Choose the size of the below struct. Struct{ Int a; Char b; Float c; } 2 4 7 10

Question

 

Choose the size of the below struct.

Struct{
Int a;
Char b;
Float c;
}

1)2

2)4

3)7

4)10

Comments

correct answer is 2+1+4=7

Answer 1

could have gone with 12 .

Struct{

int a //4B

char b //1B

float c //4B

}

 

//max allocation based on instruction sequence,4+1+4 which is allocated as 4+4+4 = 12B

10 being the nearest to the answer.

*Edit 15^th Jan 2023 ,16:20
GNU-GCC- version 7.5.0 – C language

You can see the answer is 12B

Comments

This is a snippet from dennis ritchie book

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c could be the answer as we take –

int – 2bytes

char -1byte

float – 4byte

total = 7 bytes.

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@akash28 , , I have updated with the compiled code .
Also @Shubhodeep   has referred a wonderful book

@Jeetmoni saikia