Question
Statement I: Once an array is created, its size cannot be changed. Statement II: A sorting algorithm is a technique for scanning through an array
Statement I: Once an array is created, its size cannot be changed.
Statement II: A sorting algorithm is a technique for scanning through an array and rearranging its contents in some specific order
Select one:
a.
Both Statement I and Statement II are FALSE
b.
Statement I is FALSE and Statement II is TRUE
c.
Statement I is TRUE and Statement II is FALSE
d.
Both Statement I and Statement II are TRUE.
Statement I: A GUI program automatically stops executing when the end of the main method is reached.
Statement II: A functional interface is simply an interface that has one abstract method.
Select one:
a.
Statement I is TRUE and Statement II is FALSE
b.
Statement I is FALSE and Statement II is TRUE
c.
Both Statement I and Statement II are TRUE.
d.
Both Statement I and Statement II are FALSE.
How many times will the following for loop be executed? for (int count = 10; count <= 21; count++) System.out.println("Java is great!!!");
Select one:
a.11
b.10
c.1
d.0
Given the method header:
public double calcArea( double length, double width)
Which of the following is correct?
Select one:
a.
calcArea method must include a System.out.println statement
b.
calcArea method must include a void statement
c.
calcArea method must include a return statement
d.
calcArea method must include the main method
Identifiers cannot include __________________.
Select one:
a.
underscore
b.
dollar sign
c.
spaces
d.
letter m
Values that are sent into a method are called _____________.
For example:
sleep (5)
Select one:
a.
Arguments
b.
Attributes
c.
Variable
d.
Console
If the following is from the method section of a UML diagram, which of the following statements is TRUE?
+ equals(object2:Stock) : boolean
Select one:
a.
This is a public method that accepts a Stock object as its argument and returns a boolean value.
b.
This is a private method that returns a boolean value.
c.
This is a private method that receives two objects from the Stock class and returns a boolean value.
d.
This is a public method that returns a Stock object.
A constructor:
Select one:
a.
always accepts two arguments
b.
always has an access specifier of private
c.
has return type of void
d.
has the same name as the class
Statement I: An array can hold multiple values of several different data types simultaneously.
Statement II: If a[] and b[] are two integer arrays, the expression a == b compares the array contents.
Select one:
a.
Both Statement I and Statement II are TRUE.
b.
Statement I is FALSE and Statement II is TRUE.
c.
Both Statement I and Statement II are FALSE.
d.
Statement I is TRUE and Statement II is FALSE
What will be the values of ans, x, and y after the following statements are executed?
int ans = 35, x = 50, y =50;
if ( x >= y)
{
ans = x + 10;
x -=y;
}
else
{
ans = y + 10;
y += x;
}
Select one:
a.
ans = 60, x =0, y =50
b.
ans = 60, x = 50, y =100
c.
ans = 45, x = 50, y = 50
d.
ans = 45, x = 50, y = 0
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