Multiplexing techniques - Study guides, Class notes & Summaries

GMU IT 105 Final Exam Study Guide with Complete Solutions The OSI model defines four layers used by computer systems to communicate over a network - Answer️️ -False Random access files are the same as relative access files. - Answer️️ -True In computer hardware, a port is simply a connector at the end of a bus into which a device can be plugged - Answer️️ -True The operating system provides I/O support services that can be used by every program. - Answer️️ -True The wiri...

Quiz 1   Question 1 1 out of 1 points Time division multiplexing (TDM) Answer Selected Answer: was based on digital signaling techniques. Correct Answer: was based on digital signaling techniques.  Question 2 1 out of 1 points The voice band developed by the telephone company is the range of frequencies from Answer Selected Answer: 300 Hz to 3,400 Hz. Correct Answer: 300 Hz to 3,400 Hz.  Question 3 1 out of 1 points Pulse code modulation (PCM) Answer Se...

Quiz 1   Question 1 1 out of 1 points Time division multiplexing (TDM) Answer Selected Answer: was based on digital signaling techniques. Correct Answer: was based on digital signaling techniques.  Question 2 1 out of 1 points The voice band developed by the telephone company is the range of frequencies from Answer Selected Answer: 300 Hz to 3,400 Hz. Correct Answer: 300 Hz to 3,400 Hz.  Question 3 1 out of 1 points Pulse code modulation (PCM) Answer Se...

ITN 100 FINAL EXAM 2023 (QUESTIONS WITH ANSWERS GRADED 100%) Which layer of the OSI model is responsible for ensuring that all packets sent are received by the destination station by dealing with end-to-end issues? - answertransport Layer The American National Standards Institute (ANSI) - answeris the coordinating organization for the United States' national system of standards Which of the following is not true about de juro standards? - answerThey are always developed before de facto st...

What term describes the number of wave crests that pass a fixed point during a particular period of time? - Frequency In data networking, this term is defined as "Signals may flow in either direction, but not simultaneously". - Half Duplex Two CPUs have the same size data bus. Which one will process data faster? - The one with a higher clock speed This unique ID number is coordinated by the Institute of Electrical and Electronics Engineers and is used by only one network interface car...

CEA 201 Final Exam | Verified with 100% Correct Answers There is a tremendous variety of products, from single-chip microcomputers costing a few dollars to supercomputers costing tens of millions of dollars that can rightly claim the name "computer". a. True b. False The variety of computer products is exhibited only in cost. a. True b. False Computer organization refers to attributes of a system visible to the programmer. a. True b. False Changes in computer technology are finally slowing d...

Progression: Field Tech IV - V Conventional Questions and Answers 100% Correct (Graded A+) . Which of the following is most typical of a broadband network? - Multiple analog channels What components are common to all computer systems? (Check all that apply.) - Processor Memory Storage I/O What does I/O stand for? - Input / Output A NIC is a device used for: - Signaling A sound card is what general type of computer component? - Input/output Which of the following is managed by the OS? - K...

The layers of the OSI model, from the top down are - answer-application, presentation, session, transport, network, data link, physical The lower layer of the data link layer is called - answer-Media Access Control IP is implemented at which TCP/IP model layer? - answer-IP benefits of using a layered network model? - answer-it facilitates troubleshooting; it breaks the complex process of networking into more manageable chunks ; it allows layers developed by different vendors to intero...

NCTI Field Tech IV Progression Questions and Answers 2023What term describes the number of wave crests that pass a fixed point during a particular period of time? Frequency In data networking, this term is defined as "Signals may flow in either direction, but not simultaneously". Half-Duplex Two CPU's have the same size data bus. Which one will process data faster? The one with a higher clock speed Which of the following is most typical of a broadband network? Multipl...

Progression: Field Tech IV - V Conventional Questions and Answers 2023 Which of the following is most typical of a broadband network? Multiple analog channels What components are common to all computer systems? (Check all that apply.) Processor Memory Storage I/O What does I/O stand for? Input / Output A NIC is a device used for: Signaling A sound card is what general type of computer component? Input/output Which of the following is managed by the OS?...