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WorksheetsMCQs on Data Formats
Total questions: 44
Worksheet time: 22mins
What is the primary purpose of a data format?
To delete unwanted data
To encode and organize data for storage, transmission, or processing
To translate programming languages
To compress multimedia files
Which of the following is a text-based data format?
JPEG
MP4
XML
EXE
Which organization defines web standards like HTML and CSS?
ISO
IEEE
W3C
ITU
What does ASCII stand for?
American Software Code for Integrated Information
Automated Standard Code for Internal Integration
American Standard Code for Information Interchange
Automated Software Code for Information Input
Which format is most suitable for sharing tabular data?
MP4
CSV
GIF
DOCX
Which of the following is a binary data format?
TXT
HTML
MP4
JSON
Why is Unicode preferred over ASCII in modern systems?
It is smaller in size
It supports multiple languages and symbols
It is only used in the US
It is faster to process
What is an example of metadata in image files?
Pixel size
EXIF data
Frame rate
Bit rate
Which format is best for a readable configuration file?
JPEG
YAML
MP3
What does the MP4 format primarily store?
Tabular data
Plain text
Video content
Code snippets
What is the role of ISO in data formatting?
Compress audio files
Define international standards for formats
Create web applications
Encrypt data
Which is a structured data format?
EXE
JPEG
JSON
MP3
Which file format supports lossless image compression?
JPEG
PNG
BMP
GIF
HTML is used for:
Audio compression
Web page structuring
Configuration files
Data encryption
A format best suited for streaming videos is:
MP3
AVI
PNG
MP4
Which of these is a character encoding standard?
GIF
ASCII
MP4
BMP
Why is data format standardization important?
To make files bigger
To increase file errors
To ensure compatibility across systems
To reduce font variety
Which video format is uncompressed and offers high quality?
MP4
AVI
MKV
MOV
What format is best for storing multiple audio tracks and subtitles?
MP3
MKV
WAV
AAC
JSON is best described as:
Audio format
Video codec
Lightweight data-interchange format
Uncompressed image file
What does EXIF metadata typically store in an image?
HTML tags
GPS coordinates and camera settings
Binary encryption
File path
GIF format is commonly used for:
Transparent images
Large data sets
Short animations and memes
Spreadsheets
Which format supports animation and limited colors?
JPEG
GIF
TXT
Which is not a human-readable format?
JSON
XML
JPEG
CSV
Which audio format is commonly used in Apple devices?
MP3
AAC
WAV
MIDI
Why do we use hexadecimal format?
It compresses video
It shortens binary values for readability
It converts HTML to XML
It is a character encoding scheme
What causes miscommunication between systems using different data formats?
Too many users
Network speed
Lack of format compatibility
Internet settings
Which format is often used for secure, formatted documents?
MP4
PNG
TXT
HTML5 is an upgrade over HTML4 because:
It is smaller in size
It supports multimedia elements and mobile compatibility
It supports GIFs
It removes CSS
Which file format is lossy and commonly used for images?
PNG
BMP
JPEG
SVG
The term 'binary format' refers to:
Files stored in decimal format
Human-readable files
Files encoded in 0s and 1s
ASCII documents
YAML is most commonly used for:
Video streaming
Configuration files
Image compression
Web animations
What is a key advantage of using JSON over XML?
More verbose
Requires more bandwidth
Easier to read and write
More difficult to parse
Which format is designed specifically for vector-based web images?
BMP
SVG
JPEG
AVI
What is a potential issue with not updating to newer format standards (e.g., HTML5)?
Increased storage
Compatibility issues with modern browsers
Larger file sizes
Loss of animation
Which format is ideal for structured, human-readable data and supports nesting?
TXT
CSV
YAML
EXE
What format is best for long-term archiving of tabular data?
CSV
MP4
PNG
DOCX
What happens if two systems use incompatible data formats?
Data loads faster
System auto-converts it
Misinterpretation or failure to read the data
Increases security
BMP format is typically:
Compressed and low-quality
Lossless but small in size
Uncompressed and large in size
Used for streaming audio
Which of the following is not a benefit of standardization in data formats?
Interoperability
Backward compatibility
System-specific customization
Consistency across platforms
A file in .avi format is likely to contain:
Source code
Video content
Text data
Metadata
A format that includes data about date/time, GPS, and device info in photos is:
SVG
EXIF
MP3
AAC
Which format is not suitable for storing structured data?
JSON
XML
MP3
YAML
Version control in data formats is important because:
It adds encryption
It prevents viruses
It ensures compatibility and future updates
It saves storage space
