Java Casting & Booleans

Indicate whether the following lines of code are legal or illegal. If legal select the resulting value of x. If illegal select Error.

double x;

x = 2.3;

• legal

• illegal

• 2

• 2.3

• Error

Indicate whether the following lines of code are legal or illegal. If legal select the resulting value of x. If illegal select Error.

int x;

x = 2.3;

• legal

• illegal

• 2

• 2.3

• Error

Indicate whether the following lines of code are legal or illegal. If legal select the resulting value of x. If illegal select Error.

double x;

x = 7;

• legal

• illegal

• 7

• 7.0

• Error

Indicate whether the following lines of code are legal or illegal. If legal select the resulting value of x. If illegal select Error.

int x;

x = 7.0;

• legal

• illegal

• 7

• 7.0

• Error

Indicate whether the following lines of code are legal or illegal. If legal select the resulting value of x. If illegal select Error.

int x;

x = 3/4;

• legal

• illegal

• 0

• 0.75

• Error

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

Indicate whether the following lines of code are legal or illegal. If legal select the resulting value of x. If illegal select Error.

double x;

x = 3/4;

• legal

• illegal

• 0.0

• 0.75

• Error

Indicate whether the following lines of code are legal or illegal. If legal select the resulting value of x. If illegal select Error.

double x;

x = 3.0/4;

• legal

• illegal

• 0.0

• 0.75

• Error

Tags

CCSS.7.EE.B.4

CCSS.7.NS.A.2

CCSS.7.NS.A.3

Indicate whether the following lines of code are legal or illegal. If legal select the resulting value of x. If illegal select Error.

int x;

x = 3.0/4;

• legal

• illegal

• 0

• 0.75

• Error

Tags

CCSS.7.EE.B.4

CCSS.7.NS.A.2

CCSS.7.NS.A.3

Indicate whether the following lines of code are legal or illegal. If legal select the resulting value of x. If illegal select Error.

double x;

x = (int) (2 + 3.3);

• legal

• illegal

• 5.0

• 5

• Error

Indicate whether the following lines of code are legal or illegal. If legal select the resulting value of x. If illegal select Error.

int x;

x = (double) (2 + 3.3);

• legal

• illegal

• 5.0

• 5.3

• Error

Tags

CCSS.7.NS.A.1D