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

Which of the following is a lossless data compression technique?

  1. JPEG

  2. MP3

  3. PNG

  4. GIF
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

PNG (Portable Network Graphics) is a lossless data compression technique that preserves the original quality of the image. It is commonly used for graphics and illustrations.

Multiple choice

What is the difference between a file and a directory?

  1. A file is a collection of data, while a directory is a collection of files.

  2. A file is a named location on a storage device, while a directory is a named collection of files.

  3. A file is a temporary storage location, while a directory is a permanent storage location.

  4. A file is a read-only storage location, while a directory is a read-write storage location.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A file is a collection of data, while a directory is a collection of files. Files are typically stored on storage devices such as hard drives, solid-state drives, and USB flash drives. Directories are typically used to organize files into a hierarchical structure.

Multiple choice

What is the purpose of a file extension?

  1. To identify the type of file.

  2. To make a file look more visually appealing.

  3. To improve the performance of a file.

  4. To increase the size of a file.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A file extension is a suffix that is added to the end of a file name. File extensions are used to identify the type of file. For example, the file extension ".txt" is used to identify text files, the file extension ".jpg" is used to identify JPEG image files, and the file extension ".mp3" is used to identify MP3 audio files.

Multiple choice

Which of the following is a common type of log file?

  1. Application log

  2. System log

  3. Security log

  4. Database log
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Application logs contain information about the operation of a specific application, such as user actions, errors, and performance metrics.

Multiple choice

Which of the following is not a type of texture format?

  1. JPEG

  2. PNG

  3. TGA

  4. DDS
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

DDS is not a type of texture format. It is a specific texture format that is commonly used in video games.

Multiple choice

Which of the following is NOT a common digital archiving format?

  1. JPEG

  2. TIFF

  3. WAV

  4. PDF/A
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

JPEG is a lossy compression format commonly used for images, while TIFF, WAV, and PDF/A are widely used digital archiving formats for various types of data.

Multiple choice

What is the recommended format for storing oral history interviews?

  1. WAV

  2. MP3

  3. AIFF

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

WAV, MP3, and AIFF are all commonly used formats for storing oral history interviews. WAV is a lossless format that provides the highest quality audio, while MP3 and AIFF are lossy formats that offer a good balance between quality and file size.

Multiple choice

Which file format is commonly used for storing motion capture data?

  1. .bvh

  2. .fbx

  3. .dae

  4. .obj
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

.bvh (BioVision Hierarchy) is a common file format used for storing motion capture data. It is a text-based format that describes the hierarchical structure of the character's skeleton and the motion data for each joint.

Multiple choice

Which of the following is NOT a common file format used for character animation?

  1. FBX

  2. OBJ

  3. DAE

  4. JPG
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

JPG is not a common file format used for character animation. JPG is a raster graphics file format used for storing images.

Multiple choice

Which of the following is a common file format used for storing CGI data?

  1. .obj

  2. .fbx

  3. .dae

  4. .gltf
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

.fbx is a common file format used for storing CGI data, which is a 3D file format that can be used to store 3D models, animations, and textures.

Multiple choice

Which file format is commonly used for saving digital art projects?

  1. JPEG

  2. PNG

  3. PSD

  4. TIFF
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

PSD (Photoshop Document) is a commonly used file format for saving digital art projects. It is a layered format that allows artists to save their work with all the layers intact, enabling further editing.

Multiple choice

Which of the following is NOT a common format for preserving game ROMs?

  1. .nes

  2. .sfc

  3. .zip

  4. .iso
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

.zip is a compressed file format, while .nes, .sfc, and .iso are common formats for storing game ROMs.

Multiple choice

Which of the following audio formats is also known as the Audio Interchange File Format?

  1. WAV

  2. AIFF

  3. MP3

  4. AAC
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

AIFF (Audio Interchange File Format) is a lossless audio format developed by Apple Computer.

Multiple choice

What is the purpose of using ID3 tags in podcast and audiobook files?

  1. To store episode-specific information such as title and description.

  2. To improve the audio quality of the file.

  3. To reduce the file size of the audio.

  4. To protect the audio from unauthorized copying.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

ID3 tags are used to store episode-specific information such as title, description, artist, and genre, making it easier for listeners to identify and organize podcast and audiobook episodes.

Multiple choice

What is the recommended file format for audiobook distribution?

  1. MP3

  2. WAV

  3. FLAC

  4. AAC
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

FLAC (Free Lossless Audio Codec) is a lossless audio format that preserves the original audio quality without any compression, making it the preferred format for audiobook distribution.