What is a computer?
what is a computer?
a computer is an electronic device that manipulates information, or data
whats a computer case
the computer case is the metal and plastic box that contains the main components of the computer, including the mother board, central processing unit, and power supply.
what are the parts in the front of a computer case?
Optical Disc Drive, often called a CD-ROM or DVD-Rom drive, this lets your computer read CDs and DVDs. The Power Button. The power button is used to power the computer on and off. Audio In/Audio Out, many computers include audio ports on the front of the computer case that allow you to to easily connect speakers, microphones, and headsets without fumbiling with the back of the computer. The USB Port, most desktop computers have several USB ports. These can be used to connect almost any type of device, including mice, keyboards, printers, and digital cameras. They will often appear on the front and back of the computer
whats a motherboard?
the motherboard Is the computers main circuit board. It’s a thin plate that holds the CPU, memory, and connections to your computers ports.
what is the battery?
every laptop has a battery which allows you to use the laptop when its not plugged in whenever you plug in the laptop the battery recharges another benefit of having a battery is that it can provide backup power to the laptop if the power goes out
what is hardware
hardware is any part of your computer that has a physical structure, such as keyboard or mouse. It also includes all of the computers internal parts
do computer cases come in the same size?
computer cases come in different shapes and sizes. A desktop case lies flat on a desk, and the monitor usually sits on top of it.
What is the back of the computer case?
the back of a computer case has connection ports that are made to fit specific devices. The placement will vary from computer to computer and many companies have their own special connectors for specific devices. Some of the ports may be color coded to help you determine which port is used with a particular device.
whats a processor?
the central processing unit also called a processor, is located inside the computer case on the motherboard. It is sometimes called the brain of the computer and its job is to carry out commands. Whenever you press a key, click the mouse, or start an application, your sending instructions to the CPU
what is the AC adapter
a laptop usually has a specialized power cable called an AC adapter which is designed to be used with the specific type of laptop
what is a software?
a software is any set of instructions that tells the hardware what to do and how to do it.
whats a monitor?
a monitor works with a video card, located inside the computer case, to display images and text on the screen. Most monitors have control buttons that allow you to change your monitors display settings, and some monitors also have built in speakers.
whats a scanner?
a scanner allow you to copy a physical image or document and save it to your computer as a digital image.
whats a ram?
ram is your systems short term memory. Whenever your computer performs calculations it temporarily stores the data in the ram until it is needed
what is the port
most laptops have the same types of ports found on desktop computers such as usb although they usually have fewer ports to save space however some ports may be different you may need an adapter om order to use them
what is a tablet computer or tablet?
tablet computers or tablets are handheld computers that are even more portable than laptops. Instead of a keyboard and mouse, tablets use a touch sensitive screen for typing and navigation. The ipad is an example of a tablet
whats a keyboard
the keyboard is one of the main ways to communicate with a computer there are many different types of keyboards
what are the speakers/headphones used for ?
speakers and headphones are output devices which means they send information from the computer to the user in this case, they allow you to hear sound and music. Depending on the model, they may connect to the audio port or the USB port. Some monitors also have built in speakers.
whats the hard drive
the hard drive is where your software documents and other files are stored. The hard drive is a long term storage which means the data is still saved even if you turn the computer off or unplug it
what are the prices
Laptops tend to be more expensive than a desktop computer with the same internal components. While you may find that some basic laptops cost less than desktop computers these are usually mushc less powerful machines
what is a server?
a server is a computer that serves up information to other computers on a network.
what is the escape key?
the escape (esc) key allows you to function or action. For example if a webpage is taking a long time to load, you can press the escape to stop loading it.
what is a microphone?
a microphone is a type of input device, or a device that receives information from a user. You can connect a microphone to record sound or talk with someone else over the internet.
whats the power supply unit
the power supply unit In a computer converts the power from the wall outlet to the type of power needed by the computer it sends power through cables to the motherboard and other components.
whats the touchpad for
a touchpad also called a trackpad is a touch sensitive pad that lets you control the pointer by making a drawing motion with your finger