Computer Knowledge

Computer File Systems

1,516 Questions

Computer file systems dictate how data is stored, organized, and retrieved on storage devices. Important concepts include file allocation tables, access mechanisms, and various formats like sequential and video files. Candidates preparing for banking and government exams should practice these fundamentals thoroughly.

File access mechanismsVideo and password filesFile extensionsFile allocation tableSystem metadata

Computer File Systems Questions

Multiple choice

Where is the file pointer fp pointing to after below mentioned statement? fseek(fp, 49, sizeof (Variable type),0);

  1. Begining of the file

  2. End of the file

  3. 49th element of the file

  4. 0th element of the file

  5. Beginning of the 50th record
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

fseek() adjust the current position in the data file pointed to by the file pointer fp so as to be an offset of 49 X sizeof (Variable type) bytes, hence pointer is at the beginning of the 50th record, which has to be modified.

Multiple choice

To what kind of files does MPEG extension refer?

  1. Animation/movie file

  2. Image file

  3. Data file

  4. All of the above

  5. None of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Common digital video format standardised by the Moving Picture Experts Group (MPEG); typically incorporates MPEG-1 or MPEG-2 audio and video compression; often used for creating movies that are distributed on the Internet.