11.2.5 PQ NET126

To assist a user, a help desk technician is able to take advantage of a Windows proprietary network protocol that allows the technician to open a graphical interface to connect with the user's Windows computer. Which of the following TCP/IP port numbers is the default port used by this protocol?

3389

A technician has configured a client computer's network interface with server addresses to which the client will send requests for translating fully qualified domain names (FQDNs) to IP addresses and IP addresses to FQDNs. Which of the following TCP/IP suite protocols is used by the client to perform the request and also used by a server to respond to those requests?

Domain Name System (DNS)

A technician has configured a client computer's network interface to request an IP address. Which of the following TCP/IP suite protocols does the client computer use to perform the request and receive an IP address from a server?

Dynamic Host Configuration Protocol (DHCP)

You want to allow your users to download files from a server running the IP protocol. You also want to protect access to the files by requiring user authentication to access specific directories on the server. Which IP protocol should you implement to provide this capability?

FTP

When using TCP, two hosts first establish a connection through a three-way handshake. From the items on the left, drag the three valid steps in the three-way handshake process to the right in the appropriate order.

First step The first host sends a SYN packet asking to create a new session. correct answer: Second step The receiving host replies with a SYN-ACK packet acknowledging that the session can be created. correct answer: Third step The first host replies with the ACK packet, which then opens the session.

Which of the following protocols is used by an email client to retrieve messages from an email server, giving users the option to keep mail messages on the server?

IMAP

Which of the following items of information does a packet header contain? (Select three.)

Receiver Data chunk order Sender

You've used your Windows workstation to map a drive to a shared folder on a Windows server. Which protocol was used to access the share?

SMB

Match each port number on the left with its associated protocol on the right.

Secure Shell (SSH) correct answer: 22 Apple Filing Protocol (AFP) correct answer: 548 HyperText Transfer Protocol Secure (HTTPS) correct answer: 443 HyperText Transfer Protocol (HTTP) correct answer: 80 Server Message Block (SMB/CIFS) directly over TCP correct answer: 445 Service Location Protocol (SLP) correct answer: 427 Internet Message Access Protocol (IMAP) correct answer: 143

A company has built a video streaming service that supplies training videos. Quickly transmitting video data to customers is more important than guaranteed delivery. Which of the following Transport layer IP suite protocols is MOST likely used for this service?

User Datagram Protocol (UDP)