Summative Assessment 114636

1.    Write down three preventative measures that you should take to prevent your computer from over heating.(3)

2.    What is the best way to prevent dust from entering your computer? (1)

3.    How do you get dust that is already in your computer out? (1)

1.    What are electrical spikes? (2)

2.    What is thermal creep? (2)

3.    What is a computer’s normal reaction when it overheats? (1)

1.    What happens when a computer overheats for to long?  (1)

2.    What can you use to clean your PC? (1)

3.    Explain a brownout.  (1)

1.    Explain a blackout.  (1)

2.    Explain the difference between SPS and UPS? (2)

3.    What is the function of a UPS? (1)

1.    At how many volts does a computer power supply run? (1)

2.    What two safety measures should be taken before working with a power supply or a screen? (2)

3.    What does ESD stand for (1)

1.    How does ESD occur? (2)

2.    How many volts does it take to cause damage to your components? (1)

3.    How can you prevent ESD from happening? Name two mediums that can be used (2)

1.    How do these two mediums work? (2)

2.    What is the function of a CPU battery? (1)

3.    What is firmware?  (1)

1.    What does an LCD sceen contain on the inside and why shouldn’t it be opened by someone who is not quailified to work with one? (2)

2.    What should you do before you open any computer screen?  (1)

3.    Why should a toner cartrige rather be replaced than refilled?  (2)

1.    What brand should be used when replacing an ink or toner cartrige? The same brand as the photocopier or printer or a cheaper one? (1)

2.    In a formative assessment you were requested to find out why it is important to wear goggles while working on a computer.  In your own words, explain why it is important.  (1)

3.    List two things that you should not do with a toner cartridge, apart from refilling it yourself.  (2)

1.    List three things you should not do with chemical solvents.  (3)

2.    What should you do before using chemical solvents?  (1)

3.    List two things you should not do with cans.  (2)