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
The term gigabyte refers to
A) 1024 bytes
B) 1024 kilobytes
C) 1024 megabytes
D) 1024 gigabyte
Related Questions - 3
People often call ______ as the brain of computer system
A) Control Unit
B) Arithmetic Logic Unit
C) Central Processing Unit
D) Storage Unit
Related Questions - 4
Why are vacuum tubes also called valves?
A) Because they can amplify the weak signals and make them strong
B) Because they can stop or allow the flow of current
C) Both of above
D) None of above
Related Questions - 5
A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is
A) Memory
B) Buffer
C) Accumulator
D) Address