A+ Certification

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Author:
bljewhite
ID:
29251
Filename:
A+ Certification
Updated:
2010-08-07 18:14:59
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Description:
Chapter 4
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  1. What is latency?
    The delay in RAM's response is latency
  2. Which is faster-Ram with a higer or lower latency
    RAM with a lower latency is lower
  3. What do latency numbers represent?
    Latency numbers reflect how many clicks of the system clock it takes before the RAM responds
  4. True or False
    You can not adjust the RAM timings on many motherboards?
    false Many motherboards do allow you to adjust the Ram timings
  5. What do the following acronyms stand for?
    CL
    CAS
    RAS
    • CL =CAS Latency
    • CAS=column enable or Column Address or Access Strobe
    • RAS=Row Enable Input or Address Strobe
  6. What does CAS do?
    CAS is the signal that actuates a specific column of RAM
  7. What is RAS
    RAS is a signal that actuates a full row of RAM
  8. What is parity RAM?
    The Parity Ram is an extra bit of data (called the parity bit) that the MCC used to verify if the data was correct

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