Networking Fundamentals Part 2 (Week1)

Given the IPv6 address 6A3E:BA91::877B:FFEF/104, how many bits identify the host ID? 104 24 none 128

24

An IPv4 address has ____ octets. 8 16 32 4

4

The IPv6 address 6A3E:BA99:0:0:0:87BA:0123:FFEF can be abbreviated as: 6A3E:BA99:30:87BA:0123:FFEF 6A3E:BA99::87BA:0123:FFEF 6A3E:BA99:0 0:::87BA:0123:FFEF

6A3E:BA99::87BA:0123:FFEF

The number of network bits of a class ____ IPv4 address is 8 bits. B D C A

A

____ takes an IP address in an IP datagram and translates it into the appropriate medium access control layer address for delivery on a local area network. Transport Control Protocol (TCP) Network Address Translation (NAT) User Datagram Protocol (UDP) Address Resolution Protocol (ARP)

Address Resolution Protocol (ARP)

____________________ takes an IP address in an IP packet and translates it into the appropriate MAC layer address for delivery on a LAN.

Address Resolution Protocol (ARP)

During the late 1960s, a branch of the U.S. government titled the ____ created one of the country's first wide area packet-switched networks. IETF IEEE Department of Defense Advanced Research Projects Agency (ARPA)

Advanced Research Projects Agency (ARPA)

The number of network bits of a class ____ IPv4 address is 16 bits. A D B C

B

A shorthand version of representing the network IP address and the subnet mask; sometimes called "slash-notation"

Classless Inter-Domain Routing (CIDR)

The most popular protocol to assign an IP address dynamically is called ____. NAT DNS UDP DHCP

DHCP

When an intranet is extended outside the corporate walls to include suppliers, customers, or other external agents, it becomes a(n) ____________________.

Extranet

The primary functions of ____ are to allow a user to download a file from a remote site to the user's computer and to upload a file from the user's computer to a remote site. File Transfer Protocol (FTP) Internet Message Access Protocol (IMAP) Domain Name Service (DNS) Hypertext Transfer Protocol (HTTP)

File Transfer Protocol (FTP)

____ is actually a set of protocols named packet-based multimedia protocols, and it was designed for a wide range of applications (audio and video). H.232 H.256 H.323 H.121

H.323

____ is a client/server protocol in which e-mail is received and held for you at your Internet server. Hypertext Transfer Protocol (HTTP) Domain Name Service (DNS) Internet Message Access Protocol (IMAP) File Transfer Protocol (FTP)

Internet Message Access Protocol (IMAP)

A service protocol that receives and holds email messages on the email server.

Internet Message Access Protocol ver. 4 (IMAP4)

The ____________________ provides a data transfer service over heterogeneous networks by passing and routing packets.

Internet Protocol (IP)

In 1983, the Department of Defense broke the ARPANET into two similar networks: the original ARPANET and ____. NSFnet MILNET CampusNET DoDNET

MILNET

A WAN data transfer technique that enables a router to switch data from one path onto another path, much like Ethernet switches do in a LAN segment.

Multiprotocol Label Switching (MPLS)

____ lets a router represent an entire local area network to the Internet as a single IP address. UDP ICMP NAT ARP

NAT

____________________ lets a router represent an entire LAN to the Internet as a single IP address.

Network Address Translation (NAT)

IP ____________________ is essentially the combination of the IP header and its payload.

Packet

The TCP header ____________________ field contains a sliding window value that provides flow control between the two endpoints.

Sliding-window size

A precise identification of an application on a device, consisting of the IP address and a port number.

Socket

The basic idea behind ____________________ is to take the host ID portion of an IP address and further divide it into a subnet ID and a host ID.

Subnet Masking

____________________ is a non-secure terminal emulation program for TCP/IP networks, such as the Internet.

Telnet

The IPv4 ____ field enables the network to discard a datagram that has been traveling the Internet for too long. IP Options Total Length Time to Live Service Type

Time to Live

The primary function of ___________________________________ is to turn an unreliable network into a reliable network that is free from lost and duplicate packets.

Transmission Control Protocol (TCP)

A(n) ____ uniquely identifies files, Web pages, images, or any other types of electronic documents that reside on the Internet. Domain Name Service (DNS) IP address version 4 (IPv4) Uniform Resource Locator (URL) IP address version 6 (IPv6)

Uniform Resource Locator (URL)

____ are used to select unique documents from anywhere in the world) Domain Name Systems (DNSs) Uniform Resource Locators (URLs) Dynamic Host Configuration Protocol XMLs

Uniform Resource Locators (URLs)

A transport protocol that does not establish connections.

User Datagram Protocol (UDP)

____ is a popular service that sends voice signals over an IP-based network such as the Internet. IoT TCP/IP VoIP FTP

VoIP

The ____ is the main telecommunications line through the network, connecting the major router sites across the country. mid-level network ARPANET backbone star topology

backbone

The protocol that resides at the ____ layer in the TCP/IP protocol suite is called Internet Protocol (IP). network transport application network access

network

The ____ is a large, distributed database of Internet addresses and domain names. Hypertext Transfer Protocol (HTTP) Uniform Resource Locator (URL) Hypertext Markup Language (HTML) Domain Name System (DNS)

Domain Name System (DNS)

The most popular protocol that handles dynamic assignment of IP addresses is ________________________________________.

Dynamic Host Configuration Protocol (DHCP)

Allows users to save email messages in a server mailbox and download them when desired from the server.

Post Office Protocol ver. 3 (POP3)

A protocol used by Windows to connect to and control a remote computer.

Remote Desktop Protocol (RDP)

To provide secure remote login, one of the common services the Internet offers is ____. SMTP SSH Telnet POP3

SSH

The TCP header ____ field contains a 32-bit value that counts bytes and indicates a packet's data position within the connection. Sliding-window size Padding Sequence Number Source Port

Sequence Number