When a series RLC circuit is operating at its resonant frequency:
Options: capacitive reactance is greater than the inductive reactance, inductive reactance is greater than the capacitive reactance, inductive reactance is equal to the capacitive reactance, the difference between inductive and capacitive reactance is equal to the resistance
The data-link layer, in reference to the OSI model, specifies
Options: data link procedures that provide for the exchange of data via frames that can be sent and received, the interface between the X.25 network and packet mode device, the virtual circuit interface to packet-switched service, All of the above
Ethernet networks can be cabled in a number of topologies, depending on what works best in each environment. As more nodes are added, the efficiency of Ethernet decreases. Select the best answer as to why Ethernet becomes less efficient as size increases.
Options: Network collisions occur, Repeaters cannot increase the signal strength sufficiently, Cable terminators do not reflect the signal properly, Cable terminators do not absorb the signal properly
Which one of the following statements is true for voltage in a series circuit?
Options: The total voltage is equal to the sum of the individual voltages in a series circuit, The total voltage in a series circuit is equal to the average value of the individual voltages, The total voltage of a series circuit is equal to the total current divided by the total resistance, The total voltage in a series circuit is always less than the value of the smallest voltage
Options: (A)It shows the software process as a set of activities each of which carries out data transformation. (B) Data and associated programs are reengineered to remove limits on the data processing (C) It is responsible for the definition, operation, protection, performance, and recovery of a database. (D) Development of a database to meet a userâ€™s requirements 16