Java Data Types Flashcard - Marvel

Front

What is the correct data type to store Black Panther’s kingdom population as a whole number? Options: int, double, boolean, char

Back

int

Front

Which of the following variable declarations is valid in Java?
Options:
int stark_tower = 100;
float 2hydra = 50.0;
boolean shield#status = true;
char spidey_sense = "on";

Back

int stark_tower = 100;

Front

Thor’s hammer weighs 42.5 kilograms. Which data type is best suited for this value?

Back

double

Front

Which of the following is NOT a primitive data type in Java? int, char, String, boolean

Back

String

Front

Which data type can store only two possible values, such as whether Vision is online (true or false)?

Back

boolean

Front

If Rocket Raccoon’s jetpack speed is stored as 85.4, which of the following declarations is valid? Options: String jetpackSpeed = 85.4;, double jetpackSpeed = 85.4;, int jetpackSpeed = 85.4;, boolean jetpackSpeed = 85.4;

Back

double jetpackSpeed = 85.4;

Front

Which of these values cannot be stored in a byte variable? -128, 0, 128, 100

Back

128

Front

What is the range of the short data type?

Back

-32,768 to 32,767

Front

What is the size of the double data type in Java?

Back

8 bytes

Front

Which of the following correctly assigns a character to the variable shieldLogo? Options: char shieldLogo = "S"; char shieldLogo = 'S'; char shieldLogo = S; char shieldLogo = 19;

Back

char shieldLogo = 'S';