Please enable JavaScript.
Coggle requires JavaScript to display documents.
JAVA - Coggle Diagram
JAVA
INTRODUCTION
Run Java program using notepad
JDK
JRE
JVM
Why class name should be same as file name?
Can we write public class Second?
Can we remove the arguments in main method ?
What are arguments in main method?
What does System.out.println() mean?
Reading from keyboard
Explain Scanner class
Methods
Which method is used to verify the input from source?
Method for reading single word and complete sentence?
Read binary number and display an int number
Which package?
OPERATORS and EXPRESSIONS
Arithmetic operator cannot be applied on which datatype?
Which operator is having higher precedence?
Which will have more preference if all higher precedence are present?
What to do if you want to give more precedence to add and sub?
What will be the return type when u add 2 datatypes and perform arithmatic operations into it? i+s,l+d,f+d,b+i
Divide 2 int (14/5) and return type should be float. What will u do?
DATA TYPES
8 data types and their size?
How to find size, min, max of an integer, byte,float?
Can u store 130 in byte?
Rules of variables name?
Literals?
long literal - by default what will it consider?
Eg of literal
Any
number with decimal value is ...........literal.
Integral data type
32 bit processor can process int or long faster?
Why do we have byte and short?
What is signed and unsigned?
How float and charaters are stored in memory?
Print binary form of a number?