- Desktop computer companents make up a typical include a motherboard power supply processor, case, heatsink, fan, RAM, expansion cards, hard drive, and disk drive. Motherboard is firm slotted board into which computer circuitry is attached. Power supply delivers electricity to all parts of a computer. Processor carries out the instructions of computer programs. A case is inclosure that holds the computer's components.
6). What do you call a person who repairs computers?
-Computer repair technicians take malfunctioning computer hardware and software, then perform the necessary steps to diagnose and ensure the systems are returned to usable state. Technicians also build and assemble personal computers and servers, and may set up local area networks of computers and other related devices.
7). How do computers receive information from users?
-When you send or receive messages our services, we collect information about these messages, including the time, date sender and recipient of the Snap.We may collect information about the computer or device you use to access our services,including the hardware model, aperating system and version, MAC address, unique device identifier, phone number, international mobile equipment indentity ("IMEI") and mobile network information.
8). What devices can you attach to computers?
-Audio devices such as speakers, microphones, headphones, and music players can enhance certain experiences while performing tasks on your computer.
9). what are some components of a computer network?
-These hardware components include cable, hub, switch NIC(network interface card), modem and router. Depending of the type of network you are going to install, some of the parts can be eliminated. For example in a wireless network you don't need cables, hubs so on.
Major computer network components:
Computer network requires the following devices:
- Network interface card (NIC)
- Hub
- Switches
- Cables and connectors
- Router
- Modem
-An interface is a set of commands or menus through which a user commanicates with a program. A command-driven interface is one in which you enter commands. A menus-driven interface is one in which you select command choices from various menus displayed on the screen.
12). How does a user interface make computing easy?
-A good interface makes it easy for users to tell the computer what they want to do, for the computer to request information from the users, and for the computer to present understandable information. Clear communication between the user and the computer is the working premise of good UI design.
13). When do people use word processing programs?
-A word p an electric or electronicc device, or computer coftware application, that as directed by the user , performs word processing: the composition editing, formatting and sometimes used in specialized contexts with a specially modified typewriter.
14). What kinds of word processing programs are these?
-Word processing software is a tool that can be used to create almost any kind of text document you can think of. From blogs to postcard, this type of software allows even new computer users to create professional looking projects at home or in the office.
15). How is email helpful to people and businesses?
-Before you write your email think about the person you're emailing. The following is true of most people especially important people. They're short on time they receive a fon of emails and requests for help.
16). What are some problems with email?
-If you consider email for managing work flow, it has a number of additional problems:
- It's a poor way to share files
- There's no application framework
- It's platform dependent
- It's a haphacard workflow method.
-It's nearly impossible for people to stay on task when placed in front of a computer with internet access, and that may not be a had thing. researchers found that browsing the web can make workers refreshed and more productive and it's less disruptive than making personal calls texting or emailing.
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