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1.In a for loop, if the number of statements are greater than one, which of the following needs to be inserted at the beginning and the end of the loop?
ans – French curly braces{}
2.Using Java we can develop,
a Desktop Application
b Web Application
c Both the options
d None of these options
Ans: c
3.The main method in java should,
a. be private static
b be public static
c. return int
d. take boolean[] as argument
Ans: b
4.The break statement cannot be present for_____construct
a. do while
b. for
c.If
d. while
Ans: c
5.JRE comprises of_____ and _____
a JVM ✓
b. API
C. JDK
d tools
Ans: c
6.The____statement causes the program execution to stop and JVM to shut down.
a.exit
b. break
c.return
d.System.exit()
Ans: d
7.A continue statement makes the execution Jump to______
a. the end of the loop
b. the statement just after continue
c. the first statement of the loop
d. the next iteration of the loop
Ans: d
8.State true or false. Java is a structured programming language
Ans – False
9.To compile debug and execute a program written in java______ is required.
a.JDK
b. JRE
c. JVM
d. JIT
Ans: a
10.How was Java initially named?
ans – The Oak
11.What Is Polymorphism?
ans – ability to have many forms
12.French curly braces {} Is a must if the for loop executes more than one statement
ans – True
13.When typing the code in code editor, it fixes the compilation error. It also assists in how to fix that error.
True
14.We can move an already existing project in eclipse to another location by compressing it. This we call as_____the project.
Ans – Exporting
15.In Eclipse, the plugin that is needed for Java Development is______
ans – JDT
16.A project developed on one machine can be included in the current workspace by_____that project.
ANS – Importing
17.Which edition of java is used for developing web application?
ans – J2EE
18.For compiling a java code we have separate compilers for different OS.
ans – false
19._____generates the byte code for a given file with Java extension.
ans – JDK
20.For compiling a java code we have separate compilers for different OS.
ans – False
21.Who executes the byte code in java?
ans – JVM