what is disadvantage of pointer in C

Answer Posted / myluvdeepu

i think that security is main concern with the pointers.
because we can access any memory location with this.
every address is accessible with the pointers.

Is This Answer Correct ?    18 Yes 9 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is optimization in c?

568


Badboy is defined who has ALL the following properties: Does not have a girlfriend and is not married. He is not more than 23 years old. The middle name should be "Singh" The last name should have more than 4 characters. The character 'a' should appear in the last name at least two times. The name of one of his brothers should be "Ram" Write a method: boolean isBadBoy(boolean hasGirlFriend , boolean isMarried, int age , String middleName , String lastName , String[] brotherName); isHaveGirlFriend is true if the person has a girlfriend isMarried is true if the person is married age is the age of the person middleName is the middle name of the person lastName is the last name of the person brotherName is the array of the names of his brothers

1425


What is floating point constants?

693


What are the uses of a pointer?

683


void main(){ int a; a=1; while(a-->=1) while(a-->=0); printf("%d",a); }

1261






What is pre-emptive data structure and explain it with example?

3212


What is #define size in c?

648


Write a program to find factorial of a number using recursive function.

646


Read N characters in to an array . Use functions to do all problems and pass the address of array to function. 1. Print only the alphabets . If in upper case print in lower case vice versa. 2. Enter alphanumeric characters and form 2 array alphaets and digits.Also print the count of each array. 3. Find the count of a certain character. 4. Print the positions where a certain character occured. 5. Print the characters between successive array elements. 6. Find the largest and smallest charcter. How many times it each one occured. 7. Enter a certain range. Print out the array elements which occured between these range. 8. Reverse a character array without using another array. 9. Reverse an array region. 10. Replace a the array elements with it next character . Use a after z. 11. Code the array element with certain character as first alphabet. 12. Duplicate all the vowels in a character array. What is the new count. 13. Delete the vowels in a character array. What is the new array count. 14. Print the count of all characters in the array. 15. Enter n alphabets and store a upto tht charcter in array.What is the array count? 16. Sort a character array. 17. Merge 2 character arrays largearray,smallarray. 18. Find the pair with largest number of characters in between. 19. Find the numerical value of a charcter array. 20. Store n numeral characters in an arrray. Insert another numeral character in a certain position. 21. Insert a character in a sorted array. 22. Merge 2 sorted arrays in sorted fashion. 23. Duplicate the least occuring character. 24. Write a menu driven program to circular right/left shift an array of n elements. 25. Is the character array palindrome? if not make it palindrome. 26. Concatenate the first n charaters to the end of the string. 27. Print all n group of chracters which are palindrome. 28. Concatneate the reverse of last n characters to the array.

3346


Explain what is the difference between text files and binary files?

619


Why header file is used in c?

577


The postoder traversal is 7,14,3,55,22,5,17 Then ur Inorder traversal is??? please help me on this

2936


An arrangement of information in memory in such a way that it can be easily accessed and processed by a programming language a) string b) data structure c) pointers d) array

688


What are the output(s) for the following ? #include char *f() {char *s=malloc(8); strcpy(s,"goodbye")} main() { char *f(); printf("%c",*f()='A'); }

700


What is structure in c language?

619