Use the rules of exponents to combine like bases and simplify the expressions:

During a log review, Karen discovers that the system she needs to gather logs from has the log setting shown here. What problem is Karen likely to encounter?

A. Too much log data will be stored on the system. B. The system is automatically purging archived logs. C. The logs will not contain the information needed. D. The logs will only contain the most recent 20 MB of log data.

To verify if the DNS service is reachable and operational, use which of the following commands?

a. lookup b. nslookup c. n-slookup d. dns-lookup