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2025 WAEC Computer Studies Theory 1(a)  Match each type of ICT in Table 1 with its relevant communication sector. 1b(i)  List three...

Computer Studies
WAEC 2025

1(a)  Match each type of ICT in Table 1 with its relevant communication sector.

1b(i)  List three computing devices that belong to the 19th century period.

1b(ii) List three computing devices that belong to the 20th century period.

 

 

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Explanation

1b (i) 19th Century: Abacus, Napier bones, slide rule, Pascal calculator, Leibniz multiplier, Jacquard loom,
         

          Difference Engine.Analytical engine, Hollerith's tabulating, Thermionic value, Colossus.

 

1b (ii) 20th Century: ENIAC (Electronic Numerical Integrator and Computer)

          EDVAC (Electronic Delay Storage Automatic Calculator), UNIVAC (Universal Automatic Computer).

 

 

 

 

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