IGCSE ICT TUTOR SOLUTION

Advantages of Laptops over PCs - ANSWER-1. Smaller and lighter, portable. 2. Components use low battery. 3. Reachargeable battery. 4. Usually have built in WiFi to access the internet. 5. No need to transfer files to work with them somewhere else. Internal Hardware Devices - ANSWER-Processor (CPU) Motherboard Random Access Memory (RAM) Read Only Memory (ROM) Video and Sound Card Internal Hard Disk Drive Motherboard - ANSWER-Central component of any computer system through which every other component communicates. Components are plugged into it directly or indirectly. Processor (CPU) - ANSWER-The brain of the computer. It controls everything that the computer does and processes the data, moving it in and out of the memory. Random Access Memory (RAM) - ANSWER-It stores the information currently in use, which is constantly changing. A fast, volatile memory since when the computer is turned off the data is lost. The more RAM you have the faster your computer works. Read Only Memory (ROM) - ANSWER-Used to store instructions for the computer to work. The information c