After receiving network problem reports from users, the technician notices that the router is rebooting itself several times a day. Which of the following would the technician do NEXT to further diagnose this problem?
A. Test the router's connection with a throughput tester.
B. Replace the router's memory and CPU.
C. Install redundant network connections to the router.
D. Review the router's event logs
Answer: D. Review the router's event logs
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Match each term with the correct statement below.
A. the process of sending multiple signals simultaneously B. an IEEE 802.11a error correction technique that transmits a secondary copy along with the primary information C. a modulation technique that uses a range of frequencies that change during the transmission D. the difference between the upper and lower frequencies E. an IEEE 802.11a modulation technique that increases the amount of data encoded to 250 Kbps per channel F. a proprietary transmission scheme used to double the effective rate of an 802.11a network G. sharing a frequenct band between similar devices H. a modulation technique that splits a single high-speed digital signal into several slower signals running in parallel I. a delay built-in into the receiver to allow for late-arriving symbols
If you used a lookup field for a field named State, the book recommends that you have fifty menu options available to anyone doing data entry
Indicate whether the statement is true or false
A common pattern from the early days of computers and data processing is the three-part program, expressed like this:1. Prepare (declare and initialize variables, display headings and messages)2. Process data (until end of input)3. Delete data (display totals, summaries, and closing messages)
Answer the following statement true (T) or false (F)
The HLOOKUP function looks for a value to match in the top row of a table or array
Indicate whether the statement is true or false.