Lakshya Education MCQs

Question: Static electricity thrives is which type of environment?
Options:
A.cold and humid
B.warm and humid
C.warm and dry
D.cold and warm
E.cold and dry
Answer: Option E

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More Questions on This Topic :

Question 1. ESD potential decreases with the use of:
  1.    De-ionizing fans
  2.    A wrist strap
  3.    Rubber gloves with matching cap
  4.    A static meter
  5.    None of the above
Answer: Option B
Question 2. With a dot matrix printer, light then dark print is most commonly caused by:
  1.    Erratic paper advancement
  2.    Erratic ribbon advancement
  3.    Misalligned print head
  4.    Overheating print head
  5.    None of the above
Answer: Option B
Question 3. How many DMA channels are there in an AT class PC?
  1.    3
  2.    4
  3.    7
  4.    8
  5.    None of the above
Answer: Option D
Question 4. Which REQUIRES an anti-static bag for transport?
  1.    Monitor
  2.    Floppy disks
  3.    Power supply
  4.    I/O controller
  5.    None of the above
Answer: Option D
Question 5. Which device uses a DMA channel?
  1.    Modem
  2.    Network Card
  3.    Sound Card
  4.    All of the above
  5.    None of the above
Answer: Option C
Question 6. A PC with a 486DX2 processor runs internally at 50Mhz. What speed would its external logic be running?
  1.    l0Mhz
  2.    25Mhz
  3.    50Mhz
  4.    100 Mhz
  5.    None of the above
Answer: Option B

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