What type of device is a computer printer ?
A. Input
B. Output
C. Software
D. Storage
When collection of various computers seems a single coherent system to its client, then it is called_______________?
When collection of various computers seems a single coherent system to its client, then it is called_______________?
A. computer network
B. distributed system
C. both A and B
D. none of these
Which one of the following is a transport layer protocol ?
Which one of the following is a transport layer protocol ?
A. stream control transmission protocol
B. internet control message protocol
C. neighbor discovery protocol
D. dynamic host configuration protocol
A piece of hardware that is used to enter information into the computer by using keys ___________________?
A piece of hardware that is used to enter information into the computer by using keys ___________________?
A. Keyboard
B. Monitor
C. Hard disk
D. Icon
Moves the cursor one space to the right or puts spaces in between words__________________?
Moves the cursor one space to the right or puts spaces in between words__________________?
A. Control key
B. Space bar
C. Printer
D. Mouse
The right to use a domain name is delegated by domain name registers which are accredited by_________________?
The right to use a domain name is delegated by domain name registers which are accredited by_________________?
A. internet architecture board
B. internet society
C. internet research task force
D. internet corporation for assigned names and numbers
Which is an electronic device that can store temporarily a single bit of data ?
Which is an electronic device that can store temporarily a single bit of data ?
A. Latch
B. Accumulator
C. Buffer
D. Accumulator
A hand-held device for optically reading bar codes on goods, labels & shelves is____________________?
A hand-held device for optically reading bar codes on goods, labels & shelves is____________________?
A. Wand
B. Light pen
C. Mouse
D. Touch tablet
The light pen was developed in_________________?
The light pen was developed in_________________?
A. 1950
B. 1942
C. 1948
D. 1956
A _______________ is often used to select or highlight?
A _______________ is often used to select or highlight?
A. Mouse
B. Icon
C. Keyboard
D. Hard disk