Network Technology - Revision Quiz

Which one of the following is an end device?

• IP Phone
• Layer 2 Switch
• Layer 3 Router
• Firewall Appliance
• Wireless Router

Which one of the following is an intermediary device?

• Router
• IP Phone
• Wireless Tablet
• Desktop Computer
• Server

Which of the following is INCORRECT about Topology diagram?

• Logical topology shows devices, ports and addressing scheme of the network
• Physical topology shows the physical location of the devices and cable installation
• Network diagram is often called as Topology diagram
• Network Topology diagram only consists of PCs and Servers on the network

Which of the following is used by companies for fast speed and higher security?

• Dedicated Leased Line
• DSL
• Satellite
• Cellular
• Cable

Network Convergence combines support for multimedia, telephone, and data all on a single network?

• True
• False

Which are traits of a reliable network? (More than 1 answer)

• Fault Tolerance - limit impact of error
• Scalability - ability to add new users/devices
• Quality of Service - provide seamless quality of data
• Security - prevent unauthorized access to devices
• One or some of them is/are wrong

A college is building a new dormitory on its campus. Workers are digging in the ground to install a new water pipe for the dormitory. A worker accidentally damages a fiber optic cable that connects two of the existing dormitories to the campus data center. Although the cable has been cut, students in the dormitories only experience a very short interruption of network services. What characteristic of the network is shown here?

• Quality of service (QoS)
• Scalability
• Security
• Fault tolerance
• Integrity

Which of the following is NOT a requirement that computer protocols must agree on?

• Message encoding and decoding
• Message content
• Message format
• Message size and delivery option

Open standards encourage which of the following?

• Interoperability
• Innovation
• Competition
• All of them

What is an advantage of network devices using open standard protocols?

• Network communications is confined to data transfers between devices from the same vendor
• A client host and a server running different operating systems can successfully exchange data
• Internet access can be controlled by a single ISP in each market
• Competition and innovation are limited to specific types of products