Radio frequency - Study guides, Class notes & Summaries

Progression: Field Tech II - III Conventional Exam 2024 What is one reason why broadband cable operators install fiber-optic cable in stages instead of changing the infrastructure all at once? - Answer ️️ -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? - Answer ️️ -An FTTC is allowed a smaller number of RF amplifiers between the optical fiber and t...

CETA Exam Questions And Answers VGA - ANSWER- 640 x 480 256 Colors 15 Pins SVGA - ANSWER- 800 x 600 256 Colors 15 Pins XGA - ANSWER- 1024 x 768 or 1366 x 768 16 mil, HD Colors 15 Pins Widescreen - ANSWER- 1280 x 720 or 1920 x 1080 DVI or HDMI Connectors Random Access Memory - ANSWER- RAM Read Only Memory - ANSWER- ROM Programmable Read Only Memory - ANSWER- PROM Electrical Programmable Read Only Memory - ANSWER- EPROM Electrically Erasable PROM - ANSWER- EEPROM 50 Ohms - ANSWE...

NCTI FINAL EXAM: PROGRESSION FIELD TECH 2- 3 TEST EXAM| NEWLY UPDATE 2023/ 2024 What does the "on with threshold" setting of the Request to send/clear to send (RTS/CTS) protocol allow the wireless local area network (WLAN) administrator to control? Answer: To control which frames over a certain size are announced and cleared to send by the stations. What is the purpose of the distributed coordination function (DCF) in an Institute of Electrical and Ele...

MAGNETIC RESONANCE SAFETY OFFICER (MRSO) - RADIO FREQUENCY - MODULE 4 1. Purpose of RF (B1) field: excite hydrogen protons 2. RF energy is absorbed by tissues: within the volume of the RF transmit coil. This is a thermogenic process. 3. Thermogenic process: Results in production of heat. Ex: RF energy absorption 4. MRI local and whole-body tissue heating is due to: magnetic induction 5. Types of RF coil designs: -linearly polarized -circularly polarized (quadrature) 6. Function of coils: ...

Corporal's Course Test 1 Questions And Answers What does the acronym OSCAR stand for? - ANS Operational Stress Control and Readiness Most frequency interference is always present in a military environment. where does man made interference come from? - ANS electrical sources effective leadership depends on the moral examples set by the leader, not only as a warfighter but as a _____ and _____. - ANS citizen and human being In combat or peacetime, leaders demonstrate _____ ___...

NCTI FIELD TECH 2 TO 3 PROGRESSION FINAL EXAM 2023 - 2024 100%CORRECT ANSWERS. What uses the 2.4-GHz band and runs at 54 Mbps? 802.11g 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 o...

MRSO - RADIO FREQUENCY - MODULE 4 Exam Questions and Answers

WGU D220 QUESTIONS WITH CORRECT ANSWERS ALL 328 Q&A (Actual Exam Questions) (Latest Update 2023) 1. Which information in an electronic medical record (EMP) helps a nurse plan & manage a patient's post-operative care after open-heart surgeryANSWER== Provider orders 2. Which information in a patient's electronic medical record (EMA), in addition to the nursing flowsheets & provider orders, helps a nurse plan & manage fluctuations in blood glucose levelsANSWER==MAR 3. A nurse ...

CPPB Test Questions & Answers 2024/2025 Radio frequency identification (RFID) - ANSWERSNew approaches to distribution and inventory managements. Vendor Managed Inventory - ANSWERSMostly in private sector, where vendor manages inventory. Electronic signatures - ANSWERSDigital signatures that permit sending authentic electronic documents. Uses a complex mathematical formula to calculate and attach a certificate to the message that verifies the signers identity. Joint use ventures - A...

A CPI needs to record the _______ and _______ with in 50 meters or better. - ANS - latitude and longitude CBRS - ANS - Citizens broadband radio service and shared spectrum. CBRS band - ANS - 3550 - 3700 MHz frequency range and established by FCC in 2015. CBRS vision - ANS - Used for fixed and mobile broadband services. advantages of CBRS - ANS - 1. Efficient