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CS-216: Data Structures and Algorithms - String Operations

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Questions and Answers

What is the primary data structure used to represent a string?

Linked list
Array of bytes (correct)
Queue
Stack

What is the purpose of pattern matching in string processing?

To delete a pattern from a string
To find the length of a string
To find a pattern within a string of character text (correct)
To concatenate two strings

What is the result of concatenating two strings S1 and S2?

A string with characters of S2 only
A string with characters of S2 followed by characters of S1
A string with characters of S1 followed by characters of S2 (correct)
A string with characters of S1 only

What is the length of a string?

The number of characters in a string (A) Signup and view all the answers

What is the purpose of the algorithm for deleting a pattern?

To delete a string from text (A) Signup and view all the answers

How many times will the loop in the algorithm be executed for deleting the pattern 'AB' from the string 'XABYABZ'?

Twice (D) Signup and view all the answers

What is the result of deleting the pattern 'AB' from the text 'XAAABBBY'?

XY (C) Signup and view all the answers

What is the result of replacing the pattern 'AB' with 'C' in the text 'XABYABZ'?

XCYCZ (C) Signup and view all the answers

How many times will the loop in the algorithm execute to delete the pattern 'AB' from the text 'XAAABBBY'?

3 (B) Signup and view all the answers

What is the result of deleting the pattern 'AB' from the text 'XYABZ'?

XYZ (B) Signup and view all the answers

What is the purpose of the algorithm for finding the index of a pattern?

To find the position of a pattern in a text. (A) Signup and view all the answers

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