Answer Posted / raju kalyadapu

i). using while-loop

int main()
{
int sum=0,n,i=0,j=2;
printf("Enter 2+4+6+...n upto nth term:");
scanf("%d",&n);
while(i++<n)
{
j=2*i;
sum=sum+i*2;
}
getch();
return 0;
}

ii). using do-while loop

int main()
{
int sum=0,n,i=0,j=2;
printf("Enter 2+4+6+...n upto nth term:");
scanf("%d",&n);

do 
{
j=2*i;
sum=sum+i*2;
} while(i++<n);
printf("
Sum of the Series 2+4+6+----%d is:%d",j,sum);

}

What is wrong in this statement?

822

---

while initialization of array why we use a[][2] why not a[2][]...?

2105

---

What does d mean?

794

---

what is bit rate & baud rate? plz give wave forms

1729

---

What is malloc() function?

847

---

i have a written test for microland please give me test pattern

2484

---

Explain how to reverse singly link list.

847

---

What is difference between union All statement and Union?

883

---

What is #line?

830

---

Write a C/C++ program to add a user to MySQL. The user should be permitted to only "INSERT" into the given database.

1732

---

What is typedef example?

856

---

Explain how can I write functions that take a variable number of arguments?

814

---

i = 25;switch (i) {case 25: printf("The value is 25 ");case 30: printf("The value is 30 "); When the above statements are executed the output will be : a) The value is 25 b) The value is 30 c) The value is 25 The value is 30 d) none

843

---

How does struct work in c?

826

---

What is masking?

912

---