#!/bin/bash   a=2   b=4   let c=a**b   echo $c   exit 0
A. 8
B. 16
C. 32
D. none of the mentioned
Answer:A
#!/bin/bash   a=2   b=4   let c=a**b   echo $c   exit 0
A. 8 B. 16 C. 32 D. none of the mentioned
Explanation:’**’ is the exponentation operator in bash shell.