What is the difference between pointer and array in C? What is the use of main() function in C? More C interview questions: There are so many C interview questions that could be expected from any interviews. We have given many C questions below.Users are requested to find out the answer...
pointer member operator - D. three operator?: 6. which of the following were involved in the development of the worlds first C++ Compiler? () A., Bill, Gates, B., Stanley, Lippman C., Anderson, Hejlsberg, D., Bjarne, Stroustrup 7. the following statement is correct? (ABC) The ...
some of the best C interview questions to ask other skills testing methods you can use to screen candidates’ skills And while you don’t need to understand a dynamic memory allocation or void pointer, the ideal applicant should. The basics of C programming language: what is it, and where ...
C C++ Errors Job Interview Questions and Answers 1:: Explain difference between c/c++ programing language? what is necessity of c++ when existing c programing language? The main reason is lengthy C programs lose "Global View" and become very difficult to visualize as a single concept. ...
should allocate mem for pointer,while assignment should delete the exiting mem and allocate a new one. 7.define and declare define will allocate memory for the variable, declare not. with prefix keyword extern, to declare a variable, which defined in other place., complier don't have to know...
The message includes a format specifier %p, indicating that a pointer's address will be inserted in its place. The ptr variable, which holds the memory address of num, is passed as an argument to the printf function. The %p format specifier is replaced with the memory address held by ptr...
When can void pointer and null pointer be used in C? What is const pointer in C?Please click here for more C interview questions and answersLike it? Please Spread the word!Copyright 2025 © fresh2refresh.com. All rights reserved About us | Contact us | Privacy policy ...
Return Value: A pointer to the next token found in the string, or NULL if no more tokens exist. Examples of strtok() Example 1: Tokenizing a Simple String #include <stdio.h> #include <string.h> int main() { char str[] = "Hello, how are you?"; ...
Next, we declare a pointer variable result and use the nested ternary operator to assign a value to it. In that- There are two base conditions, i.e., the outer condition num>0, which determines if the number is positive or not. If the outer condition is true, then the inner condi...
C pointer,指向数据结构与指向char的指针有区别吗 它们正做+1运算时产生的位移不同 函数指针,什么是函数指针,有什么用处 函数指针是指向函数的指针,最大的用处是做回调函数,可以做接口函数,就像系统中断中的中断处理函数 设计一个函数,函数中有一段功能是对相关数据的结理,但具体的处理方式是不定的。