Networking Basics 15 -17 Quiz

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What information is used by TCP to reassemble and reorder received segments?

sequence numbers

Which three pieces of information are identified by a URL? (Choose three.)

the protocol that is being used the domain name that is being accessed the location of the resource

A technician is troubleshooting a network where it is suspected that a defective node in the network path is causing packets to be dropped. The technician only has the IP address of the end point device and does not have any details of the intermediate devices. What command can the technician use to identify the faulty node?

tracert

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?

transport

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

Because a session does not have to be established for UDP, the client selects a random source port to begin a connection. The random port number selected is inserted into the source port field of the UDP header.

Match the command line utility with the description.

Displays the route taken to the destination.-Tracert Directly queries the name server for information on a destination domain.-Nslookup Tests connections to other IP hosts.-Ping Displays network connections.-Netstat Displays IP configuration information.-Ipconfig

Match the term to a function.

Hosts a web page-Web server Requests a web page-Web client Used to create web pages-HTML Secure protocol that uses port 443-HTTPS Protocol commonly used by a web browser-HTTP

While a network security product is being deployed, a customizable list of allowable protocols is shown. Which three protocols should be allowed to provide for the use of email on a network? (Choose three.)

IMAP4 SMTP POP3

A client device has initiated a secure HTTP request to a web browser. Which well-known port address number is associated with the destination address?

Port numbers are used in TCP and UDP communications to differentiate between the various services running on a device. The well-known port number used by HTTPs is port 443.

A new employee is attempting to configure a cell phone to connect to the email server of the company. Which port number should be selected when using the IMAP4 protocol to access email messages stored on the local server?

The IMAP4 protocol uses the TCP protocol with port 143 for accessing emails stored on a local server.

Which statement describes the use of the ping command?

The ping command tests end-to-end connectivity between two devices.

What is a function of the tracert command that differs from the ping command when they are used on a workstation?

The tracert command shows the information of routers in the path.

Match the command line utility with the function.

Use the ping command utility for IPv4 only. Ping -4 Use the ping command utility for IPv6 only. Ping -6 Use the ping command utility to resolve the address to the hostname. Ping -a Use the ping command utility to continue pinging the target interface until manually stopped. Ping -t

A PC user issues the netstat command without any options. What is displayed as the result of this command?

When used by itself (without any options), the netstat command will display all the active TCP connections that are available.

What type of applications are best suited for using UDP?

applications that are sensitive to delay

A computer has been assigned an IP address of 169.254.33.16. What command initiates the process of requesting a new IP address?

ipconfig /release


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