The speed of a computer CPU can be measured in:
Megabit
Megacycles
Mega units
Megahertz
The device that links computers to telephone network by converting digital and analog signals is called a:
Tran coder
Digitizer
Modem
Translator unit
Which one of the following statements about organization’s information security is true?
Covers the licensing of software applications
Deals solely with data held on computers
Is concerned with the handling of confidential data
Applies to actions of the computer, not the employee
Which one of these statements about the internet is false?
It enables computers with different operating systems to exchange data
It is not controlled by single organization.
You need a license to publish material on the internet
It allows computers to share data over large distances.
Which one of these statements about formatting computer storage media is true?
All operation systems format disks in same way.
You can’t format a disk if it’s been formatted already.
A per-formatted disk can be used immediately to store data.
You should regularly format floppy disks.