Networking Chapter 2

You must configure your network firewall to allow time. Which of the following ports are you MOST LIKELY to open on the firewall?

• 110

• 119

• 123

• 80

TCP is a connection-oriented protocol that uses a three-way handshake to establish a connection to a system port. Computer 1 sends a SYN packet to Computer 2. Which packet does Computer 2 send back?

• SYN/RST

• RST

• SYN/ACK

• ACK

Which of the following network topologies should you implement if you have a small budget?

• Star

• Partial mesh

• Bus

• Full mesh

Which port does Telnet use?

• 80

• 53

• 23

• 25

Which port number is used by SNMP?

• 25

• 110

• 119

• 161

Which of the following functions are performed by the OSI Transport layer? (Select three.)

• Packet formatting for delivery through the medium

• Media access control, logical topology, and device identification

• Consistent data formatting between dissimilar systems

• End-to-end flow control

• Data segmentation and reassembly

You have a small network that uses a switch to connect multiple devices. Which physical topology are you using?

• Star

• Mesh

• Ring

• Bus

Which of the following topologies connects all devices to a trunk cable?

• Star

• Mesh

• Bus

• Ring

Which of the following tasks is associated with the Session layer?

• Data block breakdown

• Connection establishment

• IP address assignment

• Port number assignment

You must configure your network firewall to allow time synchronization traffic through.Which of the following ports are you MOST LIKELY to open on the firewall?

• 110

• 80

• 119

• 123