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[Show more]Material that carries a charge from one point to another Electrical conductor 100% conductivity Annealed Copper Adverse effect on copper Alloying Solid conductor (advantage) Better transmission Stranded conductor (advantage) More flexible AWG (acronym) Americ...
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Add to cartMaterial that carries a charge from one point to another Electrical conductor 100% conductivity Annealed Copper Adverse effect on copper Alloying Solid conductor (advantage) Better transmission Stranded conductor (advantage) More flexible AWG (acronym) Americ...
C If the input signal power to a communication system is 1 W and the output power is 1 mW, the system attenuation is: A. 3 dB B. 20 dB C. 30 dB D. 40 dB E. 1000 dB B The signal at the input to a balanced twisted pair cable is 10 mW. The cable is 1000 feet long and has an attenuation of...
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Add to cartC If the input signal power to a communication system is 1 W and the output power is 1 mW, the system attenuation is: A. 3 dB B. 20 dB C. 30 dB D. 40 dB E. 1000 dB B The signal at the input to a balanced twisted pair cable is 10 mW. The cable is 1000 feet long and has an attenuation of...
If the input signal power to a communication system is 1 W and the output power is 1 mW, the system attenuation is: A. 3 dB B. 20 dB C. 30 dB D. 40 dB E. 1000 dB C. 30 dB The signal at the input to a balanced twisted pair cable is 10 mW. The cable is 1000 feet long and has an attenuat...
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Add to cartIf the input signal power to a communication system is 1 W and the output power is 1 mW, the system attenuation is: A. 3 dB B. 20 dB C. 30 dB D. 40 dB E. 1000 dB C. 30 dB The signal at the input to a balanced twisted pair cable is 10 mW. The cable is 1000 feet long and has an attenuat...
RCDD TEST TDMMV14 WITH VERIFIED SOLUTIONS ALREADY GRADED A+ 2024
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Add to cartRCDD TEST TDMMV14 WITH VERIFIED SOLUTIONS ALREADY GRADED A+ 2024
(Chapter 1: Principles of transmission) Synchronous is performed by synchronizing the data bits in phase or in UNISON with equally spaced clock signals or pulses. No start stop signals. (Pg. 1-43) (Chapter 1: Principles of transmission) Asynchronous Carries start and stop signals and popula...
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Add to cart(Chapter 1: Principles of transmission) Synchronous is performed by synchronizing the data bits in phase or in UNISON with equally spaced clock signals or pulses. No start stop signals. (Pg. 1-43) (Chapter 1: Principles of transmission) Asynchronous Carries start and stop signals and popula...
C Which of the following is an advantage of loose-tube fiber optic cable? A - a greater impact resistance for individual fiber strands B - smaller bend radius C- Greater tensile strength D - A smaller weight per unit 8268 6-23 D Which of the following is an advantage to tight buffe...
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Add to cartC Which of the following is an advantage of loose-tube fiber optic cable? A - a greater impact resistance for individual fiber strands B - smaller bend radius C- Greater tensile strength D - A smaller weight per unit 8268 6-23 D Which of the following is an advantage to tight buffe...
What is the frequency for smart cards? 13.56 MHz The distances that a CCTV signal may be run are determined by what? 1. Signal strength at the source 2. Required signal strength 3. Signal loss over the distance What are the most commonly controlled conditions in HVAC systems? 1. P...
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Add to cartWhat is the frequency for smart cards? 13.56 MHz The distances that a CCTV signal may be run are determined by what? 1. Signal strength at the source 2. Required signal strength 3. Signal loss over the distance What are the most commonly controlled conditions in HVAC systems? 1. P...
RCDD 12TH EDITION CHAPTER 9 WITH VERIFIED CORRECT ANSWERS ALREADY GRADED A+
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Add to cartRCDD 12TH EDITION CHAPTER 9 WITH VERIFIED CORRECT ANSWERS ALREADY GRADED A+
B The GEC for the main electrical service entrance for a building is 4 AWG [5.2 mm (0.20 in). What should be the size of the bonding conductor that is 50 m (164 ft) in length? A - 1 AWG [7.3 mm (0.29 in) B - 3 AWG [5.8 mm (0.23 in) C - 4 AWG [5.2 mm (0.20 in) D - 6 AWG [4.1 mm (0.16 in) Pa...
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Add to cartB The GEC for the main electrical service entrance for a building is 4 AWG [5.2 mm (0.20 in). What should be the size of the bonding conductor that is 50 m (164 ft) in length? A - 1 AWG [7.3 mm (0.29 in) B - 3 AWG [5.8 mm (0.23 in) C - 4 AWG [5.2 mm (0.20 in) D - 6 AWG [4.1 mm (0.16 in) Pa...
electrical conductor Any material that can carry an electrical charge from one point to another ITS Information technology systems ITS wire and cable materials Copper, copper-covered steel, high-strength copper alloys, aluminum Copper Conductor Sets the standard for comparin...
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Add to cartelectrical conductor Any material that can carry an electrical charge from one point to another ITS Information technology systems ITS wire and cable materials Copper, copper-covered steel, high-strength copper alloys, aluminum Copper Conductor Sets the standard for comparin...
A backbone star topology shall have no more than Two levels of cross-connections Connection between any two HC's (FD's) shall not pass through more than Three cross-connections Direct connections between TR's are allowed if Backbone distribution system is expected to meet the req...
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Add to cartA backbone star topology shall have no more than Two levels of cross-connections Connection between any two HC's (FD's) shall not pass through more than Three cross-connections Direct connections between TR's are allowed if Backbone distribution system is expected to meet the req...
What city benefited first from construction of Hoover Dam on the Colorado River? Las Vegas Who wrote the book Cadillac Desert? Marc Reisner Who was John Wesley Powell? Explorer who was the first to go down the Colorado River Who was Floyd Dominy? Commissioner of the US Burea...
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Add to cartWhat city benefited first from construction of Hoover Dam on the Colorado River? Las Vegas Who wrote the book Cadillac Desert? Marc Reisner Who was John Wesley Powell? Explorer who was the first to go down the Colorado River Who was Floyd Dominy? Commissioner of the US Burea...
Low Value This is the preferred value for Insulation resistance High Value This is the preferred value for Dissipation factor Low Value This is the preferred value for Dielectric Strength High Value This is the preferred value for Dielectric Constant Common Mode noise...
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Add to cartLow Value This is the preferred value for Insulation resistance High Value This is the preferred value for Dissipation factor Low Value This is the preferred value for Dielectric Strength High Value This is the preferred value for Dielectric Constant Common Mode noise...
1. Local authority having Jurisdiction (AHJ) enforces the codes and standards 2. Purpose of codes safeguarding of persons and property, quality of construction 3. Codes when adopted by AHJ are law 4. Local AHJ take presedent over the most restrictive code asked EIA to...
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Add to cart1. Local authority having Jurisdiction (AHJ) enforces the codes and standards 2. Purpose of codes safeguarding of persons and property, quality of construction 3. Codes when adopted by AHJ are law 4. Local AHJ take presedent over the most restrictive code asked EIA to...
Question Correct Answer An optical fiber cable with a bandwidth performance of 1500 MHz·km at 850 nm (overfilled launch), 2000 MHz·km at 850 nm (restricted mode launch), and 500 MHz·km at 1300 nm would be classified as: OM3 For telecommunications spaces that contain active equipme...
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Add to cartQuestion Correct Answer An optical fiber cable with a bandwidth performance of 1500 MHz·km at 850 nm (overfilled launch), 2000 MHz·km at 850 nm (restricted mode launch), and 500 MHz·km at 1300 nm would be classified as: OM3 For telecommunications spaces that contain active equipme...
Chapter 21 in the TDMM is for Data centers Black 0-5 questions What kind of cabling is required for data centers ? - 100 ohm balanced twisted pair cable cat6 or higher is recommended - Unshielded or shielded copper cable - Multimode optical fiber cable OM3 - Support 40 gig and 100 gig et...
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Add to cartChapter 21 in the TDMM is for Data centers Black 0-5 questions What kind of cabling is required for data centers ? - 100 ohm balanced twisted pair cable cat6 or higher is recommended - Unshielded or shielded copper cable - Multimode optical fiber cable OM3 - Support 40 gig and 100 gig et...
RCDD 12TH EDITION CHAPTER 10 EXAM QUESTIONS AND ANSWERS 2023
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Add to cartRCDD 12TH EDITION CHAPTER 10 EXAM QUESTIONS AND ANSWERS 2023
Electrical shock can cause = Death AC is voltage or current waveform = Is called a sine wave A sine wave cycle = Is one variation of the sine wave form zero to maximum (positive) back to zero in one second is called Frequency The number of times this cycle occurs in one secon...
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Add to cartElectrical shock can cause = Death AC is voltage or current waveform = Is called a sine wave A sine wave cycle = Is one variation of the sine wave form zero to maximum (positive) back to zero in one second is called Frequency The number of times this cycle occurs in one secon...
What are the most common types of networks in terms of geographic area from smallest to largest? Personal Local Campus Metropolitan Extended Personal Area Network (PAN) Generally associated with an individual work-space LAN Generally associated with all or some of the space withi...
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Add to cartWhat are the most common types of networks in terms of geographic area from smallest to largest? Personal Local Campus Metropolitan Extended Personal Area Network (PAN) Generally associated with an individual work-space LAN Generally associated with all or some of the space withi...
B What is the center wavelength of a vertical cavity surface emitting laser (VCSEL)? A - 780 nm B - 850 nm C - 1300 nm D - 1550 nm Page 1-92 A What is the system gain for an optical fiber multimode cable for which the manufacturer's specifications are given above? A 2 dB B -11...
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Add to cartB What is the center wavelength of a vertical cavity surface emitting laser (VCSEL)? A - 780 nm B - 850 nm C - 1300 nm D - 1550 nm Page 1-92 A What is the system gain for an optical fiber multimode cable for which the manufacturer's specifications are given above? A 2 dB B -11...
C You are designing a dual backbone riser system for a four-story building. Using the diagram above, what is the total number of 103 metric designator (4 trade size) sleeves that will be needed? Note: Measurements indicate amount of usable floor space per floor. A - 12 B - 15 C - 17 D - 21 ...
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Add to cartC You are designing a dual backbone riser system for a four-story building. Using the diagram above, what is the total number of 103 metric designator (4 trade size) sleeves that will be needed? Note: Measurements indicate amount of usable floor space per floor. A - 12 B - 15 C - 17 D - 21 ...
A A customer that has an EMI issue requested a site survey. During the survey you found the electrical power for the site was installed in nonmetallic raceway causing what type of EMI site issue? A - Commercial and Standby alternating current B - Feeder Distribution C - Electrical Service Entr...
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Add to cartA A customer that has an EMI issue requested a site survey. During the survey you found the electrical power for the site was installed in nonmetallic raceway causing what type of EMI site issue? A - Commercial and Standby alternating current B - Feeder Distribution C - Electrical Service Entr...
RCDD TEST QUESTIONS (TOPIC 15 - TOPIC 21) EXAM QUESTIONS AND ANSWERS
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Add to cartRCDD TEST QUESTIONS (TOPIC 15 - TOPIC 21) EXAM QUESTIONS AND ANSWERS
RCDD CH5 HORIZONTAL DISTRIBUTION SYSTEMS TEST QUESTIONS AND ANSWERS.
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Access Point (AP) 1) The point of entry into a secure area. 2) A stand-alone hardware device or a computer wireless adapter with software that acts as a wireless communication hub for users of wireless devices to connect with each other and to bridge those devices to the cables portion of the netwo...
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Add to cartAccess Point (AP) 1) The point of entry into a secure area. 2) A stand-alone hardware device or a computer wireless adapter with software that acts as a wireless communication hub for users of wireless devices to connect with each other and to bridge those devices to the cables portion of the netwo...
1. Light 2. Radio Waves 3. Microwaves 4. IR Radiation (IR) 5. Ultraviolet rays 6. X-rays 7. Gama Rays Electromagnetic Spectrum 1. Source 2. Susceptible Device 3. Coupling Path Three essential elements to any EMC Problem Conducted coupling may effect electronic devices through...
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Add to cart1. Light 2. Radio Waves 3. Microwaves 4. IR Radiation (IR) 5. Ultraviolet rays 6. X-rays 7. Gama Rays Electromagnetic Spectrum 1. Source 2. Susceptible Device 3. Coupling Path Three essential elements to any EMC Problem Conducted coupling may effect electronic devices through...
RCDD TEST QUESTIONS (TOPIC 15 - TOPIC 21) SOLVED& UPDATED 2024.
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Add to cartRCDD TEST QUESTIONS (TOPIC 15 - TOPIC 21) SOLVED& UPDATED 2024.
Work area componets are = - Telecommunication outlet/connector - Work area cable (cord) - Optional multiuser telecommunications outlet assembly(MUTOA) - Wireless acces poiont(WAP) - Wireless network card (NIC) Work area equipments may include = - Telephones traditional and VOIP - Modem...
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Add to cartWork area componets are = - Telecommunication outlet/connector - Work area cable (cord) - Optional multiuser telecommunications outlet assembly(MUTOA) - Wireless acces poiont(WAP) - Wireless network card (NIC) Work area equipments may include = - Telephones traditional and VOIP - Modem...
A Calculate the real power in watts needed to deliver 5 amperes of current in a 120 Volt ac circuit. The power factor for the circuit is 0.8. A - 480 W B - 600 W C - 750 W D - 900 W Page 9-13 B If the real power consumed by a load is 2000 W and the power factor is 0.8, how many ton...
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Add to cartA Calculate the real power in watts needed to deliver 5 amperes of current in a 120 Volt ac circuit. The power factor for the circuit is 0.8. A - 480 W B - 600 W C - 750 W D - 900 W Page 9-13 B If the real power consumed by a load is 2000 W and the power factor is 0.8, how many ton...
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