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Buying A Computer: Understanding Hardware

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Buying a computer is no easy task especially if you aren’t sure what to look for. If you wan the run down on which hardware will be the bets for you take a look at our expert advice videos on how to choose the right computer hardware. You might also like to look at Installing Computer Parts, Computer Basics, Useful Tips

Films and Articles:

Mac Or PC?

Mac Or PC?

Views: 5,450

Questions Answered by our Experts

Ali Nasri
Ali Nasri-Computer Specialist, Mac 911 Inc.
Meet the Expert 
Ian Urquhart
Ian Urquhart-Lead Developer, E-Haus, LLC.
Meet the Expert 
Computer Cables And Connections 
  1. Ali Nasri
  2. How many USB ports should I look for in a new computer? 
  3. What does it mean when a drive is "bus powered"? 
  4. What is a "PCI Bus Slot"? 
  5. How many PCI Bus Slots should I look for when buying a tower? 
  6. What is a "Serial Advanced Technology Attachment" (SATA)? 
  7. What is the difference between an AGP card and a PCI slot? 
Choosing The Right Computer Processor 
  1. Ali Nasri
  2. How important is the type of processor in my machine? 
  3. How do I know if I need a single or dual processor? 
  4. What is the difference between an "Intel" and "AMD" processor? 
  5. What is the difference between a "Celeron" and "Pentium 4" Processor? 
  6. What is "MultiMedia eXtension" (MMX) technology and do I need it? 
  7. What is a "Centrino" processor? 
  8. What type of documentation is included with my new computer? 
Computer Processor Basics 
  1. Ali Nasri
  2. What is a "computer processor"? 
  3. What is the difference between "megahertz" and "gigahertz"? 
  4. What is "cache"? 
  5. How does cache affect the speed of my computer? 
Computer Peripherals And Hardware 
  1. Ali Nasri
  2. What is a "peripheral"? 
  3. What peripherals and software do I need to buy with my new computer system? 
  4. What components should get the bulk of my computer investment? 
  5. Why is it a good idea to buy an extra hard drive? 
  6. Do I need to purchase additional software with a CD/DVD burner? 
  7. When considering a hard drive, how important is speed? 
  8. Which peripherals have the most mark-up? 
Computer Memory And Storage 
  1. Ali Nasri
  2. What is "Random Access Memory" (RAM)? 
  3. How much RAM should I get for my computer? 
  4. How do I know what kind of RAM to put in my machine? 
  5. How do I choose the best RAM for my computer? 
  6. What is the difference between SODIMM and DIMM? 
  7. What kind of guarantee does RAM usually carry? 

Popular Questions

  • How many USB ports should I look for in a new computer?
  • How many PCI Bus Slots should I look for when buying a tower?
  • How important is the type of processor in my machine?
  • What is the difference between an "Intel" and "AMD" processor?
  • How does cache affect the speed of my computer?
  • What peripherals and software do I need to buy with my new computer system?
  • Why is it a good idea to buy an extra hard drive?
  • Do I need to purchase additional software with a CD/DVD burner?
  • How do I know what kind of RAM to put in my machine?
  • How do I choose the best RAM for my computer?
  • What does "plug and play" mean?
  • How do I choose the best computer system for my needs?
  • What components make up a complete desktop system?
  • How do I choose between a MAC and a PC?
  • How do I choose between a laptop and desktop computer system?
  • How do I choose a DVD or CD burner?
  • How do I choose the best monitor for my needs?
  • How do I choose the best speaker system for my computer?
  • What is the difference between an ink jet and laser jet printer and how do I know which one is the best choice for me?
Computer Terminology  
  1. Ian Urquhart
  2. What is a "mouse"? 
  3. What is "RAM" and how much do I need? 
  4. What is a "hard drive" and how do I know what size is best for me? 
  5. What is a "CPU"? 
  6. What is a "Gigabyte"? 
  7. What is a "Terabyte"? 
  8. What is "compression"? 
  9. What is "Codec"? 
  10. What is "hardware"? 
  11. What is "software"? 
  12. What is a "tablet PC"? 
Computer Hardware And Software 
  1. Ian Urquhart
  2. How do I choose the right hard drive for my needs? 
  3. What does "plug and play" mean? 
  4. What is a "plug in"? 
  5. What is a "driver" and when should I use one? 
  6. What is "Linux"? 
  7. How do I make the switch to Microsoft VISTA? 
  8. How do I upgrade my MAC Operating System? 
Buying The Best Computer For Your Needs 
  1. Ian Urquhart
  2. How do I choose the best computer system for my needs? 
  3. What components make up a complete desktop system? 
  4. How can I make my PC and Mac share files? 
  5. How do I choose between a MAC and a PC? 
  6. Should I buy an extended warranty for my computer? 
  7. How do I choose between a laptop and desktop computer system? 
  8. What is the difference between a new and refurbished computer system? 
Computer Accessories 
  1. Ian Urquhart
  2. How do I choose a DVD or CD burner? 
  3. How do I choose the best monitor for my needs? 
  4. What is a "jumpdrive" or "flashdrive"? 
  5. What are the different sizes of jumpdrives? 
  6. How do I choose the best speaker system for my computer? 
  7. What is a "graphics card" and how do I choose the right one for my needs? 
  8. What is the difference between an ink jet and laser jet printer and how do I know which one is the best choice for me? 

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