Write a C function to Insert an Element at the tail of a singly linked list.}Write a C function to Insert an Element at position pos in a singly linked list.}Write a C function to Delete an Element from a singly linked list.Check if linked list is empty.If it is empty, we need not delete anything.Index0 Index1$value is local to for loop.It warns about the potential to misinterpret syntax located in the script.A good code ideally should not have any warning.This stops the execution of the script instead of just giving warnings, when there are any ambiguous or unsafe commands in the script.What will be the output of following Perl code?First occurrence of a will be replaced by A and hence the print will display I Am preparing for an InterviewWhat will be the output of following Perl code?Hence the print will display I Am prepAring for An InterviewHow would you concatenate two strings to form a single string in Perl? concatenates two strings in Perl.What is the output of following program?Scalar will store the number of entries in the array.Mention different special characters that give a special meaning to the regex search syntax.Explain use of each.Match zero or one quantifier| Specifies series of alternatives/choices.List some Quantifiers in regular expressions with their use.Match zero or one time the thing it follows.List some Anchors in regular expressions with their use.^ Match the regular expression from the start of a string/line$ Match the regular expression at the end of a string/line< Match the regular expression at the start of a word.> Match the regular expression at the end of a word.\$
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