Sun
How is video digitized
By recording frames and audio samples
What is data transformation
Changing data format or structure to improve usability
RAM stands for
Random Access Memory
Why is physical security critical for data protection
Prevents theft or damage of hardware
What device digitizes images
Scanner
How is video data stored on a computer
As a sequence of images with audio
Why is data confidentiality important
To ensure data in only accessible to authorized users
Which is an example of encryption used daily
HTTPS websites
What is the smallest unit of data in a computer
Bit
What process converts sound into digital data
Sampling and quantization
What is an effective method for collecting data
Surveys
What role does a pixel play in digital images
Represents the smallest unit of color in an image
Why is data encryption important
Protects sensitive information from unauthorized access
What is the advantage of data visualization
Makes complex data easier to understand
What is a key component of data confidentially
Limiting access to authorized users
What is physical security in computing
Protecting hardware and physical access to data
What is an example of physical security
Using biometric locks
What is decryption
Converting encrypted data back to its original form
What does data integrity ensure
Data is accurate and unaltered without authorization
What process converts sound into digital data
Sampling and quantization
What is a common method to collect data
Observations
What is the purpose of transforming data
To clean and organize data for analysis
What is a common use of encryption in everyday life
Securing Wi-Fi networks
What does availability mean in data security
Data is accessible when needed by authorized users
What is a key feature of data integrity
Data is not altered without representation