Data Storage
Presentation
•
Computers
•
9th Grade
•
Practice Problem
•
Easy
Yefta Mandalika
Used 85+ times
FREE Resource
12 Slides • 7 Questions
1
(Data Storage)
ICT/CompSci
2
2. Secondary storage
There are two main types of storage that exist in a computer:
3
is computer storage that is accessed directly by the CPU.
In most cases, primary memory refers to RAM & ROM.
4
RAM (Random Access Memory)
ROM (Read-Only Memory)
5
Multiple Choice
what is meant by primary memory?
Refers to storage devices, fixed or removable
Computer memory that is accessed directly by the CPU.
6
Characteristic of RAM | Characteristic of ROM |
|---|---|
Volatile storage/temporary storage, means it required power to store data, if the computer turned off the data are lost. | Non-volatile/permanent storage, |
Stores data and programs that are currently in use by computer. | Stores data that initially boot the computer, such as the BIOS |
The contents are constantly being changed as data processed by the CPU. | The contents in ROM are fixed and do not normally change. |
It is possible to increase the amount of RAM a computer has by adding further RAM components. | It is not easy to alter the ROM available in a computer (on board/fixed) |
7
Multiple Choice
Which one is the example of primary memory?
Hard disk
USB
Blu-ray
ROM
Floppy Disk
8
Multiple Choice
What does RAM stands for?
Random Area Memory
Random Asia Manager
Random Access Memory
Read Only Memory
9
Refers to storage devices, fixed or removable
The memory where data is stored on a long-term basis.
10
There are 3 main types of secondary storage:
1. Magnetic
2. Optical
3. Solid-state storage
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Magnetic storage: a type of secondary storage that uses the properties of magnetism to store data.
12
Optical storage: a type of secondary storage that uses laser to store data.
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Solid-state storage: a type of secondary storage that uses transistor to store data.
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Virtual memory
Hard Disk (HDD)
Solid State Drive (SSD)
External Hard Disk
CD, DVD, and Blu-Ray
Flash Drive / USB (Universal Serial Bus)
Online Storage / Cloud Storage
15
Multiple Choice
What is meant by secondary memory?
Refers to storage devices, fixed or removable
Computer memory that is accessed directly by the CPU. In most cases, primary memory refers to system RAM.
16
Open Ended
Please mention 3 types of secondary storage
17
Fill in the Blanks
What does USB stands for?
Type answer...
18
Multiple Select
Please choose 2 Examples of secondary memory
DVD
ROM
RAM
External Hard Disk
19
(Data Storage)
ICT/CompSci
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