Which of the following is composed of bands of frequencies set aside by the Federal Communications Commission (FCC) to support short-range, high-speed, wireless data communications?
A. Unlicensed national information infrastructure (U-NII)
B. Wireless local-area networks (WLANs)
C. Wireless application protocol (WAP)
D. Radio frequency identification (RFID)
A
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¿Cuál de las siguientes es una manifestación correcta sobre las responsabilidades de un empleado?
a. Cuando se le ha dado una responsabilidad, debe llevarla a cabo sin esperar una orden para hacerlo. b. Está bien llegar tarde al trabajo siempre y cuando usted recupere el tiempo ese día. c. Una vez que haya completado su entrenamiento inicial, no debe tomar más clases. d. Está bien retirar material del sitio de trabajo para uso personal; todos lo hacen.
What type of drawing shows the actual electrical connections, but not the actual physical location of components?
A. single-line drawing B. architectural drawing C. schematic diagram D. pictorial diagram
When an open occurs on the input of a CMOS gate, the output will ________
A) go HIGH, since full voltage appears across an open B) be treated as if the open input were a HIGH C) go LOW, because there is no current in an open circuit D) be unpredictable; it may go HIGH or LOW
The minimum thickness of a brake rotor is 29.31 millimeters. What is this to the nearest thousandth of an inch?
A. 1.154 B. 1.237 C. 1.344 D. 1.374