Selenium WebDriver with Java - Basics to Advanced and Frameworks - String Class and their Methods
Interactive Video
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Information Technology (IT), Architecture, Mathematics
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University
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Practice Problem
•
Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the index of the first character in a Java string?
0
3
2
1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method would you use to find the position of a character in a string?
indexOf
substring
charAt
concat
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you extract a portion of a string from index 3 to 6?
Using trim
Using charAt
Using substring
Using indexOf
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the 'trim' method do to a string?
Finds the length
Converts to uppercase
Removes all characters
Removes leading and trailing spaces
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method would you use to combine two strings?
split
concat
replace
indexOf
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What will be the output of 'Java'.concat('Script')?
Script
Java Script
Java
JavaScript
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method would you use to convert a string to all uppercase letters?
toLowerCase
toUpperCase
split
trim
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