Computer 101
Consultant Learning ServicesMicrosoft Store
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Course content:Lesson 1. Computer 101
Lesson 2. The PC Tower
Lesson 3. 32 Bit vs. 64 Bit
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Computer 101
Lesson 1. Basic Computer Lesson
• Differentiate installation from download
• Explain what an operating system is.
• Identify the difference among the computer types.
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• Installation – also known as set up, is the act of putting the program onto a computer system so that it can be executed
• Download – to copy data (usually and entire file) from a main source to a peripheral device
Terminologies:
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• An operating system is a program designed to run other programs on a computer
• It is considered the backbone of a computer, managing both software and hardware resources
What is an Operating System?
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• Operating systems are responsible for everything from the control and allocation of memory to recognizing input from external devices and transmitting output to computer displays
• They also manage files on computer hard drives and control peripherals, like printers and scanners.Customer Service and
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Operating Systems
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Personal Computer Types
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• Desktop Computer
A computer designed to fit comfortably on top of a desk, typically with the monitor sitting on top of the computer.
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Notebook/Laptop Computer
• Aside from size, the principal difference between a notebook computer and a personal computer is the display screen as well as the price.
• An extremely lightweight personal computer. Notebook computers typically weigh less than 6 pounds and are small enough to fit easily in a briefcase.
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MS Store Companion PCs
Netbook Computers
Slate PCs
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The PC Tower
Lesson 2. Meet your internal hardware!
• Identify the parts of a PC tower.
• Identify the function of each internal hardware.
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The PC Tower
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• The power supply provides the correct electricity for each component.
• The power supply converts electricity from the wall outlet into electricity that the different internal components can use
Power Supply
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Motherboard
• The motherboard is like the nervous system of a human being, it connects all the internal components together. All communication is done over the motherboard.
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• The processor, or CPU, of a computer is basically the brains of the computer
Processor or CPU
• The processor is responsible for interpreting every code it receives from the other computer components, and making it usable to your operating system
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Hard Drive
• Hard drive capacity is measure in gigabytes, or GB
• Two ways that hard drives can connect to the motherboard: SATA and IDE
• The part of the computer that stores all your information (If you upload a picture to your computer, it is stored on the hard drive)
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Video Card
• A graphic/video card is the component of your computer that interprets video signal
• These cards are necessary so that you can connect a monitor to your computer.
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RAM• Random Access Memory is the part of
your computer that is used as instant memory
• RAM is always in use. For example, if you run many programs at once, you may want to upgrade your RAM because your computer is using more memory
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Optical Drive
• An optical drive is many times the drive you would use to burn CDs, DVDs, Blu-Ray discs and more.
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32 Bit vs. 64 Bit
Lesson 3. Comparison of 2 technologies
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• Could process a maximum of 4 Gig RAM
• Most software and operating system codes are 32-bit compatible
• A 32-bit OS will run on a 32-bit or 64-bit processor without any problem.
• A 32-bit application will run on a 32-bit or 64-bit OS without any problem.
32 Bit Systems
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• 64-bit application will only run on a 64-bit OS and a 64-bit OS will only run on a 64-bit processor.
• Supports up to 16 TB of RAM• Requires a 64 bit processor
64 Bit Systems
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Wrap Up
• Discussed the difference between installation and download
• Explained what an operating system is.
• Identified the different parts of the computer tower and its function
• Differentiated between 32 Bit and 64 Bit systems
Questions?
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Thank You.
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