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U2: Data Types

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Total cards: 11•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (11)

#1
Front (Question)

Primitive Data Types

Back (Answer)

byte; short; int; long; float; double; char; boolean

#2
Front (Question)

Categories of Primitive Data

Back (Answer)

• Integers: byte; short; int; long • Decimals: float and double • Others: char and boolean

#3
Front (Question)

short

Back (Answer)

• 16-bit signed two’s complement integer • Range: -32,768 to 32,767

#4
Front (Question)

byte

Back (Answer)

• 8 bit signed two’s complement integer • Range: -128 to 127

#5
Front (Question)

int

Back (Answer)

• 32-bit signed two’s complement integer • Range: -2,747,483,648 to 2,747,483,647

#6
Front (Question)

long

Back (Answer)

• 64-bit signed two’s complement integer • Range: -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807

#7
Front (Question)

float

Back (Answer)

• 32-bit IEEE 754 floating point • Range: -3.4 x 10^38 to 3.4 x 10^38

#8
Front (Question)

double

Back (Answer)

• 64-bit IEEE 754 floating point • Range: -1.7 x 10^308 to 1.7 x 10^308

#9
Front (Question)

char

Back (Answer)

• single 16-bit Unicode character • Range: 0 - 65,565

#10
Front (Question)

boolean

Back (Answer)

True or False

#11
Front (Question)

Categories of Data in Java

Back (Answer)

• Primitives • Objects (customized data type created from Classes)