Networks and Communications Security Week 6 Quiz Answer

Networks and Communications Security Week 6 Quiz Answer

Networks and Communications Security (ISC)²

In this article i am gone to share Coursera Course: Networks and Communications Security Week 6 Quiz Answer with you..

Quiz 6

Question 1)
Which of the following is typically deployed as a screening proxy for web servers?

Reverse proxies
Intrusion prevention system
Kernal proxies
Packet filters

Question 2)
A customer wants to keep cost to a minimum and has only ordered a single static IP address from an ISP. Which of the following must be configured on the router to allow for all the computers to share the same public IP address?

Port Address Translation (PAT)
Virtual Local Area Network (VLAN)
Power over Ethernet (PoE)
Virtual Private Network (VPN)

Question 3)
Which of the following should be part of a network’s perimeter defense?

Switch
DNS server
VLAN
Firewall

Question 4)
A botnet can be characterized as a?

Type of virus
Network used solely for internal communications
Group of dispersed, compromised machines controlled remotely for illicit reasons
Automatic security alerting tool for corporate networks

Question 5)
A new installation requires a network in a heavy manufacturing area with substantial amounts of electromagnetic radiation and power fluctuations. Which media is best suited for this environment if little traffic degradation is tolerated?

Coax
Fiber
Wireless
Shielded Twisted Pair

Question 6)
Which of the following are valid host addresses for NAT according to RFC1918?

192.168.10.257
172.15.10.29
172.168.10.31
10.168.10.17

Question 7)
Circuit-Switched networks do which of the following tasks?

Divide data into packets and transmit it over a shared network
Divide data into packets and transmit it over a virtual network
Establish a dedicated circuit between endpoints

Question 8)
What is the biggest security issue associated with the use of a Multiprotocol Label Switching (MPLS) network?

The need to establish peering relationships to cross Tier 1 carrier boundaries
Lack of native encryption services
Use of Wired Equivalent Privacy (WEP) and Data Encryption Standard (DES) algorithms
Lack of native authentication services

Question 9)
With regards to LAN-based security, what is the key difference between the control plane and data plane?

The control plane is where APIs are used to monitor and oversee, while the data plane is where commands are implemented.

The data plane is where APIs are used to monitor and oversee, while the control plane is where commands are implemented.

The data plane is where forwarding/routing decisions are made, while the control plane is where commands are implemented.

The control plane is where forwarding/routing decisions are made, while the data plane is where commands are implemented.

Question 10)
There are several record types associated with the use of DNSSEC. What does the DS record type represent?

A public key
A private key
A hash of a key
A signature of an RRSet

Question 11)
MACsec (IEEE 802.1AE) is used to provide secure communication for all traffic on Ethernet links. How is MACsec configured?

Using key generation
Using connectivity associations
Using connectivity groups
Through key distribution

Question 12)
Layer 2 Tunneling Protocol (L2TP) is a hybrid of:

Cisco's Layer 2 Forwarding (L2F) and Microsoft's Point-to-Point Tunneling Protocol (PPTP)

Microsoft's Layer 2 Forwarding (L2F) and Microsoft's Point-to-Point Tunneling Protocol (PPTP)

Microsoft's Layer 2 Forwarding (L2F) and Cisco's Point-to-Point Tunneling Protocol (PPTP)

Question 13)
What is the IEEE designation for Priority-based Flow Control (PFC) as defined in the Data Center Bridging (DCB) Standards?

802.1 Qau
802.1 Qaz
802.1 Qbb
802.1 Qbz

Question 14)
What is the integrity protection hashing function that the Session Initiation Protocol (SIP) uses?

SHA-160
SHA-256
MD5
MD4

Question 15)
LAN standard, defined by ANSI X3T9.5, specifying a 100-Mbps token-passing network using fiber-optic cable, with transmission distances of up to two kilometers.