Calculate the % of memory saved when bit-fields are used for the following C structure as compared to with-out use of bit-fields for the same structure? (Assuming size of int = 4)struct test { int p : 1; int q : 2; int r : 4; int s : 4; }stu;

Calculate the % of memory saved when bit-fields are used for the follo

1.	Calculate the % of memory saved when bit-fields are used for the following C structure as compared to with-out use of bit-fields for the same structure? (Assuming size of int = 4) struct test { int p : 1; int q : 2; int r : 4; int s : 4; }stu;
A.	75%
B.	50%
C.	33.3%
D.	25%
E.	None of these
Answer» B. 50%

Discussion

No Comment Found

Related MCQs

Calculate the % of memory saved when bit-fields are used for the following C structure as compared to with-out use of bit-fields for the same structure? (Assuming size of int = 4) <pre class="prettyprint lang-c">struct test { int p : 1; int q : 2; int r : 4; int s : 4; }stu; </pre>
For what minimum value of x in a 32-bit Linux OS would make the size of e equal to 8 bytes? <pre class="prettyprint lang-c">struct Example { int n : 13; int m : 8; int s : n; }e; </pre>
What is the order for the following C declarations? <pre class="prettyprint lang-c">short n1 : 26; int long n2 : 30; </pre>
What will be the output of the following C code? <pre class="prettyprint lang-c"> #include <stdio.h> union Un { struct { unsigned char x : 2; unsigned int y : 2; }s; int x; }; int main() { union Un u.s.x = 2; printf("%d n", Un.s.x); } </pre>
What will be the output of the following C code? <pre class="prettyprint lang-c">#include <stdio.h> union Un { struct { unsigned char c : 1; unsigned int n : 2; }Stru; int ch; }; int main() { union Un u; u.Stru.c = 1; printf("%d n", u.Stru.c); } </pre>
What will be the output of the following C code? <pre class="prettyprint lang-c">#include <stdio.h> struct M { char c : 2; int n : 2; }; int main() { struct M m; m.c = 2; m.n = 1; m.c = m.c & m.n; printf("%d n", m.c); } </pre>
What will be the output of the following C code? <pre class="prettyprint lang-c">#include <stdio.h> union Un { struct str { unsigned char ch : 2; unsigned int n : 2; }; int ch; }; int main() { union Un u; Un.str.ch = 2; printf("%d n", Un.str.ch); } </pre>
What will be the output of the following C code? <pre class="prettyprint lang-c">#include <stdio.h> union Un { struct { unsigned char ch : 2; unsigned int n : 2; }s; int ch; }; int main() { union Un u = {2}; printf("%d n", u.s.ch); } </pre>
In the following declaration of bit-fields, the constant-expression must be __________. <pre class="prettyprint lang-c">struct-declarator: declarator type-specifier declarator opt : constant-expression </pre>
In the following declaration of bit-fields, the constant-expression specifies __________. <pre class="prettyprint lang-c">struct-declarator: declarator type-specifier declarator opt : constant-expression </pre>

Calculate the % of memory saved when bit-fields are used for the following C structure as compared to with-out use of bit-fields for the same structure? (Assuming size of int = 4)struct test { int p : 1; int q : 2; int r : 4; int s : 4; }stu;

Discussion

No Comment Found

Related MCQs

Reply to Comment

Calculate the % of memory saved when bit-fields are used for the following C structure as compared to with-out use of bit-fields for the same structure? (Assuming size of int = 4)
struct test
{
int p : 1;
int q : 2;
int r : 4;
int s : 4;
}stu;