Computer Basic Information
Which of the following is not true of immediate processing?

It can occur with either sequential of direct-access files
It is often used in real-time applications
Transactions are processed shortly after a real-world event occurs
It can be used in an airline-reservation system
All of these

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Computer Basic Information
An essential difference between the operating system that runs a typical desktop computer and the operating system that runs a typical PDA is that .......

the desktop OS manages hardware resources whereas the PDA OS does not.
None of these
the desktop OS can run several programs simultaneously whereas the PDA OS cannot.
the desktop OS has a graphical user interface whereas the PDA OS does not.
the desktop computer has an OS whereas a PDA does not.

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