Intro to Java

Question 1

Multiline comments begin with this

Accepted Answer

/*

Question 2

Java follows correct mathematical precedence (Order of Operations)

Accepted Answer

True

Question 3

This data type can hold integers up to 127

Accepted Answer

byte

Question 4

These are words you can't use for your variables because Java uses them at it's core.

Accepted Answer

Java Keywords, Reserved Words

Question 5

How many mathematical operands are there for integer math?

Accepted Answer

5

Question 6

This mathematical operand returns the remainder of dividing two numbers.

Accepted Answer

%

Question 7

A variable (in Java) should be . . .

Accepted Answer

a word that describes the data

Question 8

This is the where we tell Java to treat a variable as a different data type.

Accepted Answer

Type Casting

Question 9

This data type holds one character

Accepted Answer

char

Question 10

This can hold numbers up to approximately 2 Billion

Accepted Answer

int

Question 11

Single line comments begin with this

Accepted Answer

//

Question 12

Which of these would change the num variable to num/10

Accepted Answer

num/=10

Question 13

Which character sequence would cause following text to be on the next line?

Accepted Answer

Question 14

Which of these can hold data after the decimal point in a number.

Accepted Answer

double

Question 15

Which of these correctly declares and initializes a String Variable?

Accepted Answer

String name = "Mr. Poore"

Question 16

Which of these would add one to the variable k?

Accepted Answer

k++, ++k

Question 17

Which is the output for System.out.println("100" + "200");

Accepted Answer

100200

Questions 17