What happens if the frame check sequence at the receiving machine does not match the one calculated by the sending machine?
What will be an ideal response?
If the answers do not match, the receiving machine asks the sending machine to retransmit that frame.
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Define the integrity property of reliable communication and list all the possible threats to integrity from users and from system components. What measures can be taken to ensure the integrity property in the face of each of these sources of threats
What will be an ideal response?
Which of the following are steps you can take to increase 802.11 performance? (Choose all that apply.)
A. place the access point against a wall B. use WNICs with internal antennas C. avoid placing access points in metal cabinets D. use the 5 GHz band for 802.11n access points
An Excel 2007 file is considered a non-native file in Excel 2013
Indicate whether the statement is true or false.
Match the Advanced Boot Options menu option with its function.
A. This tool moves system boot logs from the failing computer to another computer for evaluation. B. Use this option to see what did and did not load during the boot process. C. Use this option when the video settings don’t allow you to see the screen well enough to fix a defective setting. D. This option allows you to launch programs to help solve Windows issues without third-party drivers and software loaded. E. Allows Windows to load without the graphical interface.