What is a modem - Study guides, Class notes & Summaries

Progression: Field Tech IV – V Exam Questions and Answers Baseband signaling - Answer ️️ -is predominant in Ethernet networks. two ways we can use a flow of energy to carry data - Answer ️️ -Analog and digital Simplex - Answer ️️ -A signal may flow in only one direction. A commercial radio station uses simplex communication, because listeners cannot transmit radio signals back to the station. Half-duplex - Answer ️️ -Signals may flow in either direction, but not simultane...

MDCA 1417 FINAL EXAM QUESTIONS & ANSWERS 2024/2025 1. Which is the earliest century in which women were accepted as medical doctors in Western culture? C - ANSWERSNineteenth 1. Which of the following was not included in medicine's early history of "specialists" in the healing arts? C - ANSWERSMidwife 1. In earlier times, what influence did culture have on medicine? C - ANSWERSAn important one 1. Which of the following medical pioneers discovered the method of vaccination a...

Progression: Field Tech IV – V Exam Questions and Answers Baseband signaling - Answer ️️ -is predominant in Ethernet networks. two ways we can use a flow of energy to carry data - Answer ️️ -Analog and digital Simplex - Answer ️️ -A signal may flow in only one direction. A commercial radio station uses simplex communication, because listeners cannot transmit radio signals back to the station. Half-duplex - Answer ️️ -Signals may flow in either direction, but not simultane...

What functionality is integrated in all modern signal level meters (SLM) to measure specific parameters of a digital modulation carrier containing digital television (DTV) and Data Over Cable Service Interface Specification (DOCSIS) signals? Correct Answer Digital signal analyzer functionality What is a risk of performing automated measurements on a sample of channels instead of all channels? Correct Answer Problems in unmeasured channels may go undetected. Using a digital signal analyzer,...

What is one reason why broadband cable operators install fiber-optic cable in stages instead of changing the infrastructure all at once? - Changing the infrastructure all at once would cause too many service disruptions. What is the difference between the fiber-to-the-node (FTTN) and fiber-to-the-curb (FTTC) topologies? - An FTTC is allowed a smaller number of RF amplifiers between the optical fiber and the customer premises. Which of these components is used in a passive optical network (...

1. The password to this quizlet for editing is:: enterprise 2. What is Point-of-Presence?: The location where an ISP provides service to its customers. Connects to the rest of the ISP's network. Authentication is performed at the POP. 3. A ________ separates traditional voice telephone transmission from the data transmissions in the equipment located at the customer site for DSL. Select one: a. line splitter b. V.32bis modem c. line analyzer d. main distribution frame e. network acces...

Progression: Field Tech IV – V Questions and Answers 100% Pass Baseband signaling - Answer ️️ -is predominant in Ethernet networks. two ways we can use a flow of energy to carry data - Answer ️️ -Analog and digital Simplex - Answer ️️ -A signal may flow in only one direction. A commercial radio station uses simplex communication, because listeners cannot transmit radio signals back to the station. Half-duplex - Answer ️️ -Signals may flow in either direction, but not simu...

A large heating and air conditioning company provides each employee with a small computing device that the employees use to track work and accept payments. Which term refers specifically to this type of device? *Peripheral computer *Microcomputer *Minicomputer *Handheld computer - correct answer Handheld computer What is the major function of a computer operating system? *Data management *Application program management *Network management *Computer resource management - correct an...

Chapter 1 Introduction to Computers, Programs, and Java Section 1.2 What is a Computer? 1. is the physical aspect of the computer that can be seen. a. Hardware b. Software c. Operating system d. Application program Key:a See the first paragraph in Section 1.2. # Section 1.2.1 What is a Computer? 2. is the brain of a computer. a. Hardware b. CPU c. Memory d. Disk Key:b See the first paragraph in Section 1.2.1. # 3. The speed of the CPU may be measured in . a. m...

What is the purpose of the bootstrap program? A. It finds and loads the router operating system. B. It turns the router on/off remotely. C. It allows for remote access to the router through the console port. D. It performs hardware checks on the router. - A What type of program was used to access the switch configuration through the console port? A. A terminal emulation program B. A web browser C. An FTP server D. Telnet - A What is true of the components or ports used on a router? A....