Ofdm - Study guides, Class notes & Summaries

CMIT 321| ETHICAL HACKING| FINAL EXAM WITH 100% CORRECT ANSWERS| 2024|GRADED A 1. What are the three techniques that can used to propagate malicious code? o Autonomous o Back dating o Centralsource o Back chaining 2. Which of the following is a transmission method of digital date that uses a pseudo random noise spreading code? o IR o OFDM o DSSS o FHSS 3. Using private, non-routable IP address for a penetration test is an example of: o External assessment o Network based assessme...

Spectrum Field Tech Questions and Answers 100% Pass Current/ amperage Flow or movement of electric charges Resistor a passive two-terminal material that impedes the flow of current What is the most common workplace hazard involving electricity? Electrical shocks What is minimum approach distance? The shortest safe distance to keep from energized conductors CATV at the pole 40'' CATV at the mid-span 24'' CATV at the house 12'' Live parts of electric equipment must be guarded against ...

NCTI Final Exam: Progression Field Tech 2- 3 Exam| New Update 2023/ 2024|Verified Questions and Answers 1. What would be the downstream throughput if two QAM channels with a throughput of 38 Mbps were bonded?  Answer: 76 Mbps. 2. What are two features that were added in DOCSIS 3.1 to extend the viability of HFC networks into the next decade?  Answer: OFDM and LDPC. 3. Which step in the troubleshooting process requires a discussion with the customer to gather more...

NCTI ROC II BOOK II FINAL Test 1 question with correct answers rated A+ 2023 When pressure testing a drop system to check for leakage, What must be done before applying the test signal? - correct answer The technician must isolate the drop system from the hybrid fiber/coax (HFC) network by disconnecting the drop at the distribution tap. Why do some leakage detection systems utilize a leakage carrier modulated with a tagging signal? - correct answer To avoid false detection of leaks. When ...

FSNA CCNA Exam Questions & Answers 2024/2025 10BASE-T - ANSWERSThe 10-Mbps baseband Ethernet specification using two pairs of twisted-pair cabling (Categories 3, 4, or 5): One pair transmits data and the other receives data. 10BASE-T, which is part of the IEEE 802.3 specification, has a distance limit of approximately 100 m (328 feet) per segment. 100BASE-T - ANSWERS100BASE-T A name for the IEEE Fast Ethernet standard that uses two-pair copper cabling, a speed of 100 Mbps, and a maximum ...

WGU C172 Objective Assessment Study Guide (Latest 2023/ 2024 Update) Network and Security Foundations| Questions and Verified Answers| 100% Correct Q: This standard can provide data transfer rates up to 54Mbps and an operating range up to 75 feet. It operates at 5GHz and uses OFDM Answer: 802.11a (Wireless-A) Q: This standard can provide data transfer rates up to 11Mbps with ranges of 100-150 feet. it operates at 2.4GHz and uses DSSS Answer: 802.11b (Wireless-B) Q:...

CWNP Study Guide Test 1 Questions & Answers 100% CORRECT 2024/2025 4-way Handshake - ANSWERSA protocol that uses a frame exchange between two stations (STAs) to create dynamic encryption keys that are unique to any two radios. Either preshared key (PSK) or 802.1X authentication creates a Pairwise Master Key (PMK) that seeds the 4-Way Handshake process. The four frame exchange completes the authentication process once the final encryption keys are created. 40 mhz intolerant - ANSWERSa ...

WGU C172 Study Guide Set Questions and Answers Already Passed NIC What functions at the data link by using a unique MAC address? Router a network device that is used to connect 2 or more network segments by performing OSI layer 3 functions like packet-forwarding responsible for implementing NAT File Server used as a shared storage for all member nodes of a LAN Layer 1 Physical Layer Layer 2 Data link layer Layer 3 Network layer Layer 4 Transport layer Layer 5 Session layer Layer 6 Prese...

Advanced DOCSIS 3.1 Operations Because they use different transmission and coding schemes, the DOCSIS 3.1 Physical (PHY) Layer is incompatible with the PHY Layer of previous DOCSIS versions. How does DOCSIS 3.1 comply with the requirement of compatibility with previous DOCSIS versions? - DOCSIS 3.1 has two PHY Layers, one for previous DOCSIS versions and another for DOCSIS 3.1. Both Layers can operate simultaneously or individually. The DOCSIS MAC and Upper Layer Protocols Interface (M...

WGU D413 Telecommunication and Wireless - Questions and Answers What Type of multiplexing is OFDM? Orthogonal frequency-division multiplexing Digital What Type of multiplexing is TDM? Time-division multiplexing (TDM) Digital What Type of multiplexing is DWDM? Dense wavelength-division multiplexing (DWDM) Optical What Type of multiplexing is FDM? Frequency-division multiplexing Analog/Digital What Type of multiplexing is ATDM? Asynchronous Time Division Multiplexing Digital What Type of multipl...