A means of storing large amounts of data outside the main memory is called:
- (A)Â Prime memory
- (B)Â Auxiliary store
- (C)Â Accumulator
- (D) None of these
- (B)Â Auxiliary store
A file of record used to update the master file is known as:
- (A)Â Random access file
- (B)Â Sequential file
- (C)Â Transaction file
- (D)Â All of the above
- (C)Â Transaction file
One millionth of a second is equal to:
- (A)Â Microsecond
- (B)Â Milliseconds
- (C)Â Picoseconds
- (D)Â All of the above
- (A)Â Microsecond
The programs that manage the use of the computer’s resources are:
- (A)Â A device which is connected to CPU
- (B)Â Operating system
- (C)Â Application software
- (D)Â System software
- (B)Â Operating system
The display size of the typical visual display screen is:
- (A)Â 40 columns wide by 24
- (B)Â 80 columns wide by 20
- (C)Â 60 columns wide by 30
- (D) None of these
- (D) None of these
Which of the following is classified as an impact printer?
- (A)Â Jet printer
- (B)Â Thermal printer
- (C)Â Laser printer
- (D)Â Daisy wheel printer
- (D)Â Daisy wheel printer
Whereas a computer mouse moves over the table surface the trackball is:
- (A)Â Stationary
- (B)Â Difficult to move
- (C)Â Move in small steps
- (D) None of these
- (A)Â Stationary
What do the present-day digital computers use for their internal memory?
- (A)Â Magnetic cores
- (B)Â Integrated circuits(IC)
- (C)Â Magnetic disks
- (D)Â Electrical switches
- (B)Â Integrated circuits(IC)
Which of the following is used as a primary storage device?
- (A)Â Magnetic drum
- (B)Â PROM
- (C)Â Floppy disk
- (D)Â All of these
- (B)Â PROM
Which of the following memories needs refresh?
- (A)Â SRAM
- (B)Â DRAM
- (C)Â ROM
- (D)Â All of these
- (B)Â DRAM