An operator 1s a symbol to process the data
1.char
2.int
3.char and int both
int i-6 int d-6 do d-d*2 System.out.println (d), How many times the loop is executed and what is the output?
1.Loop is not executed any time and the output is 6.
2.Loop is executed once and the output is 12.
3.Loop is executed 2 times and the output is 24.
The number of bytes occupied by char data type is __________ byte/s
1.4
2.8
3.2
4.None of these
Which one of the following is not an operator?
1.new
2.calloc
3.malloc
!(2>3&&40>6)
1.True
2.False
(c)_______________:
1.k<=n
2.k<=4;4
3.k+n
(d)____________________)
{
System.Out.PrintIn.(k)
}1.k+=2
2.k+=5
3.k++
A function calling itself
1.Calling function
2.Recurring function
3.Recursive function
A parent class of a class
1.sub class
2.super class
3.parent
All the functions of a package can be imported by using the __________ character with import statement.
1..
2.*
3./
4.@
Among the following, which method does not have a body.
1.A class
2.An interface
3.An abstract method
4.None of the above
Byte code is generated by
1.Javac
2.DVV
3.JVM
Choose the odd one
1.>
2.! =
3.%
4.<
Choose the odd one
1.return
2.break
3.continue
4.System.exit(0)
Choose the odd one
1.CLR
2.JVM
3.JDK
4.AWT
Choose the odd one
1.++
2.%
3.--
4.! =
Choose the odd one
1.Int
2.Char
3.New
4.Double
class (a) ______________
{
int noc; double bill :
1.Power
2.Class
3.Object
class (a)______________
1.Number
2.Character
3.class
double is a non- primitive data type:
1.True
2.False
else bill = (e)______________
void print()
System.out.println("Name = "+n);
System.out.println("Amount to be paid-"+bill);1.bill=(n-100)*2.50
2.bill=(n-100)*3.50
3.bill=n*2.50
if (()
System.out.print In("Number is even");
else
System.out.print In("Number is odd");
}
}1.if(n%2 == 0)
2.if(n%n == 0)
3.if(n/2 == 0)
if (a!=b) System.out.println(a*b); else System.out.printin (a-b); when a = 6 and b = 5
1.11, 30
2. 30
3. 30, 11
Multiple branches is used by ___________statement.
1.Break
2.Switch
3.Continue
4.Loop
n-n/10;
}
System.out.println("Norm = " + (d)___________);
}1.Maths.sqrt(s)
2.Maths.SQRT(s)
3.Math.sqrt(n)
Name of = operator is
1.Relational
2.Assignment
3.Bitwise
Name the type of error in the statement given below int t-0; int r-100/t
1.Syntax
2.Runtime
3.Logical
4.Warning
Operators with higher precedence are evaluated before operators with relatively lower precedence. Arrange the operators given below in order of higher precedence to lower precedence. (i) - (ii) % (iii) * (iv) +
1.(iv),(i),(iii),(ii)
2.(iv),(i),(ii),(iii)
3.(ii),(iii),(iv),(i)
4.(i)(ii)(iii)(iv)
print( (e) _____________)
1.Int n
2.Double n
3.Char n
S
1.True
2.False
String n; Scanner ob = (b) ___________________Scanner(System.in); void input()
1.old
2.new
3.void
switch ( x )
case 'a System.out.printin("Honest")
case 'bSystem.out.printin ("Punctual")
break;
case 'c':System.out.println("Committed")
default System.out.println("Average");
when x=A1.Average
2.Punctual
3.Committed
4.Honest
System.out.printin("Enter name ");
n-ob.next():
void calculate)
bill -0;
if ( (d)________________bill =0;
1.noc<=100
2.noc = 0
3.noc >100
System.out.printin("Enter Number of calls"
noc (c)______________.1.ob.nextDouble()
2.ob.nextLine()
3.ob.nextInt()
The Comparisonoperator(==) is left associative.
1.True
2.False
The function call in which the data in actual parameters get changed is called
1. Call by value
2.Formal call
3.Call by reference
The mandatory statement to each block of the switch loop is
1.System.exit(0)
2.break
3.default
The ________________ is called the basic blue print of the object
1.Class
2.Attributes
3.State
4.None of these
the___________are those pre-defined words in Java which meaning is already declared by Javac.
1.Keywords
2.Identifier
3.Methods
4.Package
void norm (i
Void norm ( int n)
{ int d, s =(a)___________.1.0
2.0.0
3.1
void print (int n) int k; ( (b) ___________;
1.k = 1
2.k = n
3.k = 0
What are the bitwise operators?
1.+,-,++,--
2.==,<=,!=
3.<<,>>
What is the final value stored in variable x ? double a =- 2.25; double x = Math.sqrt (Math.abs(a));
1.1.5
2.2.5
3.6.25
4.0.25
Which of the following is invalid access modifier ? (i) class (ii) public (iii) private (iv) protected
1.(i)
2.(ii)
3.(iii)
4.(iv)
While ( (b)____________)
1.n>0
2.n=0
While loop executes at least once.
1.True
2.False
x+ x+ ++x+ -x+ X; [x= 1]
1.9
2.8
3.6
4.5
{ d=n%10; s=(C) __________________.
n=n/10;1.s+d*d
2.s*d+d
3.s*s+d