Question :
A) Optical scanner
B) Mouse and digitizer
C) Light pen
D) All of the above
Answer : D
Which is considered a direct entry input device ?
A) Optical scanner
B) Mouse and digitizer
C) Light pen
D) All of the above
Answer : D
Description :
Related Questions - 1
What is the main difference between a mainframe and a super computer?
A) Super computer is much larger than mainframe computers
B) Super computers are much smaller than mainframe computers
C) Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently
D) Supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible.
Related Questions - 2
In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board ?
A) Motherboard
B) Breadboard
C) Daughter board
D) Grandmother board
Related Questions - 3
Magnetic disks are the most popular medium for
A) Direct access
B) Sequential access
C) Both of above
D) None of above
Related Questions - 4
High density double sided floppy disks could store _____ of data.
A) 1.40 MB
B) 1.44 GB
C) 1.40 GB
D) 1.44 MB
Related Questions - 5
Instructions and memory address are represented by
A) Character code
B) Binary codes
C) Binary word
D) Parity bit