Busy. Please wait.
Log in with Clever
or

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever
or

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Power Supplies

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Question
Answer
What is the proper voltage for a U.S. electrical outlet?   U.S. outlets run at 120V.  
🗑
What voltages does an ATX12V P1 connector provide for the motherboard?   An ATX12V power supply P1 connector provides 3.3, 5, and 12 volts to the motherboard.  
🗑
What sort of power connector does a floppy disk drive typically use?   Floppy drives commonly use a mini connector.  
🗑
Joachim ordered a new power supply but was surprised when it arrived because it had an extra 4-wire connector. What is that connector?   The P4 connector goes into the motherboard to support more power-hungry chips.  
🗑
What should you keep in mind when testing DC connectors?   DC has polarity. The red lead should always touch the hot wire; the black lead should touch a ground wire.  
🗑
What voltages should the two hot wires on a Molex connector read?   A Molex connector's red wires should be at 5 volts; the yellow wire should be at 12volts.  
🗑
Why is it a good idea to ensure that the slot covers on your computer case are all covered?   Keeping the slots covered helps keep a good airflow in your case and keeps the dust and smoke away from all those sensitive internal components.  
🗑
A PC's power supply provides DC power in what standard configuration?   The standard PC power supply configuration has three primary voltage rails, one each for 12-volt, 5-volt, and 3.3-volt connectors.  
🗑
What feature of ATX systems prevents a user from turning off a system before the operating system has been shut down?   The soft power feature of ATX systems prevents a user from turning off a system before the operating system has been shut down.  
🗑
How many pins does a SATA power connector have?   SATA power connectors have 15 pins.  
🗑


   

Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
 
To hide a column, click on the column name.
 
To hide the entire table, click on the "Hide All" button.
 
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
 
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.

 
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how
Created by: rtibunsayiii
Popular Computers sets