
Java String Quiz
Quiz
•
Computers
•
1st Grade - University
•
Practice Problem
•
Medium
M. R.
Used 17+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the type of objects that can store a sequence of characters in Java?
Character
String
Array
Text
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which operator is used for both addition and concatenation in Java?
/
-
*
+
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you create a string using the new keyword in Java?
String str = new String[];
String str = String.new();
String str = new String("");
String str = new String();
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What escape character is used to insert a double quote in a string?
\"
\'
\\
\n
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What will be the result of the following code:
String x = "50";
int y = 20;
String z = x + y;
50.20
50
5020
70
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which escape sequence represents a new line in Java?
\b
\r
\t
\n
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What will be the output of the following code:
String str = "Hello";
System.out.println(str.length());
5
4
Null
6
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