CDCT2203 Topic 4: Digital Storage

What is digital storage?

• A method to store data through a digital medium

• A method to process data

• A method to analyze data

• A method to encrypt data

Which of the following is NOT a main category of digital storage?

• Primary storage
• Secondary storage
• Volatile storage
• Cloud storage

What is the purpose of primary storage?

• To store data permanently
• To provide direct access to data by the CPU
• To archive large amounts of data
• To store data virtually on remote servers

Which type of storage is used to store data that is accessed infrequently?

• Primary storage
• Secondary storage
• Tertiary storage
• Cloud storage

What is the smallest unit of data in computing?

• Byte
• Kilobyte
• Bit
• Megabyte

Which of the following is a type of magnetic storage?

• Solid-state drive
• Optical disc
• Floppy disc
• DVD

What is the main advantage of solid-state storage compared to hard disk drives?

• Higher storage capacity

• Lower cost

• Faster data access

• Longer lifespan

Which of the following is an example of optical storage?

• Cassette tape

• USB flash drive

• Blu-ray disc

• Hard disk drive

What does SCM stand for in the context of digital storage?

• Storage Class Memory
• Solid-State Cache Memory
• Secondary Cache Memory
• Storage Cloud Memory

How many bits are in a byte?

• 4
• 6
• 8
• 10