1241. OS is short form for ?

A. Optical sensor
B. Order of significance
C. Operating system *
D. Open software

1242. In which printer device ribbon is used ?

A. Laser printer
B. Dot Matrix printer *
C. Plotter
D. Ink-Jet Printer

1243. Address book contains ?

A. Email address
B. Phone Numbers
C. People Names
D. All of them *

1244. “DOCOMO” is the abbreviation of :

A. Do communication or more
B. Do connect over mobile
C. Do communication over the mobile network *
D. Dongle communication over Mobile

1245. Joystick is used to :

A. Move cursor on the screen
B. Computer games
C. Both A and B *
D. None of these

1246. A DNS translates a domain name into :

A. Binary
B. Hex
C. IP *
D. URL

1247. When was the first email sent ?

A. 1963
B. 1969
C. 1971 *
D. 1974

1248. Which of the following type of memory is volatile ?

A. ROM
B. Cache
C. RAM *
D. Hard drive

1249. All of the below are Iphone 4 features except ?

A. 4G *
B. Multitasking
C. Front facing camera
D. HD recording

1250. What is the second name of main memory ?

A. Auxillary memory
B. Primary memory *
C. Secondary memory
D. All of the above