
Java Programming Quiz
Quiz
•
Professional Development
•
Professional Development
•
Practice Problem
•
Hard
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50 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following ensures memory safety and prevents pointer manipulation in Java?
Garbage Collection
JVM Loader
Preprocessor
Bytecode Compiler
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which statement is TRUE about Java’s platform independence?
Java compiler generates native machine code
Java programs depend on OS
Bytecode is executed by JVM on any platform
Java is interpreted line by line
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following identifiers is invalid in Java?
$student
_count
class
totalValue
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which naming convention follows Java standards for variables?
EmployeeName
employee_name
employeeName
Employee_name
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What will be the output of System.out.println(10/3);?
3.3333
3
3.0
Compile Error
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which primitive type takes the least memory?
byte
short
int
char
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of these is a valid floating literal in Java?
3.14f
3,14
.14d
14.
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