An astute security engineer has discovered that a perpetrator has installed a device that is eavesdropping on wireless network communications. The technique used is:
a. Emanations
b. A side channel attack
c. A covert channel
d. Steganography
a. Emanations
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Each table in a database is stored as a separate file.
Answer the following statement true (T) or false (F)
Match the following terms to their meanings:
I. amplify II. dropped call III. antenna IV. scanner V. channel A. receiver that allows checking of different frequencies B. a pair of frequencies that allow for talking and listening at the same time C. process of making a signal stronger D. wire that can create EM waves by moving electric charges back and forth E. the result when a signal does not reach a tower
You are troubleshooting a mobile device that will not pair with a Bluetooth headset. The device was functioning properly with the headset until a recent corporate-wide OS update. No other mobile devices in the organization are exhibiting this issue with Bluetooth headsets. Which of the following is the first step you will take to resolve this issue?
A. Reset the network settings in the mobile device Settings app. B. Replace the Bluetooth headset with a new pair. C. Update the radio firmware in the mobile device. D. Forget all Wi-Fi networks on the mobile device.
It is safe to change data in a query since you are only changing a temporary copy of the data, not the underlying data in the table.
Answer the following statement true (T) or false (F)