TestOut PC Pro - 11.2 Networking Ports and Protocols

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.

• Step 3: ACK

• ACK

• Step 1: SYN

• SYN-ACK

• Step 2: SYN-ACK

• SYN

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

• Sender

• SYN data

• Data chunk order

• TFTP data

• Receiver

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?

• Internet Control Message Protocol (ICMP)

• Transport Layer Protocol (TCP)

• File Transfer Protocol (FTP)

• User Datagram Protocol (UDP)

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?

• Simple Network Management Protocol (SNMP)

• Dynamic Host Configuration Protocol (DHCP)

• Lightweight Directory Access Protocol (LDAP)

• Domain Name System (DNS)

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)

• Secure Shell (SSH)

• Server Message Block (SMB)

• 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?

• SSH

• FTP

• LDAP

• SMTP

• SNMP

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?

• SMTP

• IMAP

• POP3

• NTP

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

• Port 143: Internet Message Access Protocol (IMAP)

• Internet Message Access Protocol (IMAP)

• Port 445: Server Message Block (SMB/CIFS) directly over TCP

• HyperText Transfer Protocol (HTTP)

• Port 80: HyperText Transfer Protocol (HTTP)

• HyperText Transfer Protocol Secure (HTTPS)

• Port 443: HyperText Transfer Protocol Secure (HTTPS)

• Server Message Block (SMB/CIFS) directly over TCP

• Port 22: Secure Shell (SSH)

• Secure Shell (SSH)

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?

• LDAP

• SFTP

• RDP

• SMB

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?

• 80

• 143

• 443

• 3389