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MCQ CORE JAVA - JAVA INTRODUCTION MCQ Questions
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Question No. -
11
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What is the extension of a source code in Java?
What is the extension of a source code in Java?
A.
.java
.java
B.
.class
.class
C.
Both a and b
Both a and b
D.
None of these
None of these
Question No. -
12
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What is the extension of the byte code in Java?
What is the extension of the byte code in Java?
A.
.java
.java
B.
.class
.class
C.
Both a and b
Both a and b
D.
None of these
None of these
Question No. -
13
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What is a set of pseudo machine language instructions that are understood by the Java Virtual Machine and are independent of the underlying hardware called?
What is a set of pseudo machine language instructions that are understood by the Java Virtual Machine and are independent of the underlying hardware called?
A.
JVM
JVM
B.
Source Code
Source Code
C.
Compilation
Compilation
D.
Bytecode
Bytecode
Question No. -
14
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The byte code when compiled gives source code.
The byte code when compiled gives source code.
A.
TRUE
सही
B.
FALSE
गलत
Question No. -
15
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A Java program can execute only in Windows machine
A Java program can execute only in Windows machine
A.
TRUE
सही
B.
FALSE
गलत
Question No. -
16
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A Java API is a collection of prewritten packages, classes, and interfaces with their respective methods, fields and constructors
A Java API is a collection of prewritten packages, classes, and interfaces with their respective methods, fields and constructors
A.
TRUE
सही
B.
FALSE
गलत
Question No. -
17
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Source Code in Java has the .class extension
Source Code in Java has the .class extension
A.
TRUE
सही
B.
FALSE
गलत
Question No. -
18
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Java is simple to learn
Java is simple to learn
A.
TRUE
सही
B.
FALSE
गलत
Question No. -
19
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Java is case sensitive
Java is case sensitive
A.
TRUE
सही
B.
FALSE
गलत
Question No. -
20
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A class-name cannot be a keyword
A class-name cannot be a keyword
A.
TRUE
सही
B.
FALSE
गलत
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