Welcome Guest | Sign in | Register

Home > C Programming > Arrays > Questions and Answers

Exercise:

Section 1

Section 2

► Section 3

01. Use a printf statement to print out the contents of the character array called words
A. printf("%s\n", words); B. printf("%c\n", words);
C. printf("%d\n", words); D. printf("%s\n", words[2]);

Answer and Explanation

Answer: printf("%s\n", words);

Explanation:
There is no explanation...

Report Errors

Name:

Loading...

VView Answer | RReport | DDiscuss in Forum
02. Use a scanf statement to read a string of characters into the array words.
A. scanf("%s\n", words); B. scanf(" %c", words);
C. scanf("%c", words); D. scanf("%s", words);

Answer and Explanation

Answer: scanf("%s", words);

Explanation:
There is no explanation...

Report Errors

Name:

Loading...

VView Answer | RReport | DDiscuss in Forum
03. Write for loop which will read five characters (use scanf) and deposit them into the character based array words, beginning at element 0.
A. Statement 1
for( loop = 0; loop < 5; loop++ )
scanf("%c", &words[loop] );
 B. Statement 2
for( loop = 0; loop <= 5; loop++ )
scanf("%c", words );
C. Statement 3
for( loop = 0; loop < 5; loop++ )
scanf("%c", &words[0] );
 D. Cannot be detemined

Answer and Explanation

Answer: Statement 1
for( loop = 0; loop < 5; loop++ )
scanf("%c", &words[loop] );

Explanation:
There is no explanation...

Report Errors

Name:

Loading...

VView Answer | RReport | DDiscuss in Forum
04. What will be printed as the result of the operation below?
main()
{
char s1[]="Cisco"
char s2[]= "systems";
printf("%s",s1);
}
A. system B. error
C. Cisco D. Compilation fail

Answer and Explanation

Answer: Cisco

Explanation:
There is no explanation...

Report Errors

Name:

Loading...

VView Answer | RReport | DDiscuss in Forum
05. What will be output if you will execute following c code?
#include
int main(){
char arr[7]="Network";
printf("%s",arr);
return 0;
}  
A. Network B. N
C. network D. Garbage value
E. Compilation error

Answer and Explanation

Answer: Garbage value

Explanation:
There is no explanation...

Report Errors

Name:

Loading...

VView Answer | RReport | DDiscuss in Forum
06. What will be output if you will execute following c code?

#include
int main(){
char arr[20]="MysticRiver";
printf("%d",sizeof(arr));
return 0;
}  
A. 20 B. 11
C. 12 D. 22
E. 24

Answer and Explanation

Answer: 20

Explanation:
There is no explanation...

Report Errors

Name:

Loading...

VView Answer | RReport | DDiscuss in Forum
07. What will be output when you will execute following c code?
#include
enum power{ Dalai, Vladimir=3, Barack, Hillary };
int main(){
float leader[Dalai+Hillary]={1.f,2.f,3.f,4.f,5.f};
enum power p=Barack;
printf("%0.f",leader[p>>1+1]);
return 0;
}  
A. 1 B. 2
C. 3 D. Compilation error
E. None of the above

Answer and Explanation

Answer: 2

Explanation:
Size of an array can be enum constantan. Value of enum constant Barack will equal to Vladimir + 1 = 3 +1 = 4 So, value of enum variable p = 4 leader[p >> 1 +1] = leader[4 >> 1+1] =leader[4 >> 2] //+ operator enjoy higher precedence than >> operator. =leader[1] //4>>2 = (4 / (2^2) = 4/4 = 1 =2

Report Errors

Name:

Loading...

VView Answer | RReport | DDiscuss in Forum
08. What will be output when you will execute following c code?
01 #include
02 #define var 3
03 int main()
04 {
05 char *cricket[var+~0]={"clarke","kallis"};
06 char *ptr=cricket[1+~0];
07 printf("%c",*++ptr);
08 return 0;
09 }
A. a B. r
C. l D. Compilation error
E. None of the above

Answer and Explanation

Answer: l

Explanation:
There is no explanation...

Report Errors

Name:

Loading...

VView Answer | RReport | DDiscuss in Forum
09. What will happen if in a C program you assign a value to an array element whose subscript exceeds the size of array?
A. The element will be set to 0 B. The compiler would report an error
C. The program may crash if some important data gets overwritten D. The array size would appropriately grow

Answer and Explanation

Answer: The program may crash if some important data gets overwritten

Explanation:
There is no explanation...

Report Errors

Name:

Loading...

VView Answer | RReport | DDiscuss in Forum
10. What string does ptr point to in the sample code below?
Code:
char *ptr;
char myString[] = "abcdefg";
ptr = myString;
ptr += 5;
A. fg B. efg
C. defg D. cdefg
E. Choice 5

Answer and Explanation

Answer: fg

Explanation:
There is no explanation...

Report Errors

Name:

Loading...

VView Answer | RReport | DDiscuss in Forum



LucentBlackBoard.com has the web's largest collection of over 15,000 aptitude questions and answers with detailed explanation which include subjects like Arithmetic Aptitude, Logical Reasoning, Verbal Ability, General Knowledge, Programming Skills and more!

Our online education portal provides a unique and standard learning experience for students. We enable the students to prepare for most of the entrance and competitive exams like MBA (MAT, GMAT), Engineering (IIT-JEE, AIEEE, GATE), Employment (IAS, Bank PO, Railway, UGCNET), Civil Services and many more. We bring you the best in education by providing technical excellence and creating innovative solutions. We provide facility for online test preparation that offers 24/7 access to relevant subject matter and relative tests. These test preparations help the students to groom themselves and get prepared before actually facing the examination.

Partner Sites
LucentBlackBoard.com                  SoftLucent.com                  LucentJobs.com
About Us
Contact Us
Terms of Use
Privacy Policy
Institute Login
All rights reserved © 2012-2015 SoftLucent.