Which function is used for handling substitutions in perl? - Perl Quiz

Perl - Quiz(MCQ)

Which function is used for handling substitutions in perl?

A)

s

B)

tr

C)

str

D)

tr and s

Correct Answer : tr and s

Explanation : The s and tr functions handle all substitutions in perl. The s command is used in same way as it was used in sed while tr is used translating the characters in the same way as the UNIX tr command does.

Recently Updated in Perl Questions

Which operator is also known as string repetition operator in perl?

A)

(.)

B)

(x)

C)

($)

D)

(++)

Correct Answer : (x)

"+=" known as ________in Perl.

A)

Assignment Operator

B)

Arithematic Operator

C)

Comparision Operator

D)

Increment/Decrement Operator

Correct Answer : Assignment Operator

Explanation : "+=" known as "Assignment operator" in Perl.

What is the correct operator precedence for the following operators?

&& , &, = , ->

A)

-> , & , && , =

B)

= , & , && , ->

C)

= , -> , && , &

D)

& , && , = , ->

Correct Answer : -> , & , && , =

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