Different Types of External Memory
Different types of external memory
Besides the normal internal hard drives various types of external memory are available for easy expansion and storage of data. Discussed below are different types of external memory which makes data storage very easy and convenient.
External Hard Drives
- One very commonly used variety of an external memory is an external hard drive. These days most external hard drives come with a USB connectivity thus making it easy to connect with the computer. Another important advantage of USB connectivity is better data transfer speed. Commonly the drivers for the external hard drives are auto detected and installed thus it is quickly accessible for use as a storage device.
- The distinctive varieties of external memory that a good number of individuals use and are well-known with are handy Flash drives. These small Flash drives store information by means of non-volatile memory which implies data will remain on the flash drive even when the drive is not attached to a notebook or a computer.
- Digital cameras, Cell phones, GPS systems and other digital gadgets normally use memory cards for storing data. SD cards (secured digital) or microSD cards are the most frequently use variety of memory cards but there are other types available as well. Memory cards functions similarly as a portable Flash drive in that they preserve information when they are detached or disconnected from a particular device.
- Copying and storing data from all these different kinds of external memory devices is completed the same method as copying information from the normal hard drive. An adapter will be required though to connect a memory card to the computer, used with an external appliance.
- These different kinds of external memories are great storage devices that can be carried everywhere hassle free. With the necessary connecting cables that are required to establish connection with a computer they can be used on almost any variant of the computer structure. These types of external memory are normally cheaper than adding a separate DVD or CD writer to a present computer.
- As computers continue to evolve, so does the amount of storage available. In addition to the good old DV disks, there are now DVD and Blu-ray discs for storage. Memory has increased dramatically over the years and some discs can now hold as much as 100 gigabytes of information. This is a great deal of information that can store all types of records, music, pictures and movies.
- External storage has also expanded to what is known as the cloud. The cloud basically means storing everything you need to store on an external server. There are many types of external servers like Google, Microsoft, Dropbox and many others. You can usually store a great deal of information for free, and then the prices will increase as you need more and more storage.