BIT C Programming

List the advantages and disadvantages of global variable. Assume the two data files "num1.txt" and "num2.txt" containing integers. Merge these two files to the third file named " file3.txt". Here, the integers of " file3.txt" must be written in sorted order.

How nested Structure is defined and initialized? Explain with an example. Write a program, using structure, to input records of 10 students. Members include name, roll number, marks obtained in math, C program and English. Display the records of students who have passed in C Program.

When do we use for loop and while loop? Compare the while and do while loop with suitable example. Write a program to find average, minimum and maximum age in a class of 20 students.

What do you mean by Flowchart? Draw a Flowchart to find the largest among three numbers entered by user.

Why array and pointer is similar? Write a program to show the similarity between an array and pointer.

Write a program to find the sum of diagonal elements of \(n \times n\) matrix.

How keyword is different from Variables? Discuss Basic data types with its ranges.

What is operator associativity? Explain conditional and logical operators in brief.

Write a program with a function that takes an array as an argument and returns its sum to the main function.

How do you include a file to another file? Illustrate with an example.

Write a program to display the following pattern using the string "NEPAL".

N
NE
NEP
NEPA
NEPAL

Write short notes on: 
a. Macro vs Function
b. Break vs Continue