quiz1 it exam

What is a characteristic of a SOHO network?

• It consists of multiple LANs with backbone infrastructure connections.

• It is a small network that connects a few computers to each other and to the internet.

• It is a collection of interconnected private and public networks.

• It is a large network, such as those used by corporations and schools, with hundreds or thousands of interconnected hosts.

Which action is performed by a client when establishing communication with a server via the use of UDP at the transport layer?

• The client sends a synchronization segment to begin the session.

• The client randomly selects a source port number.

• The client sets the window size for the session.

• The client sends an ISN to the server to start the 3-way handshake.

A destination PC receives an email message with the sequence numbers on packets out of order. Which layer of the TCP/IP model is responsible for reassembling the packets of the message in the correct order?

• network access

• internet

• application

• transport

What type of applications are best suited for using UDP?

• applications that are sensitive to delay

• applications that need reliable delivery

• applications that require retransmission of lost segments

• applications that are sensitive to packet loss

What is the IPv6 prefix that is used for link-local addresses?

• FF01::/8

• FC00::/7

• FE80::/10

• 2001::/3

Which network technology allows devices to communicate using both IPv4 and IPv6 addressing at the same time?

• tunneling

• NAT64

• dual stack

• SLAAC

Typically, which network device would be used to perform NAT for a corporate environment?

• host device

• switch

• server

• router

• DHCP server

Which characteristic describes the default gateway of a host computer?

• the logical address of the router interface on the same network as the host computer

• the logical address assigned to the switch interface connected to the router

• the physical address of the router interface on the same network as the host computer

• the physical address of the switch interface connected to the host computer

What addressing information is recorded by a switch to build its MAC address table?

• the source Layer 3 address of outgoing packets

• the destination Layer 2 address of outgoing frames

• the destination Layer 3 address of incoming packets

• the source Layer 2 address of incoming frames

What is the default subnet mask for an IP address of 198.133.219.4?

• 255.255.255.0

• 255.255.0.0

• 255.0.0.0

• 255.255.255.255