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05 - Storage Media and Devices

 1. SSDs use electrical circuits to persistently store data and the technology involves the use of NAND gates.
ssdvshdd.jpg

  FALSE

  TRUE

 2. Which of the following is the smallest unit of data that can be stored?
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  Kilobyte

  Bit

  Megabyte

  Byte

 3. The word "bit" comes from "Binary Digit".

  FALSE

  TRUE

 4. A hard disk is an optical storage device.

  TRUE

  FALSE

 5. A magnetic tape is:
smd2.jpg

  a magnetic device with random access

  an optical device with random access

  an optical device with serial access

  a magnetic device with serial access

 6. If you want to be able to save your files over and over again to the same CD, which of the following types of CD would you need to use?

  CD-ROM

  CD-WORM

  CD-RW

  CD-R

 7. A DVD is a flash storage device.

  FALSE

  TRUE

 8. Latency is:

  time taken for user to select where the data is saved

  time taken to delete data

  time taken to retrieve data

  time taken to read and write data

 9. Fill in the blanks.
Which of these options describes CPU memory?
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  composed of a pre-pressed optical compact disc which contains data, sealed in a rectangular plastic enclosure

  None of these options

   that includes flash memory with an integrated USB interface

  that uses magnetic tape for storing data.

 10. What is the order of capacity (smallest to largest) of the following storage media?

  DVD, Floppy Disk, Blu-ray, Fixed Hard Disk

  Floppy Disk, Blu-ray, DVD, Fixed Hard Disk

  Fixed Hard Disk, Blu-ray, DVD, Floppy Disk

  Floppy Disk, DVD, Blu-ray, Fixed Hard Disk

 11. Which of these is a compact disk containing permanently stored data that cannot be altered?

  CD-ROM

  CD-R

  CD-RW

  None of them

 12. Which of these terms refers to computer data storage systems, data storage devices, and data storage media that can be written to once, but read from multiple times?

  WORM

  CD-RW

  Tape library

  DVD-RW

 13. Which of the following is an example of Write Once, Read Many (WORM) storage media type?

  Magnetic tape

  Flash drive

  BD-R

  CD-RW

 14. A type of storage device with no moving parts that uses memory chips instead of magnetic platters is commonly referred to as a Solid-State Drive (SSD).

  TRUE

  FALSE

 15. What would be the most suitable device to transfer a file from home to school?
smd4.png

  Hard drive

  Magnetic tape

  Zip disk

  USB Flash drive

 16. Fill in the blanks.
_____ (of the following options) has the greatest capacity (greatest amount of storage)

  25 GB

  4.7 GB

  1.44 MB

  1 GB

 17. Which of the following has the highest data density?

  Hard disk

  Floppy disk

  DVD

  CD

 18. Which of the following storage devices recording is done by burning tiny pits on a circular disk?

  Floppy Disk

  Optical disk

  Punched card

  Magnetic tape

 19. In which of the following magnetic storage devices is the data stored on a cylindrical drum and subdivided into tracks?

  Magnetic drive

  Magnetic drum

  Magnetic tape

  Magnetic disk

 20. Which of these is a solid state storage device?

  USB Flash drive

  Hard disk

  Memory card

  CD-ROM

 21. Which of the following is NOT an example of a storage device?

  Hard disk drive

  Memory card

  Zip disk

  Zip extractor program

 22. Secondary storage memory is basically

  Impact memory

  Backup memory

  Volatile (temporary memory)

  Non Volatile memory

 23. The type of memory that loses its data when switched OFF is called volatile storage.

  TRUE

  FALSE

 24. Where does your PC store your programs when the power is off?

  HARD DRIVE

  CACHE

  RAM

  DRAM

 25. Any storage device added to a computer beyond the immediately usable main storage is known as

  Hard disk

  Backing store

  Floppy Disk

  Punched card