CISCO Cyberops Security Fundamentals Section 01: TCP/IP Protocol Suite (Q 51-60)

10 Questions | By Paranormalrob | Updated: Mar 19, 2022 | Attempts: 173

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1.

Which one of the following options must a host on an Ethernet network know about a destination in order to send an Ethernet frame to that destination?
- A.
  
  Receiving port number
- B.
  
  IP address
- C.
  
  MAC address
- D.
  
  Window size
2.

On which OSI layer or layers does ARP operate?
- A.
  
  Between Layer 2 and Layer 3
- B.
  
  At Layer 2
- C.
  
  At Layer 3
- D.
  
  Between Layer 1 and Layer 2
3.

ARP messages are sent using which Ethertype designation in the frame header?
- A.
  
  0x2100
- B.
  
  0x0800
- C.
  
  0x8100
- D.
  
  0x0806
4.

Which one of the following options is the type of request that is sent by a host to discover the MAC address belonging to an IP address?
- A.
  
  Ping request
- B.
  
  ARP request
- C.
  
  RARP request
- D.
  
  DCHP request
- E.
  
  BOOTP request
5.

Which one of the following options is the MAC address that a host would use to send broadcast messages if its own MAC address is 0800:0222:2222?
- A.
  
  0000:0000:0000
- B.
  
  0800:0222:FFFF
- C.
  
  0800:FFFF:FFFF
- D.
  
  FFFF:FFFF:FFFF
6.

Which two of the following options are common DHCP attacks? (Choose two.)
- A.
  
  DHCP starvation
- B.
  
  DHCP tunneling
- C.
  
  Rogue DHCP server
- D.
  
  DHCP amplification
7.

How many messages are exchanged in a DHCP transaction?
- A.
  
  One
- B.
  
  Two
- C.
  
  Three
- D.
  
  Four
8.

What is the destination port defined in the DHCP Discover message?
- A.
  
  66 UDP
- B.
  
  66 TCP
- C.
  
  67 TCP
- D.
  
  67 UDP
9.

What is the destination port defined in the DHCP Offer message?
- A.
  
  69 UDP
- B.
  
  69 TCP
- C.
  
  68 UDP
- D.
  
  68 TCP