Neco Computer Studies Questions
Question 11:
Integrated circuit chips used in micro computer are made of element called?
- A Chromium
- B Copper
- C Gold
- D Silicon
- E Silver
Question 12:
The common name for all input and output devices is?
- A Keyboard
- B Peripheral
- C Printer
- D Storage medium
- E System unit
Question 13:
Lady Ada Lovelace improved upon the idea of?
- A Babbage's analytical engine
- B Babbage's difference engine
- C Herman hollerinth's machine
- D Leibnitz's calculator
- E Pascal's arithmetic