ICT REVISION QUESTIONS
Do you know the answers to these ?
1. Put these computers into order of size / processing power:
PDA, Notebook, Mainframe computer, Minicomputers, Embedded computers
Suggest uses for these particular types of computers...
2. What do these acronyms stand for ?
CPU, ALU, IAS, LAN, WAN, WWW, ISP, URL, OS, GUI, RAM, ROM, CAD, CAM, HTML, POP, SMTP, BASIC, ASCII, BMP, JPG, GIF, OMR, OCR, MICR, ISDN, ADSL, MODEM, WAP, VGA, SVGA, XGA, TFT, LCD
3. What is meant by the following processes ?
Buffering
Processing
Multi-tasking
Mail merge
Systems life cycle
Image manipulation
Encryption (used in online shopping)
4. Think about the size of memory which computers have ? What is the relationship between the following:
Bit, Byte, Kilobyte, Megabyte, Gigabyte, Terabyte
5. Give the names of, and distinguish between 3 different network topologies
6. Suggest 3 ways of keeping
a) Physical security
b) Access security
c) Data security
7. Input devices: list 10 of them, and suggest when they would be used
8. How does MIDI work ?
9. Output devices: list 10 of them, and suggest when they would be used
10. What's the difference between:
Flat File and Relational databases
Serial and Sequential access
Direct, phased and parallel implementation
A Computer Model and a Computer Simulation
Validation and verification
Plastic cards and Smart cards
11. What are the main tasks of Operating Systems - what extra tasks are required if the OS is running a network ?
12. What are the main functions of the following pieces of software, and what features do they have which make them vital for their specific tasks:
Word Processor
Spreadsheet
Relational Database
Graphics package
Web Browser
Web design software
Presentation software
Desktop publishing
13. What are the following Validation checks ?
Presence Check
Character count
Range check
Cross field check
Hash totals
Check digits
14. Suggest appropriate uses for ICT in the following areas:
Retailing
Education
Banking
Offices - what are tele-working and hot-desking ?
Traffic management
Home
15. Suggest the requirements, advantages and disadvantages of the following means of communicating information:
Post ('snail mail'), Telephone - remember the introduction of VOIP now means that it's possible to make phone calls over the Internet), Text messaging, Fax, Video conferencing, E-Mails (make sure you know about attachments...)
16. Data Protection Act / Computer Misuse Act - ethical and moral considerations of keeping data secure...
What is the legal background to this issue ?
17. Suggest which considerations of Health and Safety should be applied in an office situation
18. What is meant by these social issues related to the use of ICT:
a) the 'Digital Divide': between those who are 'information rich' and those who are 'information poor'
b) 'Mouse potatoes': the effect on lifestyles which means that people take less exercise
c) TXT SPK: People fear that literacy will suffer as people get used to abbreviating words
Have computers made people's lives better or worse ? Discuss.....