Chapter 6

The case contains and protects the electronics of the computer or mobile device from damage. There are many parts in the computer such as motherboard and processor. The motherboard is the main circuit board of the computer and it has a computer chip that contains integrated circuits. The processor (CPU) contain a control unit and an arithmetic logic unit (ALU) and the example is Intel and AMD. Home and business users choose cloud computing for a variety of reasons like accessibility, cost savings and scalability. In data representation, analog signals are continuous and vary in strength and quality while digital signals are in of two states; on or off. Memory consists of electronic components that store instructions waiting to be executed by the processor, data needed by those instructions and the results of processing the data. There are two types of memory; volatile and nonvolatile memory. There are also many types of adapter card such as Bluetooth, MIDI, Modem, Network and many more. Other than that, the power supply/ laptop AC adapter converts the wall outlet AC into DC power.