1 Hardware Devices Exercises
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Transcript of 1 Hardware Devices Exercises
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Computers and the Internet Topic
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Mouse Keyboard CD/DVD Drive
LCD Monitor Card Reader System Unit
Laser Printer
Speakers
Basic Computer System Components
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Can you think of 2 reasons a customer may prefer to buy . . .
. . . a desktop instead of a laptop . . . a laptop instead of a desktop
1. 1.
Sales of laptop (notebook) type computers now sell more than desktop computers. Can you think of a reason why?
REASON:
Desktop v Laptop (Notebook) 1
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Desktop v Laptop (Notebook) 2Scenario 1
Burnbrae High School wants to buy 20 new computers to furnish a room in the school. They want them to be as powerful and durable as possible. What would you recommend and why?
Recommend: Desktop / Laptop
because . . .
Scenario 2Denise’s parents want to buy her a computer to help with her school work. What would you recommend and why?
Recommend: Desktop / Laptop
because . . .
Scenario 3Mrs MacLennan is a teacher at the school. She uses computers to prepare work for her classes, and often chooses to work at home. What would you recommend and why?
Recommend: Desktop / Laptop
because . . .
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This is a Palmtop (or PDA) computer. Using the description above explain 2 features of this computer type that made if popular?
1.
DEVICE:
It's easy to keep your calendar, contacts, and tasks with you and up to date.
Stay productive with Microsoft Office Mobile
Listen to music and watch videos with Windows Media Player Mobile.
View, share, and manage your photos with HP Photosmart Mobile.
Play pre-installed games or download your favorites from the Internet.
Integrated Wi-Fi networking makes it easy to access Internet at the office or home.
Connect to Bluetooth accessories like headsets and keyboards to be more productive
Small and lightweight, it fits securely in your hand, but has a big, bright 8.9 cm touch screen display.
Sales of this type of computer have dropped. What common device now does everything this computer does, and more?
Portable Computers: the Palmtop or PDA
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Use the Dell site to complete this comparison exercise: www.dell.co.uk
Desktop v Laptop Price ComparisonDesktop Minimum Price Desktop Maximum Price
Reasons for difference
Laptop Minimum Price Laptop Maximum Price
Reasons for difference
Desktop v Laptop (Notebook)
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What is a computer?
Complete and animate (appropriately) the diagram shown below
Use page 9 in the book to answer these questions
The C.P.U.
What does CPU stand for?
What is the thinking part of the CPU called?
What is also part of the CPU, and holds the programs when they are in use?
Components of a Computer
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Components of a Computer
Use page 9 in the book to answer these questions
What do input devices do?
Example of an input device:
Complete the diagram: Central Processing Unit
Data Flow
What do output devices do?
Example of an output device:
What do backing storage devices do?
Example of a backing storage device:
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INPUT (10)
OUTPUT (6)
BACKING STORAGE (5)
Input, Output & Backing Storage DevicesDrag the device to the correct box, then label it
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Size MattersAdd the sizes “GIGA”, “KILO”, “MEGA” and “TERA” into the correct box to make them go from smallest up to biggest.
Biggest
Smallest
Join the backing storage media to the appropriate “measurement(s)”
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The CPU and Memory
Use pages 11 - 12 in the book to answer these questions
Complete the diagram:
Data Flow
CentralProcessing Unit
Complete the table to explain what the difference is between RAM and ROM
What does RAM stand for?
What does ROM stand for?
Computer Memory
Memory Type Feature
RAM
ROM
What is RAM measured in?
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Use this site to complete this comparison exercise: www.novatech.co.uk
More Hardware Devices: Input Devices
Webcam
Explanation:
Mouse
Explanation:
Graphics Tablet
Explanation:
Scanner
Explanation:
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Use this site to complete this comparison exercise: www.novatech.co.uk
Output and Backing Storage Devices
USB Flash Drive
Explanation:
Monitor
Explanation:
Hard Disk Drive
Explanation:
Speakers
Explanation:
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Use the Dell site to configure your PC
“Spec” of a PC
This task is to buy a desktop PC for £700. This was the cost of the workstations in the first networked suite of PCs in Banff Academy in 1998.
Compare the “spec” of your DESKTOP PC to the one purchased that year.
Specification ’98 PC My PCOperating System Windows ‘95
Processor Speed 166 MHz
Ram 128 MB
Monitor 15” CRT
Hard Drive 4 GB
Other Drives Floppy, CD-ROM
Mouse Yes – PS2
Keyboard Yes – PS2
Speakers No
Network Card 10 Mbps
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Networks
What is a network?
What does a server do?
What does a client do?
What is the difference between a workstation and a dumb terminal?
What is the most common hardware device used to allow “networking” in homes?
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Advantages of Networks
Explain 4 advantages organisations get from using computer networks?
1.
2.
3.
4.
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Other Devices
What is the name of the device that the other “cards” plug into?
What is the purpose of this device?
What are these devices used for?
Graphics Card:
Sound Card:
Network Card:
Modem: