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AS ICT Info 1
Fichas del conjunto (26)
- 1Give 2 Advantages and Disadvantages of Laser PrintersCheap to buy, can print on continuous stationary, low repair cost
Noisy, Low quality printout, Poor colour printouts - 2State the two types of software, with 3 examples for eachSystems Software : File compression software, defragmentation, OS
Applications Software: Word processing, spreadsheet, antivirus, databases, graphics packages etc. - 3Name and give advantages/disadvantages for the two types of monitorCRT,
- 4Give 2 Considerations when choosing a screenType of data to be viewed - high resolution required?
Space available - CRTs larger
Audience viewing - Large audience needs large display - 5How does file compression work?.
- 6Name, with 2 examples for each, the three types of storage mediumMagnetic storage - hard discs, floppy discs, DAT tape
Optical storage - DVD, CD etc.
Flash storage - SSDs, USB memory sticks, flash memory cards - 7Give 4 considerations when choosing a storage mediumVolume of data, purpose of storage, price, speed of recovery of data, size of device, Transferability required
- 8What do both system software and applications software do?System controls system hardware and components, Applications carry out functional tasks
- 9List 3 main functions of system softwareManaging RAM, allocation processor time, controlling where data is stored, communicating with input/output devices, handling errors, file permissions
- 10Give 4 examples of utility programs (system software)antivirus, disk clcean up, disk de-frag, recyle bin
- 11Give some precautions that can be taken to minimise health and safety riskswell designed, organised work stations
3 point adjustable chairs with backrests
Ergonomic devices
Screens that can be adjusted and tilt/swivel
Well designed software - 12Define validation and verificationValidation is the process of checking if data is sensible or reasonable
Verification is checking by comparing to a previous set of data, e.g passwords - 13Give 3 things that need to be considered when evaluating a solutionDoes the solution do what it is supposed to do?
Does it work as intended?
Is it effective?
Does it meet the requirements? - 14Give 3 Advantages and Disadvantages of Laser PrintersHigh quality printouts, Cheap to run, Fast printing, Printouts dry
Expensive to buy, large, can't use continuous stationary, expensive to repair - 15Give 3 Health and Safety responsibilities of EMPLOYERS- Provide Sufficient Training for Employees
-Ensure Software used is designed to be less stressful
-Provide regular eye tests and pay for glasses
- Ensure equipment is positioned where it can be easily accessed
- Ensure proper equipment provided, e.g 3 point adjustable chair + backrest - 16What are 4 software related health and safety issues- Poor Software design
- Enough help provided
- Easy to use (User interface must not be too complex)
- Ensuring colours/text sizes used are suitable (Eye Strain)
- All options must be accessible without too many mouse clicks (RSI) - 17What are the differences between a Client, User and AudienceClient = who requests solution
User = who will update/manage system
Audience = Who the solution is intended to be used by - 18What are the needs for standards when transferring data- Efficiency: products used often support a range of different standards
- - 19What are three different validation/verification checksFormat check - checks data entered is correct format e.g DD/MM/YY
Range check
Check digit e.g on barcodes
Presence Check - 20Give 2 Advantages and Disadvantages of Inkjet PrintersCheap to buy, can print on high quality photo paper
Can be expensive to run, printout has to dry - 21Advantages/Disadvantages of Inkjet PrintersAdvantages: Can print on high quality photo paper, cheap to buy,
- 22CLEESECultural → Legal → Economic → Environmental → Legal → Ethical
- 23A) What are the different data types that can be input into a computer?A) Text, still images, moving images, numbers and sound.
- 24What needs to be considered when choosing an input device?Type of data, volume of data, user preferences, cost considerations, where the device is to be used.
- 25Name some automatic data capture techniques?Bar codes, OCR, OMR
- 26What needs to be considered when choosing a printer?Type of output- text, graphics, photo
Size of media
Type of media - e.g continuous paper, photo paper
Volume of output – considering speed
Cost versus efficiency
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- Fichas sobre AS ICT Info 1, creado por TheoSmith el 17/04/2013.
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- TheoSmith
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