SS1 FIRST TERM 2023 WEEK SIX LESSON NOTE

SS 1 

TOPIC : Computing   Devices (20th century to date) II

SPECIFIC OBJECTIVES: At the end of the lesson, pupils should be able to

1.     Define desktop personal computer.

2.     State the uses of a desktop personal computer.

3.     Define a laptop computer

4.     State the advantages of a laptop computer

DESKTOP PERSONAL COMPUTER

Desktop personal computers (PCs) are small, relatively inexpensive computer that are designed for individual users. Typically, these devices include a monitor, keyboard, mouse, and other peripherals. Desktop personal computer uses a microprocessor technology that enables manufacturers to place an entire central processing unit (CPU) on a single chip.
USES
A desktop computer is a personal computer in a form intended for regular use at a single location as opposed to a mobile laptop or portable computer.


LAPTOP AND NOTEBOOK COMPUTER
Notebook and laptop computers are portable computers that usually feature integral keyboards and monitors.
There are two basic types;
(i)                 Personal computer which run Microsoft windows like Window XP, Vista, Window 7 or 8.
(ii)               Macintosh which run versions of Mac OS, like Apple OS, Linux, UNIX etc.


ADVANTAGES
I.                    Portability: is usually the first feature mentioned in any comparison of laptops versus desktop.
II.                 Productivity: Using a laptop in place where a desktop.
III.               Immediacy: Carrying laptop means having instant access to various information, personal and work files.
IV.              Connectivity: Laptop can have easy internet and local network connectivity while remaining mobile.
Other advantages include size, low power consumption, quiet battery and all – in – one.

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