU of a computer normally contains a number of high speed storage element called
Semiconductors memory
Registers
Hard disk
Magnetic disk
Correct Answer
Wrong Answer
13. What is a compiler?
Convert the low level language into high level language
Convert the high level language into low level language line by line
Convert the assembly language into machine code
Convert the high level language into low level language at once
Correct Answer
Wrong Answer
14. In computer networking, which is not any network typr
Metropolitan Area Network
Public Area Network
Wireless Local Area Network
Personal Area Network
Correct Answer
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15. A private enterprise network which is designed to support an organization's employee to communicate,collaborate and perform their roles is callrd
Email
Internet
Extranet
Intranet
Correct Answer
Wrong Answer
16. Which of the following is an example of binary number?
B134FD
458745
100011
1237
Correct Answer
Wrong Answer
17. Which of the following is not processing?
Arranging
Manipulating
Calculating
Gathering
Correct Answer
Wrong Answer
18. Two devices are in network if
A process in one device is able to exchange information with a process in another device
A process is running in both devices
PIDs of the processes running of different devices are same
None of the above
Correct Answer
Wrong Answer
19. The primary purpose of an operating system is
To make efficient use of hardware
To allow people to use the computer
To make computer easier to use
To interact with user
Correct Answer
Wrong Answer
20. The component of WIndows OS that provides the facility to add or remove hardware and software,control user accounts and access a network setting called
Device Manager
Computer Manager
Control Panel
System tools
Correct Answer
Wrong Answer
21. Which function key needs to be pressed during reboot to enter in safe mode on a window machine?
F2
F8
F9
F12
Correct Answer
Wrong Answer
22. Which command is used to clear the screen and display operating system prompt on the first line of the display?
cd
md
rename
cls
Correct Answer
Wrong Answer
23. In windows OS, which system tools checks hard drive for bad sector errors and attempt to fix it?
Disk scanning
Disk defragmentation
Disk management
Disk formatting
Correct Answer
Wrong Answer
24. Ms word automatically move the text to the next line when it reaches the right edge of the screen and is called
Carriage return
Adjust
Word wrap
Enter
Correct Answer
Wrong Answer
25. The keystroke Ctrl+I is used to
Increase the font size
Insert a line break
Bold a text
Apply italic format to selected text
