{"id":232,"date":"2020-04-05T08:52:20","date_gmt":"2020-04-05T08:52:20","guid":{"rendered":"https:\/\/temp.ashkerala.com\/?p=232"},"modified":"2020-04-05T08:52:20","modified_gmt":"2020-04-05T08:52:20","slug":"computer-science-mcq-5","status":"publish","type":"post","link":"https:\/\/temp.ashkerala.com\/?p=232","title":{"rendered":"Computer Science MCQ-5"},"content":{"rendered":"

Q.61 C language was invented by<\/strong>
(A) Abacus (B) Charles babage
(C) Thomson (D) Dennis Ritchie
Ans:D<\/strong><\/p>\n

Q.62 The given FOR loop is
for ( ; ; )
{
printf(\u0393\u00c7\u00a3 \u0393\u00c7\u00a5);
}<\/strong>
(A) valid (B) indefinite
(C) invalid (D) displays runtime errors
Ans:D<\/strong><\/p>\n

The given for loop displays runtime errors because no test condition is given. Test condition is
must inside for loop.<\/em><\/p>\n

Q.63 The following code displays
main( )
{
int *p;
p = (int*) malloc(sizeof(int));
*p = 10;
printf(\u0393\u00c7\u00a3p = %d\\n\u0393\u00c7\u00a5, *p);
}<\/strong>
(A) 10 (B) 1542 (address of p)
(C) 20 (D) None of the above
Ans:A<\/strong><\/p>\n

Q.64 The _______ operator is a technique to forcefully convert one data type to the others<\/strong>
(A) Cast (B) Conversion
(C) Type (D) Uniary
Ans:A<\/strong><\/p>\n

Q.65 The output of the following will be
for (x=1, y=5; x+y<=10; x++)
{
printf(\u0393\u00c7\u00a3%d%d\u0393\u00c7\u00a5, x,y);
y++;
}<\/strong>
(A) 1 5 (B) 1 5
2 6 2 6
3 7 3 7
4 8
(C) 1 5 (D) 1 5
1 6 2 5
1 7 3 5
1 8 4 5
1 9 5 5
Ans:A<\/strong><\/p>\n

Q.66 The __________ statement causes immediate exit from the loop overriding the condition test<\/strong>
(A) Exit (B) Break
(C) Goto (D) None of the above
Ans:B<\/strong><\/p>\n

Q.67 The output of the following code is
a = 5;
a << 1;
printf(\u0393\u00c7\u00a3%d\u0393\u00c7\u00a5, a);<\/strong>
(A) 5 (B) 6
(C) 2 (D) 3
Ans:A<\/strong><\/p>\n

Q.68 The purpose for mode \u0393\u00c7\u00a3w+b\u0393\u00c7\u00a5 in file operation is<\/strong>
(A) create a binary file for write
(B) create a binary file for read\/write
(C) open a binary file for writing
(D) open a binary file for reading\/writing
Ans:B<\/strong><\/p>\n

Q.69 The operators << and >> are<\/strong>
(A) assignment operator (B) relational operator
(C) logical operator (D) bitwise shift operator
Ans D<\/strong><\/p>\n

Q.70 Which of the following numerical value is invalid constant<\/strong>
(A) .75 (B) 9.3e2
(C) 27,512 (D) 123456
Ans C<\/strong><\/p>\n

Q.71 A C program contains the following declaration int i=8, j=5 what would be the value of
following expression?<\/strong>
abs(i-2*j)<\/strong>
(A) 2 (B) 4
(C) 6 (D) 8
Ans A<\/strong><\/p>\n

Q.72 What will be the output of the following program
main( )
{
int k, num=30;
k=(num>5 ? (num<= 10 ? 100:200):500);
printf(\u0393\u00c7\u00a3\\n%d\u0393\u00c7\u00a5, num);
}<\/strong>
(A) 100 (B) 5
(C) 30 (D) 500
Ans C<\/strong><\/p>\n

Q.73 What is the output of the following code
int n = 0, m=1;
do
{
printf(\u0393\u00c7\u00a3%d\u0393\u00c7\u00a5, m);
m++;
}
while(m<=n);<\/strong>
(A) 0 (B) 2
(C) 1 (D) 4
Ans C<\/strong><\/p>\n

Q.74 If a=8 and b=15 then the statement
x= (a>b) ? a:b;<\/strong>
(A) assigns a value 8 to x (B) gives an error message
(C) assigns a value 15 to x (D) assigns a value 7 to x
Ans C<\/strong><\/p>\n

Q.75 What is the output of the following code
int n=0, m;
for (m=1; m<=n+1; m++)
printf(\u0393\u00c7\u00a3%d\u0393\u00c7\u00a5, m);<\/strong>
(A) 2 (B) 1
(C) 0 (D) 6
Ans B<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

Q.61 C language was invented by (A) Abacus (B) Charles babage (C) Thomson (D) Dennis Ritchie Ans:D Q.62 The given FOR loop is for ( ; ; ) { printf(\u0393\u00c7\u00a3 \u0393\u00c7\u00a5); } (A) valid (B) indefinite (C) invalid (D) displays runtime errors Ans:D The given for loop displays runtime errors because no test condition is…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[22],"tags":[],"class_list":["post-232","post","type-post","status-publish","format-standard","hentry","category-computer-science-combined"],"_links":{"self":[{"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=\/wp\/v2\/posts\/232","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=232"}],"version-history":[{"count":0,"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=\/wp\/v2\/posts\/232\/revisions"}],"wp:attachment":[{"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=232"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=232"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/temp.ashkerala.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=232"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}