A computer system consist of ________ .
Hardware
Software
Hardware and software
None of the above.
1 Terabyte (Tb)=____________________ bytes .
1,048,576
1,073,741,824
1,099,511,627,776
1,272,678,901
Which one of the following is the function of processor ?
Fetches the next instruction
Decodes the instruction
Executes the decoded instruction
All of these
Which device is used for permanent storage of programs and data ?
Main memory
Input devices
Output devices
Auxiliary storage
Which of the following consist of a thin sheet of mylar plastic encased in a hard 3 ½ “ casing.
Hard disk.
Magnetic tape
Magnetic disk
Floppy disk
Which one of the following is an example for input device ?
Keyboard
Printer
VDU
Speaker
The computer programs (sequence of instructions)that tell the computer what to do in response to a command or some event is known as ___________ .
Primary memory
Secondary memory
Which one is a non volatile memory?
Read Only memory
Random Access Memory
Read and Write Memory
None of the above
A computer system consist of ___________ .
Which one of the following computer is used by large organisations such as banks,airlines etc ?
Mini
Micro
Mainframe
Super computer.
