WorksheetsDigital Data Storage Quiz
Total questions: 15
Worksheet time: 8mins
What is the basic unit of digital data storage?
Bit
Byte
Kilobyte
Megabyte
How many bits are there in one byte?
4
8
16
32
Which of the following is true about primary memory (RAM)?
It is non-volatile
It is used for permanent data storage
It is faster than secondary memory
It is slower than secondary memory
Which of the following is NOT an example of secondary memory?
Hard Drive (HDD)
Solid-State Drive (SSD)
Random Access Memory (RAM)
Optical Disk
What is the capacity of 1 Megabyte (MB) in bytes?
1,024 bytes
1,048,576 bytes
1,024,000 bytes
100 bytes
Which of the following is the smallest unit of data storage?
Kilobyte (KB)
Byte
Gigabyte (GB)
Terabyte (TB)
Which type of memory is considered volatile?
Primary memory
Secondary memory
Flash memory
Optical memory
Which of the following is a characteristic of secondary memory?
It is faster than primary memory
It is non-volatile
It can only store data temporarily
It is expensive compared to primary memory
Which memory type typically has a larger capacity:
Primary memory
Secondary memory
Cache memory
RAM
Which of the following is the most significant disadvantage of using hard disk drives (HDDs) compared to solid-state drives (SSDs)?
Higher cost
Slower data access speeds
Smaller capacity
Less durable
How much data can a 1 TB (Terabyte) hard drive store?
1,024 MB
1,024 GB
1,024 TB
1,024 bytes
Which of the following is true about external memory devices like external hard drives?
They are faster than RAM
They are non-volatile and portable
They do not retain data after power off
They are used to store active data being processed by the CPU
What is the primary advantage of using Solid-State Drives (SSDs) over Hard Disk Drives (HDDs)?
They are cheaper to produce
They provide faster read/write speeds
They have larger storage capacities
They are less prone to failure over time
Which of the following storage devices is known for being most durable and resistant to physical damage?
Hard Disk Drive (HDD)
Optical Disk
Solid-State Drive (SSD)
Flash Drive
Which of the following is NOT a trade-off when choosing an external memory device?
Cost vs. storage capacity
Speed vs. storage reliability
Size vs. data transfer speed
Durability vs. portability
