单项选择题
A. UTP B. Coaxial C. Fiber optic D. STP
Which of the following is correct about differences in ...
单项选择题Which of the following is correct about differences in CAT5 and CAT6 connectors?（）
A. CAT5 connectors have locking tabs B. CAT5 and CAT6 use the same connectors C. CAT6 supports three different wiring standards D. CAT6 connectors are longer for better contact
Which of the following would a technician MOST likely c...
单项选择题Which of the following would a technician MOST likely consider to avoid electrical shock with adecommissioned CRT?（）
A. Degaussing the monitor. B. Destroying the tube. C. Removing the plastic housing. D. Disposing at a recycling center.
Which of the following wireless technologies is primari...
单项选择题Which of the following wireless technologies is primarily setup for video/audio and the frequency is 5 GHz?（）
A.Cellular B.802.11a C.802.11b D.Satellite
