Operating System (OS)
A spooler is a

Message sent from the printer to the operating system when a print job is completed
Location in memory that maintains the contents of documents until it prints
Program that coordinates the print job that are waiting to process
Queue of print job that are waiting to print

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Operating System (OS)
Which of the following statements is not true about the FORTRAN language?

FORTRAN is extensively used to write programs for performing scientific computations
None of these
All of these
A FORTRAN program, written for the IBM-PC, is totally different from a FORTRAN program written for execution on the SUN machine
FORTRAN is a high level language

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Operating System (OS)
The instruction register

contains the address of the memory location that is to be read from or stored into.
contains a copy of the designated memory location specified by the MAR after a "read" or the new contents of the memory prior to a "write".
None of these
is a hardware memory device which denotes the location of the current instruction being executed.
is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory.

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