Typical acronym of reuseable optical storage will be ____________________?
A. CD
B. CD-RW
C. DVD
D. RPM
Basic computer knowledge
Who developed a mechanical device in the 17th century that could add, subtract, multiply, divide and find square roots ?
Who developed a mechanical device in the 17th century that could add, subtract, multiply, divide and find square roots ?
A. Pascal
B. Napier
C. Leibnitz
D. Babbage
A CD-RW disk ______________________?
A CD-RW disk ______________________?
A. has a faster access than an internal disk
B. is a form or optical disk, so it can only be written once
C. holds less data than a floppy disk
D. can be erased and rewritten
The CPU, also called the ___________ when talking about PCs, does the vast majority of the processing for a computer?
The CPU, also called the ___________ when talking about PCs, does the vast majority of the processing for a computer?
A. microprocessor
B. RAM
C. macroprocessor
D. memory sytem
Punched cards are associated with the name_____________________?
Punched cards are associated with the name_____________________?
A. Leibniz
B. Jacquard
C. Hollerith
D. Pascal
A program used to detect overall system malfunction is___________________?
A program used to detect overall system malfunction is___________________?
A. Utilities
B. System diagnostics
C. System analysis
D. System software
Who is called the “grand father” of the computer ?
Who is called the “grand father” of the computer ?
A. Charles Babbage
B. Joseph Jacquard
C. Dr. Herman Hollerith
D. Blaise Pascal
How is it possible that both programs and data can be stored on the same floppy disk ?
How is it possible that both programs and data can be stored on the same floppy disk ?
A. A floppy disk has two sides, one for data and one for programs
B. Programs and data are both software, and both can be stored on any memory device
C. A floppy disk has to be formatted for one or for the other
D. Floppy disks can only store data, not programs
The clock rate of a processor is measured in _____________________?
The clock rate of a processor is measured in _____________________?
A. minutes
B. Milliseconds
C. Megabytes
D. Megahertz or Gigahertz
Which device can understand difference between data and programs ?
Which device can understand difference between data and programs ?
A. Input device
B. Output device
C. Memory
D. Microprocessor