Telephony Systems Quiz

During a group project, Daniel needs to communicate with his teammates about their tasks. What is switching in telephony systems?

• Routing calls through a central office

• Establishing a physical connection

• Transferring data packets from source to destination

• Multiplexing multiple signals

During a group project, Nora and her friends are discussing how they can effectively communicate over the phone while sharing their ideas. Which method should they consider for data transfer in their telephonic discussions?

• Circuit switching

• Packet switching

• Data packet routing

• Optical switching

Abigail is trying to make a phone call to her friend using a traditional telephone network. What is a characteristic of circuit switching in this scenario?

• Dedicated path for a single connection

• Connectionless communication

• Dynamic routing of packets

• Variable bandwidth

Ava is trying to make a phone call to Benjamin. What is the first phase of circuit switching that occurs when she dials his number?

• Connection relinquishment

• Data transfer

• Connection establishment

• Packet routing

During a group project, Maya and her friends are discussing the advantages of different communication methods. Which of the following is an advantage of circuit switching?

• No need for dedicated channels

• Dynamic path selection

• Guaranteed data rate

• Lower bandwidth usage

Noah is studying different methods of data transmission in his telecommunications class. During a lecture, his professor mentioned a technique that allows multiple signals to share the same communication channel by dividing the time into segments. What does TDM stand for?

• Telephony Data Management

• Transmission Data Management

• Total Data Multiplexing

• Time Division Multiplexing

William is trying to make a phone call to his friend using circuit switching technology. What is a disadvantage of circuit switching in this scenario?

• Dynamic routing

• Low data rate

• High setup time for connections

• No dedicated channels

During a technology class, Liam asked his teacher what PSTN stands for. The teacher explained that it is a crucial part of telecommunications. What does PSTN stand for?

• Public Standard Telephone Network

• Private Standard Telephone Network

• Private Switched Telephone Network

• Public Switched Telephone Network

In a busy office, Kai is responsible for managing the communication system. What is the main function of a PBX system in this business?

• To manage user extensions and calls

• To establish dedicated circuits

• To connect calls directly to the PSTN

• To provide internet access

Mia is trying to send a large file to her friend Harper over the internet. Instead of creating a dedicated line just for this file transfer, the network uses a method that allows data to be sent in small packets, which can take different paths to reach Harper. What is this method called?

• A method for establishing dedicated circuits

• A connectionless network switching technique

• A type of circuit switching

• A connection-oriented technique