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...

WGU D315 PRE-ASSESSMENT; NETWORK AND SECURITY FOUNDATIONS EXAM QUESTIONS AND ANSWERS 2024/2025 (100% CORRECT) Which OSI layer is related to the function of the IP protocol suite? a. Transport b. Network c. Data Link d. Session - Correct Answer-Network Which OSI layer is responsible for organizing how bits are passed over the physical layer between devices within the same collision domain? a. Frame b. Connection c. Transport d. Data Link - Correct Answer-Data Link Which OSI layer would...