Java Array
Assessment
•
Siti Tanalol
•
Computers
•
University
•
129 plays
•
Medium
Student preview
23 questions
Show all answers
1.
MULTIPLE CHOICE
30 sec • 1 pt
Is String a primitive data type?
2.
MULTIPLE CHOICE
30 sec • 1 pt
Which method to use to find length of a string?
3.
MULTIPLE CHOICE
30 sec • 1 pt
Which data type gets returned from length() method in String class?
4.
MULTIPLE CHOICE
30 sec • 1 pt
String txt = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
What is the correct way to find the length of "txt" string?
5.
MULTIPLE CHOICE
30 sec • 1 pt
Which is correct method to convert String into uppercase
6.
MULTIPLE CHOICE
30 sec • 1 pt
String txt = "Hello World";
System.out.println(txt.toUpperCase());
Choose the correct output.
7.
MULTIPLE CHOICE
30 sec • 1 pt
Choose correct purpose of indexOf() in String class.
8.
MULTIPLE CHOICE
30 sec • 1 pt
String x = "10";
String y = "20";
String z = x + y;
System.out.println(z);
Guess the output.
9.
MULTIPLE CHOICE
30 sec • 1 pt
Choose most appropriate purpose of trim() method in String?
10.
MULTIPLE CHOICE
30 sec • 1 pt
What is the most appropriate way to check if two Strings are identical?
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