Saint COM530/ COM530 module 2 quiz (All are correct) - 94563

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Question 1.1. An activist can best be described as which of the following? (Points : 5) An unskilled programmer that spreads malicious scripts Consider themselves seekers of knowledge Use DoS attacks on websites with which they disagree Deface websites by leaving messages for their friends to read Question 2.2. Which type of firewall policy calls for a firewall to deny all traffic by default? (Points : 5) Permissive policy Perimeter policy Restrictive policy Demilitarized policy Question 3.3.What is a program that appears to do something useful but is actually malware? (Points : 5) Virus Logic bomb Trojan Back door Question 4.4.In which form of authentication does the authenticating device generate a random code and send it to the user who wants to be authenticated? (Points : 5) Basic Challenge/response Biometrics Signature Question 5.5.Which type of attack works by an attacker operating between two computers in a network and impersonating one computer to intercept communications? (Points : 5) Malicious port scanning Man-in-the-middle Denial of service Remote procedure call Question 6.6.How large is the IPv6 address space? (Points : 5) 32 bits 128 bits 64 bits 168 bits Question 7.7.Which field in the IP header is an 8-bit value that identifies the maximum amount of time the packet can remain in the network before it is dropped? (Points : 5) TTL Fragment Offset ECN Options Question 8.8.Which protocol is responsible for automatic assignment of IP addresses? (Points : 5) DNS DHCP FTP SNMP Question 9.9.Which of the following is not an advantage of IPv6 versus IPv4? (Points : 5) Larger address space Built-in security Supports static configuration NAT is unnecessary Question 10.10.Which of the following is a valid IPv6 address? (Points : 5) 5BA4:2391:0:0:4C3E 1080::8:800:200C:417A 24::5B1A::346C 5510:ABCD::34:1::2 Question 11.11.Which TCP flag can be the default response to a probe on a closed port? (Points : 5) RST URG PSH SYN Question 12.12.Which of the following is the description of a land attack? (Points : 5) The local host source address occurs in the packet. Source and destination IP address/port are the same. An illegal TCP flag is found in the segment header. The attacker uses an undefined protocol number. Question 13.13.What is the typical packet sequence for closing a TCP session? (Points : 5) FIN, FIN ACK, RST FIN, ACK, FIN ACK, ACK FIN ACK, FIN, ACK, RST FIN, FIN ACK Question 14.14.Which of the following is an element of the TCP header that can indicate that a connection has been established? (Points : 5) Flags Stream index SEQ/ACK analysis Sequence number Question 15.15.Of what category of attack is a DoS attack an example? (Points : 5) Bad header information Single-packet attack Multiple-packet attack Suspicious data payload Question 16.16.What uses mathematical calculations to compare routes based on some measurement of distance? (Points : 5) Route summarization Link-state routing protocols Routing metrics Distance-vector routing protocols Question 17.17.Which protocol that runs on Cisco routers shares information between Cisco devices? (Points : 5) CDP TCP bootp SSH Question 18.18.Which of the following is true about ACLs on Cisco routers? (Points : 5) There is an implicit deny any statement at the end of the ACL. There is an explicit permit any statement at the beginning of the ACL. ACLs are processed in reverse order so place high priority statements last. ACLs bound to an interface apply to inbound and outbound traffic by default. Question 19.19.Which of the following types of traffic does NOT travel through routers? (Points : 5) DNS zone transfers ARP requests SNMP status information Network route information Question 20.20.Which of the following types of passwords prevents a user from accessing privileged exec mode on a Cisco router? (Points : 5) Console AUX Enable TTY
Solution Description

Question 1.1. An activist can best be described as which of the following? (Points : 5)

An unskilled programmer that spreads malicious scripts

Consider themselves seekers of knowledge

Use DoS attacks on websites with which they disagree
Deface websites by leaving messages for their friends to read

Question 2.2. Which type of firewall policy calls for a firewall to deny all traffic by default? (Points : 5)

Permissive policy

Perimeter policy

Restrictive policy
Demilitarized policy

Question 3.3.What is a program that appears to do something useful but is actually malware? (Points : 5)

Virus

Logic bomb

Trojan

Back door

Question 4.4.In which form of authentication does the authenticating device generate a random code and send it to the user who wants to be authenticated? (Points : 5)

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