Computer Opeartor 23

#1. RD commands is used for

removes an empty directory

removes an non empty directory

removes directory include files

none of above

#2. Which is invalid character for saving a document ?

a to z

0 to 9

$

\

#3. How many computers are there on the basis of working principle ?

2

3

4

5

#4. What is the function of operating system ?

memory management

hardware management

file management

all of the above

#5. To make bold face

press Ctrl + B

Ctrl +C

Ctrl + D

Ctrl + U

#6. Virus is a ………..

insect like aids

malicious program

important program

none

#7. Which is not an application ?

word

excel

power point

vista

#8. Workbook is a…….

collection of worksheet

collection of workbook

collection of workspace

all of the above

#9. To create a table in ms word.

tools => table

tools->insert table

table -> insert table

none

#10. Copy can ram.txt is

copy the enter data

delete the data

controlling the enter data

all of the above

#11. To install the new font …….

start->setting-> control panel->font

start->setting-> control panel->font->install new font

start-> control panel->font->install new font

start->setting-> font

#12. Protocol is a

rules of transmitting data

rules of information processing

rules of data sharing

none

#13. WAN is not used

computer within a building

computer within a country

computer around world

computer within a region

#14. Which file is transfer when computer is start up ?

document

program file

operating system

system files

#15. Notepad is used for…………

Data processing

word processor

graphics

text editor

#16. Format a:/s will do..

formats with crate system file

formats with verification

formats with surface scan

none

#17. Which is a secondary memory ?

RAM

compact disk

none

#18. Modern is used for

analog to digital data conversion

digital to analog data conversion

analog to analog data conversion

both a & b

#19. To create your picture, you have to which toolbar ?

auto shape

drawing

picture

formatting

#20. Abacus was a …………. Device.

Electronic

counting

digital

calculating

#21. Internal commands is used for

incorporate the command.com

incorporate the command directory

have external file

all of the above

#22. To used under line, you must press

Ctrl + B

Ctrl + C

Ctrl + Z

Ctrl + U

#23. Which is not output device ?

printer

plotter

monitor

scanner

#24. When you cut the text what will happen in excel ?

remove the text after the paste

removes the text before paste

does not do anything

creates multiple copies without paste

#25. What technology was used in 2 nd generation ?

vacuum tube

transistor

IC

microprocessor

Computer Opeartor 23

Results

#1. RD commands is used for

#2. Which is invalid character for saving a document ?

#3. How many computers are there on the basis of working principle ?

#4. What is the function of operating system ?

#5. To make bold face

#6. Virus is a ………..

#7. Which is not an application ?

#8. Workbook is a…….

#9. To create a table in ms word.

#10. Copy can ram.txt is

#11. To install the new font …….

#12. Protocol is a

#13. WAN is not used

#14. Which file is transfer when computer is start up ?

#15. Notepad is used for…………

#16. Format a:/s will do..

#17. Which is a secondary memory ?

#18. Modern is used for

#19. To create your picture, you have to which toolbar ?

#20. Abacus was a …………. Device.

#21. Internal commands is used for

#22. To used under line, you must press

#23. Which is not output device ?

#24. When you cut the text what will happen in excel ?

#25. What technology was used in 2 nd generation ?

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