Linux OS Shell Question:
Download Questions PDF

Functions improves the shell's program-ability significantly, because:
a) when we invoke a function, it is already in the shell's memory, therefore a function runs faster than seperate scripts
b) function provides a piece of code for repetative tasks
c) both (a) and (b)
d) none of the mentioned

c) both (a) and (b)

Download Linux Shell Interview Questions And Answers PDF

Previous Question	Next Question
The keyword 'local' is used: a) to define a variable within a function for its local scope b) to redefine any global variable c) this is not a valid keyword d) none of the mentioned	What command would send the output of cmd1 to the input of cmd2? a) cmd1 \| cmd2 b) cmd1 \|\| cmd2 c) cmd1 && cmd2 d) cmd1 ; cmd2 e) cmd1 cmd2