Question#1
A variable in Java is a named storage location that holds a value of a particular type.
a) True ✅- Answer
b) False

Question#2
Local variables in Java are accessible throughout the entire class.
a) True
b) False ✅- Answer

Question#3
Local variables must be initialized before they are used in Java.
a) True ✅- Answer
b) False

Question#4
Instance variables are shared among all instances of a class in Java.
a) True
b) False ✅- Answer

Question#5
Class variables are declared with the static keyword in Java.
a) True ✅- Answer
b) False

Question#6
Each instance of a Java class has its own copy of the class variables.
a) True
b) False ✅- Answer

Question#7
In Java, implicit casting is also called widening.
a) True ✅- Answer
b) False

Question#8
Explicit casting in Java needs to be explicitly performed by the programmer.
a) True ✅- Answer
b) False

Question#9
A 'for-each' loop is a type of decision-making statement in Java.
a) True
b) False ✅- Answer

Question#10
Primitive type 'int' in Java has a corresponding wrapper class named 'Integer'.
a) True ✅- Answer
b) False

Question#11
Auto boxing in Java refers to converting a primitive type to its wrapper class automatically.
a) True ✅- Answer
b) False

Question#12
Unboxing is the manual conversion of a wrapper class object to its primitive type.
a) True
b) False ✅- Answer

Question#13
Wrapper classes allow primitive data types to be used as objects in Java.
a) True ✅- Answer
b) False

Question#14
In Java, the if-else statement allows only one possible branch of execution.
a) True
b) False ✅- Answer

Question#15
The condition in a Java if statement must evaluate to a boolean value.
a) True ✅- Answer
b) False

Question#16
In Java, switch case variables can be of string type since version 7.
a) True ✅- Answer
b) False

Question#17
A default statement in a Java switch statement is mandatory.
a) True
b) False ✅- Answer

Question#18
In Java, cases in a switch statement can be duplicate.
a) True
b) False ✅- Answer

Question#19
Type conversion, typecasting, and type coercion mean different things in Java.
a) True
b) False ✅- Answer

Question#20
String can be converted to int in Java using Integer.parseInt().
a) True ✅- Answer
b) False