Podcast
Questions and Answers
What is a key characteristic of secondary storage compared to primary storage?
What is a key characteristic of secondary storage compared to primary storage?
- Data can be accessed directly without any sequential access. (correct)
- It is more expensive to purchase.
- It provides unlimited storage capacity. (correct)
- Data is lost when power is turned off.
Why do magnetic disks have varying capacities and access speeds?
Why do magnetic disks have varying capacities and access speeds?
- The type of magnetisation process used.
- The design and manufacturing quality of each disk. (correct)
- The materials used to construct the disks.
- The technology of the read and write heads implemented. (correct)
What advantage do fixed head disk drives have over movable head disk drives?
What advantage do fixed head disk drives have over movable head disk drives?
- They consume less power during operation.
- They have a greater data capacity.
- They are more cost-effective to produce.
- They enable faster access to data. (correct)
Which of the following is true regarding the structure of hard disks?
Which of the following is true regarding the structure of hard disks?
Which of the following statements about secondary storage devices is incorrect?
Which of the following statements about secondary storage devices is incorrect?
Flashcards
Secondary Storage
Secondary Storage
Storage used to hold data and instructions when not actively processed; permanent than main memory, cheaper, and unlimited.
Magnetic Disks
Magnetic Disks
Common secondary storage devices that provide direct access to stored data, with varying capacities and speeds.
Hard Disk
Hard Disk
Rigid, metal disks coated for holding magnetized data; used for large data storage with varying access speeds.
Direct Access
Direct Access
Signup and view all the flashcards
Read/Write Head
Read/Write Head
Signup and view all the flashcards
