Answer Posted / shruthi chandran

Data Structure - How data are stored or arranged. For Example:- Are they arranged Linearly or non-Linearly. Linear means they are arranged one after the other in contigous memory locations. Examples include Arrays, Lists

Database is a collection of information that is organised so that it can be easly accessed,managed and updated

What are the functions to open and close the file in c language?

1041

---

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'); }

1189

---

Can a function argument have default value?

1161

---

Explain what is the difference between the expression '++a' and 'a++'?

1220

---

How can I direct output to the printer?

1324

---

What is use of null pointer in c?

1017

---

What is malloc return c?

1034

---

What is the difference between abs() and fabs() functions?

1135

---

Can 'this' pointer by used in the constructor?

1100

---

Why are algorithms important in c program?

1129

---

How can I call system when parameters (filenames, etc.) Of the executed command arent known until run time?

1118

---

Explain what would happen to x in this expression: x += 15; (assuming the value of x is 5)

1286

---

Explain how can I make sure that my program is the only one accessing a file?

1228

---

.main() { char *p = "hello world!"; p[0] = 'H'; printf("%s",p); }

1308

---

What are the preprocessor categories?

1069

---