CIS - Networking Fundamentals - 150 - Quiz 3

Which of the following IP addresses would be a loopback IP address?

127.0.0.1

In the classful addressing scheme, what range of network addresses is considered a Class B?

128.0.x.y to 191.255.x.y

What are the three different types of port number ranges as defined by IANA?

System Ports (0-1023), User Ports (1024-49151), and the Dynamic and/or Private Ports (49152-65535)

Encrypted control of remote computers using the RDP protocol is accomplished using what port number?

TCP 3389

You are setting up a DNS zone and have been asked to create SPF and DKIM records. What type of DNS record will hold this information?

TXT record

How can you determine the manufacturer of a NIC card based on the MAC address?

The first 24 bits, known as the Organizationally Unique Identifier, identify the manufacturer.

How do routers create a broadcast domain boundary?

They do not forward broadcast traffic

A hexadecimal number is a number written in the base 16 number system

True

At the root level of the DNS hierarchical structure, 13 clusters of root servers hold information used to locate TLD servers

True

Each organization that provides host services on the public Internet is responsible for providing and maintaining DNS authoritative servers for public access.

True

UDP port 123 is utilized by the Network Time Protocol service

True

When using IPv6, two or more nodes on the same link are said to be neighbors

True

What text editor can be used on Linux to view and edit the contents of a configuration file?

VIM Editor

When using DHCP for IPv6 (i.e. DHCPv6), what port do clients receive responses on?

port 547

At the Transport layer of the OSI, what is used to find and communicate with a particular application running on a host?

port numbers

What command can be used to check a domain computer's time source from a Command Prompt window

w32tm/query/source

An IPv6 address consists of 128 bits that are written as 10 blocks of hexadecimal numbers separated by colons

False

DNS follows a centralized database model, allowing for easier management of DNS records

False

ICANN is responsible for restrictions on use of the .com, .org, and .net TLDs

False

The 1024 - 65535 range of ports is also known as the "well-known" range.

False

The FTP protocol utilizes UDP, while TFTP uses TCP for data transmission

False

What is by far the most popular DNS server software available?

BIND

What is the ARPA domain suffix utilized for?

It is used for reverse DNS queries, and holds PTR records.

A Windows computer on your network is having issues resolving queries for a specific domain, but not other domains. Other computers on the same network resolve the name just fine. What command can you issue that might fix the problem

ipconfig / flushdns

What are the two different variations of network address translation (NAT)?

Static address translation (static NAT)—Allows one-to-one mapping between local and global addresses. Dynamic address translation (dynamic NAT)—Maps unregistered IP addresses to registered IP addresses from a pool of registered IP addresses.