Author: Up Work1

Desktop Computer Desktop computer comprises of monitor, keyboard, CPU and a mouse that is placed on a desk or table as the name shows. It is different from laptop as it is not portable and usually stays at one place. Speakers are also attached due to low volume of desktop computer itself. First computer were introduced in 1968 by Hawlett Packard. Now millions of desktop computers released and are using worldwide. It is mostly used for personal use or at offices where no mobility is required. They are also used by gamers, and also at offices for the users to do job. Core features and components: Desktop computer has a processor that is fit in a unit, a motherboard, main circuit board. All computers have built in modem and a drive of multi-gigabyte for storage. They require power supply that must be uninterruptable this means they should be plugged all the time to perform function. Some users connect computers to the printer as per requirement. Computers can be connected through LAN that is local area network so user can inter share resources and connect to devices like printers. Parts of computer are: The central processing unit: Buses Ports and controllers ROM Main memory RAM Input devices Output devices Secondary storage Floppy disks Hard disk CD-ROM How does a desktop computer works? Desktop computers work in a part of machine...

Laptop computers: Laptop is the form of computer that is designed for personal use. They are more portable than traditional computers of other computer forms such as desktop computers. They have the same ability like desktop computers. Laptop computers can be folded in the flat form for use during transportation. They have builds in keyboard and touchpad so they are easy to carry. Laptops are used in business administrative, home and school use. If anyone want to do 3D graphic designing than more advance and powerful laptops type of laptop is required. Your work line will define which type of laptop type is required. One should know the types of laptops and its specifications and should choose the best fit according to your need and budget. Laptop computer is smaller than desktop in size and weight as well. It is convenient for carrying during transportation in bags and briefcases. The name of this device is derived from its ability to uses on a person’s lap while resting without the use of table or any other surface. They are also called as notebook computers but notebook computers are usually smaller and light in weigh than laptop computers. How a Laptop computer works? Laptop needs a power source similar to desktop computers but they can be charged and after charging they can be used even without power source. They have build...

VoIP It is a technology that is utilizes by using broadband Internet connection to make a call instead of using regular phone line. There are some voices over Internet protocol allows to you calls anyone just having phone number but some VoIP are restricted to call only those who are using the same service. Limited VoIP allows you to call on local and international numbers, mobiles and long distance calls. You can use some VoIP only on your computer or special phone with VoIP while there are some services that will allow you to call on a traditional number by simply connecting to VoIP adapter. How Voice over internet protocol works? VoIP works by change the voice into a signal that is digital signal and that signal will travel over the Internet. When any one call on a traditional number then your voice before reaching to its destination is convert to telephone signal. VoIP call can be done through by computers or by a special voice over Internet protocol phone and also by a traditional phone that must be connected to VoIP adapter. Now a day wireless hotspots are used in areas like airports, cafes and parks that can allow one to use VoIP wirelessly. What type of equipment is used for VoIP? High speed broadband Internet connection is required for VoIP.  A cable modem, high speed DSL and...