Read the bash man or info page, try some experiments, and answer the following questions:
a. How do you export a function?
b. What does the hash builtin do?
c. What happens if the argument to exec is not executable?
a. $ export -f funcname
b. The hash builtin remembers the absolute pathnames of executable pro-
grams named in its arguments. Without any arguments, hash lists all of
the commands it is tracking. See hashall
c. When the argument to exec is not an executable file, exec fails.
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In an overloaded insertion or extraction operator, which object should be the first parameter, the stream or the object of the class?
a. the stream b. the object c. it doesn't matter d. none of the above
A copy constructor has _________ parameters.
(a) zero (b) one (c) two (d) three
If you assign int x = 0.75;, what actually will be stored in memory?
A 0 B. 0.750000 C. 1 D. You will get a compiler error.
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