C File Handling

This File handling in C Quiz will help you to test and validate your knowledge of file handling in C. It covers a variety of questions, from basic to advanced. You just have to assess all the given options and click on the correct answer.

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Question 1

Which of the following true about FILE *fp

  • FILE is a keyword in C for representing files and fp is a variable of FILE type.

  • FILE is a structure and fp is a pointer to the structure of FILE type

  • FILE is a stream

  • FILE is a buffered stream

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Question 2

When fopen() is not able to open a file, it returns
  • EOF
  • NULL
  • Runtime Error
  • Compiler Dependent
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Question 3

When does getc() returns EOF?

  • End of files is reached

  • When getc() fails to read a character

  • Both of the above

  • None of the above

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Question 4

Which of the following is corrrect?
In fopen(), the open mode "wx" is sometimes preferred over "w" because.
1) Use of wx is more efficient.
2) If w is used, old contents of file are erased and a new empty file is created. When wx is used, fopen() returns NULL if file already exists.

  • Only 1

  • Only 2

  • Both 1 and 2

  • Neither 1 nor 2

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Question 5

fseek() should be preferred over rewind() mainly because

  • rewind() doesn\'t work for empty files

  • rewind() may fail for large files

  • In rewind, there is no way to check if the operations completed successfully

  • All of the above

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C Quiz

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