AP CSA U1L01-03

What is the resulting value of x?

int x;

x = 2.3;

• Error

• 2

• 2.3

What is the resulting value of x?

double x;

x = 7;

• Error

• 7

• 7.0

What does the following code print?

System.out.println("13" + 5 + 3);

• 21

• 1353

• It will give a run-time error

• 138

• It will give a compile-time error

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What do you think would happen if you add 1 to the largest possible integer:

int x = Integer.MAX_VALUE;

x = x +1;

System.out.println(x);

• Program will not compile

• Program will send an error

• You will get an incorrect value

• You will get a float error

A variable that holds a whole number

• String
• boolean
• int
• float

A variable that holds true or false

• String

• boolean

• int

• float

• Alex Trebek

Name the data type: 1.0

• double

• int

• char

• boolean

What data type would you use for storing the number of students in a class?

• boolean

• String

• double

• int

What prints out "I love Java" successfully?

• System.out.println(I love Java);

• Systemoutprintln("I love Java);

• System.out.println("I love" + " Java");

• System.out.println("I love Java")

• What is love? Baby dont hurt me. Dont hurt me. No more.

Which declaration will throw an error?

• double num = 8;

• int averageGrade = 89.7;

• boolean done = false;

• String done = "true";