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5. Match the computer terms with their definitions:

1. predecessor a) a mark to show where to
insert smth. omitted;
2. override b) an auxiliary control
capable of temporarily
prevailing over the
operation of another
control;
3. caret c) one of a set symbols
(letters, numbers,
punctuation marks) that
can be arranged in groups
to represent data for
processing;
4. character d) one who has been before
another; a thing that has
been supplanted or
succeeded.

6. Tell whether each of the following statements is true
or false according to the text. Correct the false
statements to make them true:

1. _______ Old-fashioned programs that take all their input from a
command line and then run unaided can be useful in a
multitasking system because you can turn them loose to
do complicated processing in the foreground while you
continue to work with other programs in the
background.
2.________ Programs are written to set a number called a return
setting when they terminate, to indicate the results of
the program.
3._______ To direct input from a file, type the command followed
by a less-than sign (<) and the name of the file.
4._______ To redirect output to a file, type the command followed
by a less-than sign (<) and the name of the file.