Digital technician - Study guides, Class notes & Summaries

Why do digital modulation channels have measurable analog parameters? It is based on modulating an analog RF carrier with digital data. Which was the first version of the Data Over Cable Service Interface Specification (DOCSIS) that enabled multiple downstream and upstream channels to be used to transport data to and from a single modem? DOCSIS 3.0 Which generation of wireless access technology is operation in the millimeter frequency band around 30 GHz being considered? 5G for the fifth g...

1. Technician A only: A technician connects one lead of a DMM (digital multimeter)to the positive (+) terminal of a battery and the other meter lead to the "B" terminalof the starter solenoid and then cranks the engine. During cranking, the voltmeter displays a reading of 878 mV. Technician A says this reading indicates the positive battery cable has very high resistance. Technician B says this reading indicates that the starter armature is defective.Who is right? Technician A only ...

NCTI Final Exam NCTI Tech I to Tech II Exam| New Update 2023/ 2024| Verified Questions and ANSWERs Determining whether the cause of a problem is to one side or the other of a specific device describes what type of troubleshooting method? - ANSWER The divide-and-conquer method of troubleshooting determines whether a problem is to one side or the other of a particular device. What are the characteristics of a successful troubleshooter? Please provide...

Developing the SSI Network benefits dive centers by: A. increasing communication between dive centers and resorts B. only increasing the flow of new divers to resorts C. decreasing communication between dive centers and resorts D. only increasing the flow of new divers to centers - A. increasing communication between dive centers and resorts An SSI Professional must to maintain active status. A. complete the online renewal B. all answers are correct C. affiliate with an active st...

ASE practice test (diesel engine) T2 Already Passed A diesel engine has excessive oil consumption with no visible oil leaks. Which of these could be the cause? (D) A leaking turbocharger impeller shaft seal Which of these could be the cause of blue smoke from the exhaust on a vehicle that is not equipped with an exhaust aftertreatment system? (C) Worn piston rings During long uphill pulls, a delivery truck equipped with an engine protection system activates a warning light and buzzer, and the...

Who is right? A. Technician A only B. Technician B only C. Both A and B D. Neither A or B - D. Total voltage in a series circuit is equal to the sum of the voltages across the separate resistances. Total current in a series circuit is the same throughout left sides. A vehicle's tum signals flash too slowly. Technician A claims that the condition could be caused by a faulty flasher. Technician B says that a bulb may be the wrong type. Who is right? A. Technician A only B. Technician B ...

PTCB EXAM TEST BANK QUESTIONS AND ANSWERS LATEST WITH RATIONALE Multiple choice What is the route of administration for a prescription with the following directions: "i supp pr q 6 hr prn"? A. Orally B. Rectally C. Urethrally D. Vaginall {{Correct Ans- B. Rectally Rationale: "pr" means per rectum. What is the meaning of PDA? A. Personal digital aid B. Personal digital assistant C. Physician digital assistant D. Pharmaceutical data assistant {{Correct Ans- B. Personal dig...

Technician A only - Answer- A technician connects one lead of a DMM (digital multimeter) to the positive (+) terminal of a battery and the other meter lead to the "B" terminal of the starter solenoid and then cranks the engine. During cranking, the voltmeter displays a reading of 878 mV. Technician A says this reading indicates the positive battery cable has very high resistance. Technician B says this reading indicates that the starter armature is defective. Who is right? Techn...

Progression: Field Tech II - III Conventional Questions and Answers Latest Updated 2024/2025 Graded A+. 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 opt...

USB port - Explanation: Internal USB 2 connections are made via 9-pin headers, which accept up to two 4-pin port connections while the 9th pin is to orient the cable correctly. - correct answer A new computer experiences a malfunction with a touch input device. A support engineer disassembles the computer to diagnose the problem. While troubleshooting, which component would the technician find as a 9-pin header on the motherboard x1 x8 Explanation: Each PCIe adapter card supports a ...