AIU CS Chapter 5: Storage Mediums 2022-2023 Quiz

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What happens if the power goes off when using RAM as a storage medium?

The data is lost

Which of the following is measured in milliseconds?

Access Time

What is the purpose of an airtight, sealed case for a hard disk?

To prevent data loss

Which storage medium provides much greater storage capacity than a USB flash drive?

<p>Hard disk</p> Signup and view all the answers

What is the purpose of access time in a storage device?

<p>To locate data in the storage medium</p> Signup and view all the answers

In what unit is Transfer Rate measured?

<p>Bits per second</p> Signup and view all the answers

What is the purpose of the low-level formatting for hard disks at manufacturing?

<p>To create tracks and sectors on the disk</p> Signup and view all the answers

What is the main difference between a memory card and a hard disk?

<p>Memory cards have no movable parts while hard disks contain spinning platters and read/write heads</p> Signup and view all the answers

What is the significance of grouping sectors into clusters on a hard disk?

<p>To optimize disk space usage and reduce wastage of storage</p> Signup and view all the answers

What happens when a read instruction is received by the hard disk?

<p>No electrical current is passed, and part of the charge of the magnetized particles on the surface is interpreted as 0s or 1s</p> Signup and view all the answers

What is the function of a controller in a hard disk?

<p>To receive instructions from the CPU</p> Signup and view all the answers

Why are memory cards used in smart phones, cameras, and many other devices?

<p>Because they are more durable and consume less energy than other storage devices</p> Signup and view all the answers

What is the storage capacity range of memory cards?

<p>512 Megabytes to 128 Gigabytes</p> Signup and view all the answers

What happens when a high-level formatting is performed by a user on a new hard disk?

<p>The user decides on the number of partitions for the hard disk</p> Signup and view all the answers

What does each cluster on a hard disk consist of?

<p>$2-8$ sectors, which are the smallest unit of disk space that stores data and information</p> Signup and view all the answers

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