CCNA Chapter 1 questions with correct answers

What is a network? CORRECT ANSWER A network is all of the components involved in connecting computers and applications across small and large distances to increase productivity and give easy access to information. What resources are commonly shared across a network? CORRECT ANSWER Data and applications, printers, network storage components, and backup storage components. What 7 characteristics should be considered when creating or maintaining a network? CORRECT ANSWER Cost, security, speed, topology, scalability, reliability, and availability. How is network Reliability measured? CORRECT ANSWER As the Mean time between Failures - or MTBF - which is a measurement used to indicate the likelihood of a component failing. How is network Availability measured? CORRECT ANSWER As an "uptime" annual percentage that is calculated by taking the number of minutes the network is available and dividing it by the number of minutes in a year, which is 525,600. In a network, what is a "network-aware" application? CORRECT ANSWER An application that allows you to access and use resources that are not located on your local computer. What are 3 common networking applications? CORRECT ANSWER E-mail, FTP, and web applications. What do Protocols do? CORRECT ANSWER P