A system administrator wants to update a web-based application to the latest version. Which of the following procedures should the system administrator perform FIRST?
A. Remove all user accounts on the server
B. Isolate the server logically on the network
C. Block all HTTP traffic to the server
D. Install the software in a test environment
Answer: D. Install the software in a test environment
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Data loss could occur if the contents of a __________ were placed into any of the other three associative container types.
a. multiset. b. set. c. multimap. d. map.
A normalized binary number consists of three parts. These are:
a. sign, exponent, mantissa b. integer part, decimal point, fractional part c. sign, real part, imaginary part d. sign, integer, mantissa
When the data flow in and out of a parent process do not match the data flow in or out of a child diagram, it is called:
A) a primitive process. B) a disordered pair. C) a logical data flow diagram. D) unbalanced decomposition.
A user complains that her computer is performing slowly. She tells you the problem started about a week ago when new database software was installed. The software runs in the background to update a database synced between the user's workstation and database server. Which is the best tool or method to use to determine if the new software is hogging computer resources?
a. Uninstall the database software and see if performance improves. b. Use Performance Monitor and Process counters to observe performance. c. Use the Performance tab of Task Manager to observe database software activity. d. Install more memory to improve system resources to handle the new software.