C Programming MCQ Questions and Answers
C Programming MCQ questions with answers are a favorite in programming interview questions with answers for software placement exams like TCS, Infosys, and Wipro. The C language forms the base for all modern programming, focusing on data types, control structures, loops, arrays, and pointers. This section provides a curated set of multiple-choice questions designed to test your coding logic and understanding of C fundamentals. Practice these questions regularly to build confidence and accuracy in technical interviews and coding assessments.
C Programming MCQ
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25 questions
2. The way to access file contents from a program is
- by using library functions
- by using system calls
- both options a and b
- to use a linker
3. Low level files are accessed through
- system calls
- library functions
- linker
- loader
4. A stream is
- a library function
- a system call
- a source or destination of data that may be associated with a disk or other I/O devices
- a file
5. I/O stream can be
- a text stream
- a binary stream
- both options an and b
- an I/O operation
6. File opening is
- a default action in file processing
- an action o connecting a program to a file
- not necessary
- not using any library function
7. FILE defined in stdio.h is
- a region of storage
- a data type
- not a data type
- a variable
8. A file pointer is
- a stream pointer
- a buffer pointer
- a pointer to FILE data type
- all the above
9. The default stream pointers available during execution of a program is
- stdin
- stdout
- stderr
- all the above
10. The function call fopen("data", "w+b)
- in valid.
- returns the filepointer pointing to file named data and opens the file tor read and writing using binary stream
- returns the file pointer pointing to file namea data and opens the file for read and writing using text stream
- does not return file pointer