(a) Match each type of ICT in Table 1 with its relevant 1.
|
ICT Type |
communication sector. |
|
Satellite communication |
Radio |
|
Broadcasting |
Internet |
|
Data network |
GSM |
|
Telecommunication |
video conferencing |
(b) List three computing devices that belong to each of (i) 19th; and (ii) 20th century periods.
Explanation
|
ICT Type |
communication sector. |
|
Satellite communication |
video conferencing |
|
Broadcasting |
Radio |
|
Data network |
Internet |
|
Telecommunication |
GSM |
(b)(i) 19th century- Abacus, Napier bones, Slide rule, Pascal calculator, Leibnitz multiplier, Jacquard loom,
Difference Engine, Analytical Engine, Hollerith's tabulating machine, Burrough's adding machine,Themonic value, colossus.
(ii) 20th century- Hervard Mark 1 Computer, ABC computer, Colossus, ENIAC Electronic Numerical Integrator Analyzer and Computer,
EDVAC - Electronic Discrete Variable, Automatic Computer, EDSAC-Electronic Delay Storage Automatic Calculator, UNIVAC - Universal Automatic Computer.