IST 220 - Exam #1 2023/2024

IST 220 - Exam #1 2023/2024 _________ is an example of a modulation scheme to convert input data into analog signals - ANSWER-Amplitude Shift keying (ASK) __________ which one of the following can be used as an encoding scheme - ANSWER-Non-return-to-zero inverted (NRZ-I) & Manchester ___________ is one of the elements of a communication model that generates input data that needs to be transmitted - ANSWER-Source Transmitter - ANSWER-The ______________ is needed to convert the input data into the desired form of signal Codec - ANSWER-We need a _________________ to convert input data into Digital Signals. Modem - ANSWER-We need a _________________ to convert input data into Analog Signals. Twisted Pair - ANSWER-_____________ is a transmission medium commonly deployed in telephone (or voice) networks The input data could be ________ - ANSWER-Analog or Digital 12. The input data can be transmitted either as ________ signals or ___________ signals - ANSWER-analog , digital ASK/PSK/FSK - ANSWER-__________ is an example of a modulation scheme. Coaxial cable is one of least expensive wired medium for building Ethernet based local area networks (LANs). - ANSWER-FALSE