Question 1 : perl is ____ of grep, tr, sed and awk.
1. subset
2. superset
3. child
4. parent
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Question 2 : For splitting a line or expression into fields, __ is used.
1. foreach
2. for
3. split
4. join
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Question 3 : For looping in a list, ____ is used.
1. for
2. fordo
3. foreach
4. while
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Question 4 : To add elements to the right side of the array ____ function is used.
1. pop
2. push
3. queue
4. unshift
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Question 5 : To add elements to the left side of the array ____ function is used.
1. pop
2. push
3. queue
4. unshift
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Question 6 : For deleting the elements from the right of the array ___ function is used.
1. pop
2. push
3. queue
4. shift
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Question 7 : For deleting the elements from the left of the array ___ function is used.
1. pop
2. push
3. queue
4. shift
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Question 8 : Which of the following is referred to as default variable?
1. $0
2. $1
3. $!
4. $_
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Question 9 : We can specify filenames in command line using perl.
1. True
2. False
3.
4.
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Question 10 : Which escape character is used for identifying a word character?
1. \s
2. \d
3. \w
4. \n
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