Understanding Storage and Data Validation - Quiz 2

Cache memory used for temporary data

Secondary storage like hard drives

External storage devices such as USB drives

Primary storage is the main memory of a computer, typically RAM.

Random Access Memory (RAM)

Optical Drive

Solid State Drive (SSD)

Hard Disk Drive (HDD)

Secondary storage is non-volatile storage used for permanent data retention.

Storage that loses data when power is off.

A type of RAM used for quick access.

Temporary storage for active data processing.

Solid state drive (SSD)

USB flash drive

Hard disk drive (HDD)

CD-ROM

Data validation is the method of analyzing data trends over time.

Data validation is the process of verifying that input data is accurate, complete, and meets specified criteria.

Data validation is the process of collecting data from various sources.

Data validation ensures that data is stored in a database correctly.

Data validation is only necessary for large datasets.

Data validation slows down the data entry process.

Data validation is irrelevant for statistical analysis.

Data validation is important to ensure data accuracy and integrity.

Data encryption

Input masks

Data compression

Data visualization

Processes that only focus on data storage

Techniques for data visualization

Methods to delete unnecessary data

Data integrity checks are processes that ensure the accuracy and consistency of data.

Data integrity checks help maintain accuracy and consistency of data.

They increase the speed of data retrieval.

Data integrity checks are used for data visualization.

They help reduce the amount of data stored.

Incorrect data format

Excessive data length

Incorrect data types

Missing data fields