Session 3- Primitive and Non Primitive Data Type 2024 New series
Day 03
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Data Types
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Primitive
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byte ,short,int,long--number
fload, double---- decimal number
char ---- single character
bloolean--- true/false
Non Primitive
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String
ArrayList
HashMap
HashSet
etc....
byte 1 byte Stores whole numbers from -128 to 127
short 2 bytes Stores whole numbers from -32,768 to 32,767
int 4 bytes Stores whole numbers from -2,147,483,648 to 2,147,483,647
long 8 bytes Stores whole numbers from -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807
float 4 bytes Stores fractional numbers. Sufficient for storing 7 decimal digits
double 8 bytes Stores fractional numbers. Sufficient for storing 15 decimal digits
boolean 1 bit Stores true or false values
char 2 bytes Stores a single character/letter