Awk Programming Interview Preparation Guide Download PDF
Awk Programming frequently Asked Questions in various Awk Programming job Interviews by interviewer. The set of questions here ensures that you offer a perfect answer posed to you. So get preparation for your new job hunting
40 Awk Programming Questions and Answers:
2 :: What is the output of this program?
#! /usr/bin/awk -f
BEGIN {
two=2;
two++;
print two
}
a) two
b) three
c) 2
d) 3
d) 3
Output:
root@ubuntu:/home/google# chmod +x test.awk
root@ubuntu:/home/google# ./test.awk
3
root@ubuntu:/home/google#
Output:
root@ubuntu:/home/google# chmod +x test.awk
root@ubuntu:/home/google# ./test.awk
3
root@ubuntu:/home/google#
3 :: What is the output of this program?
#! /usr/bin/awk -f
BEGIN {
var1="google"
var2="linux"
print var1" provides "var2" MCQs "
}
a) google provides linux MCQs
b) var1 provides var2 MCQs
c) provides MCQs
d) syntax error
a) google provides linux MCQs
Output:
root@ubuntu:/home/google# chmod +x test.awk
root@ubuntu:/home/google# ./test.awk
google provides linux MCQs
root@ubuntu:/home/google#
Output:
root@ubuntu:/home/google# chmod +x test.awk
root@ubuntu:/home/google# ./test.awk
google provides linux MCQs
root@ubuntu:/home/google#
4 :: What is the output of this program?
#! /usr/bin/awk -f
BEGIN {
one=10;
two=3;
print (one%two)+10
}
a) (one%two)+10
b) 13
c) 11
d) syntax error
c) 11
Explanation:
The remainder of 10/3 is 1. remainder is added to 10.
Output:
root@ubuntu:/home/google# chmod +x test.awk
root@ubuntu:/home/google# ./test.awk
11
root@ubuntu:/home/google#
Explanation:
The remainder of 10/3 is 1. remainder is added to 10.
Output:
root@ubuntu:/home/google# chmod +x test.awk
root@ubuntu:/home/google# ./test.awk
11
root@ubuntu:/home/google#
5 :: What is the output of this program?
#! /usr/bin/awk -f
BEGIN {
a=10;
b=10;
print a==b ? "true":"false"
}
a) true
b) false
c) syntax error
d) none of the mentioned
a) true
Output:
root@ubuntu:/home/google# chmod +x test.awk
root@ubuntu:/home/google# ./test.awk
true
root@ubuntu:/home/google#
Output:
root@ubuntu:/home/google# chmod +x test.awk
root@ubuntu:/home/google# ./test.awk
true
root@ubuntu:/home/google#
6 :: The comparison expression "x ~ y" will true if:
a) x is not equal to y
b) the string x does not match the regular expression denoted by y
c) the string x matches the regular expression denoted by y
d) none of the mentioned
c) the string x matches the regular expression denoted by y
7 :: What is the output of this program?
#! /usr/bin/awk -f
BEGIN {
print "20"<"9" ? "true":"false"
}
a) true
b) false
c) syntax error
d) none of the mentioned
a) true
Explanation:
The operands of relational operators are converted to, and compared as string if both are not numbers. Strings are compared by comparing the characters of each. Hence 20 is less then 9.
Output:
root@ubuntu:/home/google# chmod +x test.awk
root@ubuntu:/home/google# ./test.awk
true
root@ubuntu:/home/google#
Explanation:
The operands of relational operators are converted to, and compared as string if both are not numbers. Strings are compared by comparing the characters of each. Hence 20 is less then 9.
Output:
root@ubuntu:/home/google# chmod +x test.awk
root@ubuntu:/home/google# ./test.awk
true
root@ubuntu:/home/google#
8 :: All numeric values are represented within awk in:
a) double precision floating point
b) integer
c) exponential notation
d) fixed point
a) double precision floating point
9 :: Concatenation is performed by:
a) writing expressions next to one another, with no operator
b) conditional operator
c) relational operator
d) matching operator
a) writing expressions next to one another, with no operator