Optical communication Study guides, Revision notes & Summaries

ETA Fiber practice questions Light is electromagnetic energy with ____ frequency and a ______ shorter wavelength - correct answer Higher then shorter fiber optics transmission takes place in _____ portion of the light spectrum - correct answer IR A simple fiber optic System consist of what 4 parts - correct answer Transmitter, fiber optic cable, receiver, connecters What absolute power is Dbm referenced to - correct answer 1 milliwatt Absolute power in optical fiber is specified...

Light is electromagnetic energy with ____ frequency and a ______ shorter wavelength correct answer: Higher then shorter fiber optics transmission takes place in _____ portion of the light spectrum correct answer: IR A simple fiber optic System consist of what 4 parts correct answer: Transmitter, fiber optic cable, receiver, connecters What absolute power is Dbm referenced to correct answer: 1 milliwatt Absolute power in optical fiber is specified as correct answer: Dbm Attenu...

IC3 GS6 Domains 6 & 7 Level 1 Exam (2024/ 2025 Update) Questions and Verified Answers| 100% Correct Q: Asynchronous communication includes leaving a product review or sending an _______ Answer: email Q: When you use acronyms like BRB or LOL you are using Answer: textspeak Q: The most common repetitive stress injury from computer use is Answer: carpal tunnel syndrome Q: A computer monitor should be about an arms length away and at _______ level Answe...

Computing Essentials Final Exam Questions With 100% CORRECT Answers Latest 2024 (GRADED A+) Which of the following is not an example of a document file created by a word processor? Term Paper Memo Spreadsheet Letter Spreadsheet Which one of the following is not considered a form of secondary storage? Optical discs Hard Disk RAM Solid-state storage RAM Which of the following computers is also referred to as a server and is used to support end users for things such as retrieving dat...

Fiber Installation and Activation Exam |140| questions well answered Which standards organization is considered to be the creator of the world's most recognized communications standards, know as "recommendations"? ANS-ITU In which component in a fiber-optics communication system do changes to the intensity of the optical signal occur? ANS-The optical transmitter What is the drawback of using F-P lasers in HSD networks? ANS-The emission of a number of discrete wavelengths or side modes...

Fiber Installation and Activation Exam Questions and Answers 100% Pass Which standards organization is considered to be the creator of the world's most recognized communications standards, know as "recommendations"? - Answer- ITU In which component in a fiber-optics communication system do changes to the intensity of the optical signal occur? - Answer- The optical transmitter What is the drawback of using F-P lasers in HSD networks? - Answer- The emission of a number of discrete wavele...

BICSI correct answers Building Industry Consulting Service International RCDD correct answers Registered Communication Distribution Designer 110 Block correct answers 1.50 2.100 3.300 4.900 C-2 C-3 C-4 C-5 MTBF correct answers Mean Time Between Farlune Rack Size correct answers 19 inch 23 inch wide 7 inch 4/6 7 ft = 48 U Intumescent correct answers Expand under heat Backboards correct answers A/C 3/4 inch Void free Plywood Fire Retardant BICSI - 2 coats fi...

Multifunctional Devices - Answer-Devices that can perform multiple functions. Personal Computers - Answer-Small, inexpensive computers for use by individual users. Mobile Devices - Answer-Smartphones and tablets are made with portability in mind to give people computer and internet access whilst on the go. Servers - Answer-Powerful computers that provide services to other computers connected to a network. Entertainment Systems - Answer-Devices for watching TV, listening to music or playing...

BICSI Terms Abandoned Cable Correct Answer-Installed cables and cabling that are not terminated at both ends at a connector or other equipment and not identified with a tag for future use. Above Finished Floor (AFF) Correct Answer-Standard mounting height or vertical distance for a fixture, ceiling, device, or any other object measured from the finished floor surface to the center line of the object as the measurement point. Absorption Correct Answer-A phenomenon causing attenuation of wa...

Light is electromagnetic energy with ____ frequency and a ______ shorter wavelength Higher then shorter fiber optics transmission takes place in _____ portion of the light spectrum IR A simple fiber optic System consist of what 4 parts Transmitter, fiber optic cable, receiver, connecters What absolute power is Dbm referenced to 1 milliwatt Absolute power in optical fiber is specified as Dbm Attenuation in optical fiber is lowest at what wavelength 1550 ...