Cable modem - Study guides, Class notes & Summaries

Local Area Network (LAN) A network that covers a relatively small area such as a building or group of buildings (1.1 & 2.7) Personal Area Network (PAN) - Provides communication for devices owned by a single user that work over a short distance - Bluetooth, IR, NFC, etc. (1.1 & 2.7) LCD (Liquid Crystal Display) Lightweight & Inexpensive - Poor black levels due to Separate Backlight (1.2) TN (twisted nematic) Fast response Times - Low cost - Low Power Use - Limited Viewing Angles (1.2)...

Which OSI layer is related to the function of the IP protocol suite? a. Transport b. Network c. Data Link d. Session - 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 - Data Link Which OSI layer would define the scope of a protocol that makes sure packets of data are received correctly and resends them if they are not? a. Valida...

Progression: Field Tech II - III Conventional Exam Questions and Answers Latest Updated 2024/2025 Graded A+. 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 (PON)? - Optical splitters. Which type of star topology used in a passive optical network (PON) places the PON spli...

The most common cable modem standard is Data over Cable Service Interface Specification. - ANSWER ☑☑True Technologies such as DSL and cable modem are called narrowband technologies. - ANSWER ☑☑False Another term for cable networks that use both fiber-optic and coaxial cable is __________. - ANSWER ☑☑hybrid fiber coax Each of the networks in Internet 2 has a set of access points called terapops. - ANSWER ☑☑False Which of the following new Internet efforts was start...

NOCTI PREP| 300 QUESTIONS| WITH COMPLETE SOLUTIONS 1. Which of the following are components you might find inside a PC? (Select all correct answers.) A. CPU B. Motherboard C. Keyboard D. Printer E. RAM F. Cable modem - Correct Answers A, B, E 2. Which device stores data over the long term? A. CPU B. RAM C. Hard drive D. Video card - Correct Answers C 3. You would normally plug speakers into what type of port? A. Parallel B. DVI C. 1/8-inch TRS D. 1/4-inch TRS - Correct Answe...

NCTI Final Exam Field tech 5 to 6| New Update 2023/ 2024| Verified Questions and ANSWERs Lesson Two - ANSWER Lesson 2 Which small network is private to the organization sharing a common communications line linking together devices such as computers, printers, and other peripherals? - ANSWER Local Area Network (LAN) Which of the following is a unique address that is physically assigned to devices such...

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,...

1.0 Mobile Devices Given a scenario, install and configure laptop hardware and components. Given a scenario, install components within the display of a laptop. 1.1 1.2 Special function keys - Dual displays - Wireless (on/off) - Cellular (on/off) - Volume settings - Screen brightness - Bluetooth (on/off) - Keyboard backlight - Touchpad (on/off) - Screen orientation - Media options (fast forward/rewind) - GPS (on/off) - Airplane mode Docking station Port repl...

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 (...

Application Layer - Interacts with application programs that incorporate a communication component such as your internet browser and email. Bus Topology - The computers share the media (coaxial cable) for data transmission. Cable Modem - A modem that can use the high bandwidth of a cable television system to deliver high-speed data to and from the service provider. CAT6 (category 6) - Twisted-pair cables capable of carrying up to 1000Mbps (1 gigabit) of data up to a length of 100 meters. ...