Question 1 An attack that forges the sender’s IP address is called: a Smurf atta

Question

Question 1

An attack that forges the sender’s IP address is called:

a Smurf attack

a ping flood

an IP spoofing attack

a SYN flood attack

1 points

Question 2

On the Internet, the entity that looks up a domain name and retrieves information about it is the:

Domain Name System (DNS.

Dynamic Host Configuration Protocol (DHCP.

Internet Corporation for Assigned Names and Numbers (ICAAN.

ISO

1 points

Question 3

To launch a distributed denial of service (DDOS. attack, an attacker often uses:

an analog connection

a USB drive

a worm

a botnet

1 points

Question 4

A rootkit is:

software that hides on a computer and provides a back door for an attacker

a member of a botnet

a type of Ethernet connection

a type of mechanical threat

1 points

Question 5

A network address translation (NAT) gateway rewrites an outbound packet’s header to refer to:

the client’s local IP address

an arbitrary port number from the host’s protocol stack

the gateway’s global MAC address

the gateway’s chosen port number

1 points

Question 6

A disadvantage of a point-to-point network is:

authenticity

privacy

no broadcasting

no nodes, just the endpoints

1 points

Question 7

UDP/53 is used for standard DNS traffic.

True
False

1 points

Question 8

Identify an IPv6 address.

fe80::20c:29ff:fea3:e4d3

127.255.255.255

224.0.0.0

fe60::110c:62ff:fea3::e4d3

1 points

Question 9

Identify which of the following is NOT a TCP/IP Attack:

SQL Injection

Source Routing Attack

IP Spoofing Attack

SYN Flood Attack

1 points

Question 10

What layer does a Switch operate at?

layer 2

layer 7

layer 5

layer 3

1 points

Question 11

Packet addressing and routing on the Internet rely entirely on:

the ARPANET

MAC addresses

switches

IP addresses

1 points

Question 12

Modern internet technology evolved from research on:

DHCP

the OSI model

the Royal Radar Establishment

the ARPANET

1 points

Question 13

What is a multi-cast address?

Packet is transmitted from a source to multiple, selected destination network addresses

Packet is transmitted from a source to all network addresses

The packet is transmitted from the source to a single network destination address

Multiple computers are at one address

1 points

Question 14

The element that automatically assigns IP addresses to LAN hosts is:

Dynamic Host Configuration Protocol (DHCP)

Address Resolution Protocol (ARP)

network address translation (NAT)

none of the answers

1 points

Question 15

Which type of network spans the most area geographically?

LANs

GANs

WANs

MANs

1 points

Question 16

ICMP only tests up to what layer?

network

data link

presentation

transport

1 points

Question 17

A MAC address:

must be unique on a network

is associated with a network share drive

is 24 bits in length

is assigned by the network administrator

1 points

Question 18

Class C ranges include...

1.0.0.0 through 127.255.255.255

128.0.0.0 through 191.255.255.255

192.0.0.0 through 223.255.255.255

224.0.0.0 through 239.255.255.255

240.0.0.0 through 255.255.255.255

1 points

Question 19

To resolve a domain name on the Internet, the DNS resolver first contacts:

the domain server

the Web site’s server

ICAAN

the root DNS server

1 points

Question 20

The three-way handshake consists of 4 packets. 1. SYN, 2. SYN and ACK, 3. ACK, 4:

Flag

ACK

FIN

SYN and ACK

a Smurf attack

a ping flood

an IP spoofing attack

a SYN flood attack

Explanation / Answer

1) Answer: IP Spoofing attack

2) Answer: Domain Name system (DNS).

3) Answer:A botnet.

4) Answer:  software that hides on a computer and provides a back door for an attacker.

5) Answer: the gateway’s chosen port number and global ip address.

6) Answer: no broadcasting.

7) Answer: True.

8) Answer: fe80::20c:29ff:fea3:e4d3

9) Answer: SQL injection.

10) Answer: Layer 2 (Data link layer).

11) Answer: IP Addresses

12) Answer: the ARPANET.

13) Answer: Packet is transmitted from a source to multiple, selected destination network addresses.

14) Answer: Dynamic Host Configuration Protocol (DHCP).

15) Answer: GANs (Global Area Networks).

16) Answer: Network Layer(LAYER 3).

17) Answer: must be unique on a network.

18) Answer: 192.0.0.0 through 223.255.255.255

19) Answer: The root DNS server.

20) Answer: FIN.

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