Tuesday, September 9, 2008

Cisco CCNA Certifications Exam 640-802

Flash memory refers to a memory chip that holds its content without power and that can be electronically 350-001 erased and reprogrammed without being removed from the circuit board, often used in fax machines. It is called Flash memory because the microchip is organized so that a section of memory cells are erased in a single action or "flash." Flash memory is used in digital cellular phones, digital cameras, LAN switches, PC Cards for notebook computers, digital set-up boxes, embedded controllers, and other devices.

There are three 350-030 forms of flash memory: 1)flash memory card, 2)flash memory sticks and 3)flash memory drives. first of all, flash memory cards are also known as flash ram. It can be inserted in the memory port of the digital cameras, handheld Pc, or other mobile devices. Moreover, this flash cards are removable storage and it doesn't have processor. The second kind of flash memory is the flash memory stick that is small and holds more than one gigabyte of data. this is inserted into a memory stick port in different devices as digital cameras, camcorders, notebooks, PC among others. The last form is flash memory drive which is also called USB drive flash card. This is typically small, 640-802 lightweight, removable and rewritable. It also holds more data, and may be more reliable. The capacity of storage is up to 2 gigabytes, so people do not have to carry their laptops, this flash card can be inserted into computer's USB port or USB hub

No comments: