1. A user defined variable is implicitly initialized to zero null string either
ID: 3747331 • Letter: 1
Question
1. A user defined variable is implicitly initialized to
zero
null string
either a or b
none of the above
2. The print and printf statements can be told to send their output to other place except standard output. This is called
redirection
redistribution
reinsertion
d. none of the above
3. Which one of the following is not true?
In a typical awk program, all input is read either from standard input or specified files
awk language divides its input into records and fields
awk reads an input record and the record is automatically seperated by the interpreter into pieces called “fields
d. The number of fields needs to be a constant
4.
Which statement skips over the rest of the loop body, causing the next cycle around the loop to begin immediately?
next
break
continue
None of the above
a.zero
b.null string
c.either a or b
d.none of the above
Explanation / Answer
Answer 1: C depends on the type we are creating 0 is it is number, empty is is strng
Answer 2: A print and printf can send output to other places also
Answer 3:D The number of fields does not need to be a constant.
Answer 4: C, continue is used to skip the steps in current iteration and moves to next iteration
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