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How to get position n bytes forward in fileObject ?

  • fileObject.seekg( ios::cur, n );
  • fileObject.seekg( n, ios:cur );
  • fileObject.seekg( n, ios::cur );
  • fileObject.seekg( ios:cur, n );

Answer: Option C

Similar Questions :

1. ios::trunc is used for ?

  • If the file is opened for output operations and it already existed, no action is taken.
  • If the file is opened for output operations and it already existed, its previous content is deleted and replaced by the new one.
  • If the file is opened for output operations and it already existed, then a new copy is created.
  • None of above

Answer: Option B

2. Which is among following is used to Open a file for output and move the read/write control to the end of the file ?

  • ios::ate
  • ios::at
  • ios::ann
  • ios::end

Answer: Option A

3. What is use of eof() ?

  • Returns true if a file open for reading has reached the next character.
  • Returns true if a file open for reading has reached the next word.
  • Returns true if a file open for reading has reached the end.
  • Returns true if a file open for reading has reached the middle.

Answer: Option C

4. Which stream class is used to both read and write on files ?

  • ofstream
  • ifstream
  • fstream
  • iostream

Answer: Option C

5. Which functions allow to change the location of the get and put positions ?

  • sg() and sp()
  • sekg() and sekp()
  • gog() and gop()
  • seekg() and seekp()

Answer: Option D

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