BCA Semester 2 – C programming – Unit 11: Data File Handling (4Hrs)

Question 1

What is the difference between binary file and text file? Write a C program to write some text "Welcome to BCA program" in a file test.txt.

Marks: 5

Year: 2019 Final TU FOHSS

1. Difference Between Binary File and Text File | Basis | Text File | Binary File | |----------|---------------|------------------| | Storage Format | Stores data in human-readable characters (ASCII).

Question 2

Define file opening modes. Write a program to delete specific record from a file.

Marks: 10

Year: 2023 Final TU FOHSS

1. File Opening Modes in C Definition File opening modes determine how a file is accessed in C. They are used in the fopen() function. | Mode | Description | Use Case | |----------|-----------------|

Question 3

Write a C program to copy contents of student.txt file into another file called info.txt.

Marks: 5

Year: 2022 Final TU FOHSS

1. Task Write a C program to copy the contents of student.txt into another file named info.txt. - Use file pointers (FILE fp1, fp2). - Open source file in read mode "r". - Open destination file in wri

Question 4

What is the use of data file in C? Write a program to accept 100 numbers from user and store them in odd.txt file (if number is odd) or even.txt (If number is even) then display odd numbers reading fr

Marks: 10

Year: 2021 Final TU FOHSS

1. Use of Data File in C Data file in C is used to store data permanently on disk so that it can be accessed, read, or updated later. Key Points - Unlike variables in RAM, data in files persists af