An IP address encodes which two pieces of information?

• An address resolution protocol and a media access control address

• A network number (network ID) and a host number (host ID)

• An internet control message protocol and a transmission control protocol

• A uniform resource locator and a datagram

When a sender needs to find out which host MAC address "owns" a given IP address, what type of message does it broadcast onto the local network?

• Checksum

• Datagram

• Address resolution protocol

• Dotted decimal notation

What is the standard used to encode text messages and binary file attachments for email messages?

• Domain name system

• Uniform resource locator

• Multipurpose internet mail extensions

• Message application programming interface

What is the format of the DNS record that lists the IP address for the recipient's email address?

• Simple mail transfer protocol (SMTP)

• Mail exchanger (MX)

• Internet message access protocol (IMAP)

• Message application programming interface (MAPI)

Which email protocol is used to download messages from a mail server?

• Either internet message access protocol (IMAP) or simple mail transfer protocol (SMTP)

• Either post office protocol v3 (POP3) or mail exchanger (MX)

• Either mail exchanger (MX) or internet message access protocol (IMAP)

• Either post office protocol v3 (POP) or internet message access protocol (IMAP)

What protocol is usually used to provide logical addressing on networks?

• Address resolution protocol (ARP)

• Internet protocol (IP)

• Internet control message protocol (ICMP)

• Transmission control protocol (TCP)

What protocol is responsible for sending messages and reports on errors regarding the delivery of packets?

• Address resolution protocol (ARP)

• Internet protocol (IP)

• Internet control message protocol (ICMP)

• Transmission control protocol (TCP)

Which layer of the TCP/IP protocol has protocols that provide the communications formats for exchanging data between hosts, such as sending an email message or requesting a web page?

• Link/network interface layer

• Internet layer

• Transport layer

• Application layer

Which term refers to a method of assigning people-friendly names to devices on a network?

• Media access control (MAC) address

• IP address

• Domain name system (DNS)

• Uniform resource locator (URL)

An enterprise network is like a SOHO network, but:

• At bigger scale, multiple switches and access points and more connected devices.

• Fiber optic speeds.

• Never virtually.

• Only supported by IEEE 802.11standars in the 2.4 GHz band.