(Week 4) The Bits and Bytes of Computer Networking - Networking Services Exam

Root

There are 13 _____ name servers.

CNAME

A DNS record that's used to redirect traffic from one domain name to another is known as a _______ record.

ICANN

Administration and definition of TLDs are handled by a non-profit organization known as _______.

DHCPACK

The final step of the DHCP Discovery process is known as ______.

Virtual Private Network

VPN stands for _______

Recursive Name Server

Which type of Domain Name System (DNS) server performs a full name resolution request?

Service Record (SRV)

A video conferencing application isn't working due to a Domain Name System (DNS) port error. Which record requires modification to fix the issue?

Application Layer

The Dynamic Configuration Host Protocol (DHCP) operates at which Open Systems Interconnection (OSI) model layer?

Routers & Firewalls

Network Address Translation (NAT) is typically implemented with which hardware devices? Check all that apply.

Reverse Proxy

An IT engineer is planning a website upgrade with load balancing features. What technology is used?

Easy Mapping to a new Internet Protocol (IP) address

What benefits does the Domain Name System (DNS) provide? Check all that apply.

4 Zones

A company with a large number of hosts creates three subdomains under a main domain. For easier management of the host records, how many zones should be used?

Media Access Control (MAC) address

Which of the following is NOT configured by a Dynamic Host Protocol (DHCP) server?

Port Forwarding

An internal system behind a firewall needs to be configured for remote access. How should Network Address Translation be configured?

4

The Domain Name System (DNS) provides an easy way to remember addresses. Without DNS, how many octets for an Internet Protocol (IP) address would have to be memorized?

Anycast

During the name resolution process, which technique is used to avoid congestion when querying a server?