Problem. Given a piece of Java code below in which we define five variables a, b

Question

Problem. Given a piece of Java code below in which we define five variables a, b, c, d, and e

public class problem1 {

            public static void main(String[] args) {

                        short a = 1200;

                        short b = -200;

                        char c = 'x';

                        char d = 'y';

                        float e = (float) 6.25;

            }

}

What is the 16-bit binary number of variable a stored in memory

Rewrite the 16-bit binary number of variable a into the hexadecimal number

What is the 16-bit binary number of variable b stored in memory

Rewrite the 16-bit binary number of variable b into the hexadecimal number

What is the 8-bit binary number of variable c stored in memory

Rewrite the 8-bit (1 byte) binary number of variable c into the hexadecimal number

What is the 8-bit binary number of variable d stored in memory

Rewrite the 8-bit binary number of variable d into the hexadecimal number

What is the 32-bit binary number of variable e stored in memory

Rewrite the 32-bit binary number of variable e into the hexadecimal number

Explanation / Answer

What is the 16-bit binary number of variable a stored in memory

Ans :- 00000100 10110000

Rewrite the 16-bit binary number of variable a into the hexadecimal number

Ans:- 0x04B0

What is the 16-bit binary number of variable b stored in memory

Ans :-11111111 00111000

Rewrite the 16-bit binary number of variable b into the hexadecimal number

Ans:- 0xFF38   

What is the 8-bit binary number of variable c stored in memory

Ans:- 01111000

Rewrite the 8-bit (1 byte) binary number of variable c into the hexadecimal number

Ans:- 0x78

What is the 8-bit binary number of variable d stored in memory

Ans:- 01111001   

Rewrite the 8-bit binary number of variable d into the hexadecimal number

Ans:- 0x79

What is the 32-bit binary number of variable e stored in memory

Ans:- 01000000 11001000 00000000 00000000

Rewrite the 32-bit binary number of variable e into the hexadecimal number

Ans:- 0x40C80000

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