Podcast
Questions and Answers
Which of the following is an example of a volatile storage medium?
Which of the following is an example of a volatile storage medium?
- Hard disk
- Optical disc
- RAM (correct)
- Flash drive
What is the purpose of saving data on permanent storage media?
What is the purpose of saving data on permanent storage media?
- To increase access time
- To measure transfer rate in bits per second
- To decrease storage capacity
- To prevent data loss when power is turned off (correct)
Which storage medium provides much greater storage capacity than a USB flash drive?
Which storage medium provides much greater storage capacity than a USB flash drive?
- Optical disc
- Magnetic strip card
- Hard disk (correct)
- Memory card
What is the purpose of access time for a storage device?
What is the purpose of access time for a storage device?
How is the transfer rate measured?
How is the transfer rate measured?
In what type of storage can users also store their data and information on the cloud?
In what type of storage can users also store their data and information on the cloud?
How are external hard disks usually connected to a computer?
How are external hard disks usually connected to a computer?
What is the function of a controller in a hard disk?
What is the function of a controller in a hard disk?
What is the smallest unit of disk space that stores data and information?
What is the smallest unit of disk space that stores data and information?
How are memory cards different from hard disks?
How are memory cards different from hard disks?
What is the role of a read/write head in a hard disk?
What is the role of a read/write head in a hard disk?
What is the function of a low-level format in hard disks at manufacturing?
What is the function of a low-level format in hard disks at manufacturing?
What are memory cards used in, apart from smart phones?
What are memory cards used in, apart from smart phones?
What is the capacity range of memory cards?
What is the capacity range of memory cards?
How does a hard disk prepare for the operating system to store and retrieve data after it is purchased?
How does a hard disk prepare for the operating system to store and retrieve data after it is purchased?
What is the key difference between memory cards and hard disks in terms of energy consumption?
What is the key difference between memory cards and hard disks in terms of energy consumption?
RAM is a non-volatile storage medium.
RAM is a non-volatile storage medium.
Access time is measured in milliseconds.
Access time is measured in milliseconds.
Hard disks are typically enclosed in an airtight, sealed case.
Hard disks are typically enclosed in an airtight, sealed case.
The average hard disk can hold less than 320 billion characters.
The average hard disk can hold less than 320 billion characters.
The transfer rate is measured in bytes per second.
The transfer rate is measured in bytes per second.
Memory cards are not an example of storage media.
Memory cards are not an example of storage media.
External hard disks can be connected to the computer using the USB port.
External hard disks can be connected to the computer using the USB port.
Removable hard disks can be connected to the computer by inserting them into computer bays.
Removable hard disks can be connected to the computer by inserting them into computer bays.
A hard disk contains a number of aluminum platters that use small magnetic particles to store data on both sides of the disk.
A hard disk contains a number of aluminum platters that use small magnetic particles to store data on both sides of the disk.
A controller is responsible for receiving instructions from the CPU.
A controller is responsible for receiving instructions from the CPU.
A cluster consists of two to eight sectors and is the smallest unit of disk space that stores data and information.
A cluster consists of two to eight sectors and is the smallest unit of disk space that stores data and information.
Hard disks are formatted at a low level at manufacturing and are divided into tracks and sectors.
Hard disks are formatted at a low level at manufacturing and are divided into tracks and sectors.
Memory cards are solid-state drives (SSD) with no movable parts and have faster access and transfer rates than hard disks.
Memory cards are solid-state drives (SSD) with no movable parts and have faster access and transfer rates than hard disks.
Memory cards have a capacity range between 512 Megabytes and 128 Gigabytes.
Memory cards have a capacity range between 512 Megabytes and 128 Gigabytes.
Memory cards are used in smart phones, cameras, and many other devices.
Memory cards are used in smart phones, cameras, and many other devices.
The smallest unit of disk space that stores data and information is a sector.
The smallest unit of disk space that stores data and information is a sector.
