Quiz on Network Switches Part-1

Chapter:Types and functions of the Network Switch

Click on the correct answer for each question.

No negative marking and no time limit.

At the end check the score and correct your answer.

• 1. ___________ type of switching divides the entire data into manageable chunks of data.

  
  A) Circuit switching
  
  B) Message switching
  
  C) Packet switching
  
  D) Ether switching
  
  

• 2. In which of the following forwarding method, the switch compares last 4 bytes of the frame to its own frame check sequence?

  
  A) Store-and-forward
  
  B) Cut-through
  
  C) Fragment free
  
  D) None of above
  
  

• 3. If a switch in cut-through forwarding decides to read the upper layer headers of TCP and IPv4, how many bytes it must read before taking the forwarding decision?

  
  A) 14
  
  B) 54
  
  C) 64
  
  D) 22
  
  

• 4. In a cut-through-switching, the task of checking error and discarding frames is done by _____

  
  A) The source host
  
  B) Next hope router
  
  C) The destination host
  
  D) The switch itself
  
  

• 5. How many bytes of the frame header a cut-through switch must read to take decision whether to read the upper layer headers or not?

  
  A) 48
  
  B) 64
  
  C) 14
  
  D) 54
  
  

• 6. __________ is the binary stream of 56 bits consisting of alternating 0 and 1 to alert the receiver.

  
  A) preamble
  
  B) SFD
  
  C) CRC
  
  D) The type field
  
  

• 7. The repeating binary 11 bit in SFD signifies, ______

  
  A) The frame has a CRC error
  
  B) The next data is the source IP
  
  C) The next data is the destination IP
  
  D) The next data is the destination MAC address
  
  

• 8. If the MTU is 1500 bytes in a normal Ethernet Frame, what will be the frame size?

  
  A) 1522
  
  B) 1518
  
  C) 1564
  
  D) 1500
  
  

• 9. The fragment free switching holds the first _________ bytes of the frame, before taking the forwarding decision.

  
  A) 54
  
  B) 14
  
  C) 64
  
  D) 32
  
  

• 10. Which of the following statements is wrong?

  
  A) The fragment-free method is more reliable than the cut-through method
  
  B) The store-and-forward is slower than cut-through but faster than fragment free method
  
  C) Fragment free method is slower than cut-through but faster than store-and-forward
  
  D)The store-and-forward is slower than cut-through and frament free forwarding
  
  

Click on the correct answer for each question.

No negative marking and no time limit.