INSY 3303 UTA Scott Johnson chapter 1-3 Exam Questions and Answers 100% Correct

INSY 3303 UTA Scott Johnson chapter 1-3 Exam Questions and Answers 100% Correct application architectures - Answer- functions of the application layer software are spread among the clients and servers in the network bandwidth - Answer- difference between the highest and lowest frequencies in a band or set of frequencies codec - Answer- translates analog into digital coding scheme - Answer- language that computers use to represent data server - Answer- stores data or software that can be accessed by the clients client - Answer- The input-output hardware device at the user's end of a communication circuit. peer-to-peer network - Answer- A type of network that connects two client computers directly together. router - Answer- device that connects 2 or more networks Simplex transmission - Answer- One-way transmission, such as that with radios and TVs. half-duplex - Answer- two-way comm, but only one direction can send data at a time multiplexing - Answer- A form of transmission that allows multiple signals to travel simultaneously over one medium. full-duplex - Answer- Communicate in both directions at the same time Post Office Protocol (POP) - Answer- An application layer over the internet standard protocol used by local email clients to retrieve email from a remote server over TCP/IP connection. Internet Message Access Protocol (IMAP) - Answer- A protocol used to retrieve email messages. Ethernet Transmission - Answer- Ethernet systems divide data into frames, similar to internet packets. Each frame contains source and destination addresses and error checking data. geosynchronous - Answer- having a period of rotation synchronous with that of the earth's rotation Layer 1 - Physical layer - Answer- physical connection between sender and receiver Layer 2 - Data Link Layer - Answer- responsible for moving a message from one computer to the next computer to the next computer in the network path from the sender to the receiver Layer 3: Network Layer - Answer- performs routing