General Computer Knowledge Questions and Answers

Computer Knowledge

1.Which of the following is true about Name box?
1) It appears at the left of the formula bar
2) It appears below the menu bar
3) It shows the locations of the active cell
4) Both 1 and 3
5) Both 2 and 3

2.The saurus option is available in____ menu.
1) Page layout
2) References
3) Review
4) View
5) Layout

3.ALU works on the instructions held in ____?
1) Notebook
2) Registers
3) Notepad
4) Clipboard
5) I/O Devices

4.Which of the following is true about USB 3.0?
1) It is more than 10 times as fast as USB 2.0
2) Its Data transfer rate is up to 3Gbits/sec
3) Power consumption is more than USB 2.0
4) All the above
5) None of the above

5.Which part of the URL http://www.xyz.com/po2016.html willspecify the rules to be followed when accessing a file?
1) http://
2) www
3) xyz
4) .com
5) /po2016.html

6. LinkedIn is a:?
1) Search Engine
2) Web Browser
3) Social Networking Site
4) Name of Operating System
5) None of these

7.Which of the following is the keyboard shortcut for permanent deletion of a file/ folder in windows?
1) Delete
2) Shift + Del.
3) Ctrl + Del.
4) Alt + Enter
5) None of these

8.Which of the following is not an Operating System of Microsoft?
1) XP
2) 7
3) CE
4) Vista
5) Mavericks

9.Who is/ are the founders of Microsoft?
1) Bill Gates
2) Bill Gates and Allen Paul
3) Steve Jobs
4) Bill Gates and Steve Jobs
5) None of these

10.Internet Protocol Version 4, Consists of how many bits?
1) 16 bits
2) 8 bits
3) 30 bits
4) 32 bits
5) 64 bits

11.BALU has photos in an album which might fade out in a couple of years, which he wants to show it to his fans by uploading it in his twitter account. Which of the following devices can he use to do that?
1) Keyboard
2) Mouse
3) Printer
4) Scanner
5) None of these

12.What is the symbol for attachments in yahoo mail?
1) Envelope
2) Letter A
3) Paper Clip
4) Pen
5) None of these

13.The property that when classes are arranged in a hierarchy, each class assumes the attributes and methods of its ancestors is called:
1) Generalization
2) Inheritance
3) Encapsulation
4) Information hiding
5) None of these

14.ACPU-chip developed by Intel - I5 for wireless laptops. "I" means:
1) Celeron
2) Pentium-M
3) Xen
4) Itanium
5) None of these

15.ROLLBACK in a database is_____ statement.?
1) TCL
2) DCL
3) DML
4) DDL
5) SDL

16.The memory which is utmost accessible to the processor is:?
1) Cache memory
2) RAM
3) Hard disk
4) Flash memory
5) None of these

17.Which of the following is a memory management technique that makes the random access memory appear larger than it is?
1) Byte mapping
2) Preemptive multitasking
3) Read-only memory
4) Virtual memory
5) None of these

18.Which is NOT a characteristic of a system unit?
1) Provides a sturdy frame for mounting internal components
2) Provides room for system upgrades
3) Represents data as binary numbers
4) Houses the connectors for input and output devices
5) None of these

19.The clock rate of a processor is measured in:?
1) Milliseconds
2) Micro hertz
3) Megabytes or Gigabytes
4) Nanoseconds
5) Megahertz or Gigahertz

20.Codes consisting of bars or lines of varying widths or lengths that are computers readable are known as:?
1) AN ASCII code
2) Amagnetic tape
3) AN OCR scanner
4) Abar code
5) None of these