IT Flash Cards

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  • Created by: Bean_S
  • Created on: 22-05-18 10:14
What Is Data?
Data is Raw Facts and Figures
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What is Information?
Information is Data which has been processed by the computer. It has a context which makes it meaningful
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What is Knowledge?
Knowledge is derived from information by applying rules to it. Using information to make decisions
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What must Good quality Information be (name 3)?
Accurate Complete Up to date
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What is the definition of Accurate?
has no omissions E.g. should include all the data needed to make a decision.
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What are the 3 Cost of getting food quality Information?
Financial Cost, Time Cost, Human Resource cost
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How does Good Quality Information add quality to the company (name 3)
Helps decision-making, Spot trends, Monitor progress
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What is Spotting Trends?
Sales data can be analysed and companies can spot if something is going out of fashion e.g. portable cd players and not stock them anymore
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What are the Advantages of ICT over manual systems? (name 3)
Speed of processing, Repetitive processing, Data storage capacity
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Name 3 Factors that are affecting the efficiency of data processing?
Applications software, Hardware, Operating system
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What is CAD?
The use of computer systems for design: Cad is the use of computer systems in engineering to support the design of products.
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What is CAM?
The use of computer-based systems to control the machinery in manufacturing processes: is the use of computers to control the manufacturing process in some way by controlling manufacturing equipment such as drills and robots.
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Whats An Example Of CAD (Name 3)
1. Producing kitchen or bathroom designs for customers. 2. Used by architects for designing buildings. 3. Used by gardeners / landscapers to design a garden.
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Whats An Example Of CAM
1. Used to manufacture components used in car engines and gearboxes
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What are 3 Features Of CAD?
Zoom, 2D and 3D, Rotation
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What are three Advantages of using CAD?
1. Can be more accurate than hand-drawn designs – it reduces human error. 2. You can edit ideas, which makes it easier and cheaper to modify your designs as you go along. 3. Design can be sent electronically elsewhere instantly
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What Are 3 Advantages of using CAM?
1. Cheaper manufacture – the manufacturer is automatic so costs of manufacturing a product are reduced. 2. Faster time from design to manufacture – can produce new products more quickly. 3. Better quality – products created using CAM are produced to
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What Are 3 Disadvantages of using CAD?
1. The software itself can be expensive so initial costs are high. 2. Staff need to be trained how to use the software, which also adds costs. 3. Requires a powerful PC.
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What are 3 Drawbacks of e-commerce?
1. Unemployment – lead to more people being unemployed. 2. Lack of interaction with people. 3. Lack of exercise
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What is Electronic Point of Sales (EPOS)?
The hardware and software needed to automate the checkout process.
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What are The process that takes place at the EPOS? (Name 3)
1. Barcode is scanned 2. Code is matched 3. Price returned to screen
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Advantages of EPOS for the retailer? (name 3)
1. Need for less staff as no need to put price on each item 2. Money taken straight out of customer account so the company is guaranteed it 3. Less need for physical security as not have to carry much cash
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What Are Advantages of EPOS for the customer?
1. Less need for physical security as not have to carry much cash 2. Less time in queues – happier customers. 3. Attract customers by allowing additional service e.g. cash back.
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Name 3 ways Of presenting Information?
Templates, Macro Style, sheets
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Name 3 Types of Databases?
Query, Report, Import/Export
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Name 5 ways of Web Authoring?
Search Engine, Hyperlinks, HTML, Java, Animations
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What is a Network?
A computer network is a collection of computers linked by network cabling together so that they can communicate with each other sometimes a mainframe and sometimes a powerful microcomputer.
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Name 3 Advantages of NETWORKS
1. Ability to share files – no need to make copies of files as all the files can be accessed by all teh computers on the network if needed. 2. Ability to share hardware resources – no need to have a printer for each computer as any hardware device ca
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Name 3 Disadvantages of NETWORKS
1. Technical knowledge needed – more I knowledge is needed to run a network so specialist staff are usaully needed. 2. Lack of access when file server fails – if a file server fails the entire network may fail. 3. Cost – an initiall high cost of all
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What is WIFI?
Wi-Fi – a trademark for the certification of products that meet a certain standards for transmitting data over wireless networks.
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Other cards in this set

Card 2

Front

What is Information?

Back

Information is Data which has been processed by the computer. It has a context which makes it meaningful

Card 3

Front

What is Knowledge?

Back

Preview of the front of card 3

Card 4

Front

What must Good quality Information be (name 3)?

Back

Preview of the front of card 4

Card 5

Front

What is the definition of Accurate?

Back

Preview of the front of card 5
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card 6 - "Food" quality information. Please change.

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