Applied digital signal Study guides, Class notes & Summaries

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 ...

NCTI - Installer Book 2023/2024 EXAM. Which of the following will strengthen signals as they move farther away from the headend through the trunk express system? B) Distribution amplifiers. Which of the following describes a carrier wave? B) A wave with a much higher frequency than the input signal. Which of the following describes modulation? B) The reshaping of a carrier wave to include information contained by an input signal. Which of the following is the symbol for power? W = wa...

Which of the following will strengthen signals as they move farther away from the headend through the trunk express system? - Answer-B) Distribution amplifiers. Which of the following describes a carrier wave? - Answer-B) A wave with a much higher frequency than the input signal. Which of the following describes modulation? - Answer-B) The reshaping of a carrier wave to include information contained by an input signal. Which of the following is the symbol for power? - Answer-W = watts Whi...

Actuator - Answer A device to produce physical movement based on output from a computer system. Operated by electric current, hydraulic fluid pressure, or pneumatic pressure. Analog - Answer A continuous method of representing information. Analog to Digital Convertor - Answer Converts analog data to digital data for the purpose of transmission and signal processing Balco - Answer Trade name for nick-iron alloy. 70% nickel and 30% iron Barometer - Answer An instrument that m...

NCTI - Installer Book 2023/2024 EXAM. Which of the following will strengthen signals as they move farther away from the headend through the trunk express system? B) Distribution amplifiers. Which of the following describes a carrier wave? B) A wave with a much higher frequency than the input signal. Which of the following describes modulation? B) The reshaping of a carrier wave to include information contained by an input signal. Which of the following is the symbol for power? W = wa...

CET Study Guide Exam 294 Questions with Verified Answers B+, or supply voltages in electronics products, is considered to be: A. +5 to +12 VDC B. 0 to 30 V DC C. +12 to 300 V DC D. The anode or plate voltage supply - CORRECT ANSWER A: +5 to +12 VDC Leakage current in an electronic product, between either of the AC power cord conductors and the chassis or any exposed metal parts should not exceed A. 5 micoamps B. 500 microamps C. 5 milliamps D. 50 milliamps - CORRECT ANSWER D: 50...

The Associate CET Study Guide Exam 276 Questions with Verified Answers B+, or supply voltages in electronics products, is considered to be: A. +5 to +12 VDC B. 0 to 30 V DC C. +12 to 300 V DC D. The anode or plate voltage supply - CORRECT ANSWER D. The anode or plate voltage supply Leakage current in an electronic product, between either of the AC power cord conductors and the chassis or any exposed metals should not exceed _________. A. 5 microamps B. 500 microamps C. 5 millia...

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 (...

BOMA - Instrumentation & Controls Questions and Answers Rated A+ What important function(s) does an air receiver perform? Dissipates heat, Dampens compressor pulsations, Act as water and oil trap On a compressed air system a safety valve would generally be installed on the: Air receiver Variable air volume system: Typically use VFDs to save energy In figure 1.3, a full call for cooling would be at what branch pressure to the damper motor? 3 psig A ratio relay would be used to. Contr...

Associate CET Practice Exam - Questions and Answers A schematic used in electronic servicing: is much like a road map for following signals High voltage should be discharged before servicing a product. After disabling. After disabling AC input power, discharge an HV PS by: draining through a large value resistor to chassis ground Which of these would be an important electrical consideration in the use of a transformer? The operating frequency If a 12v product is dissipating 50w, how much load ...