For the second to last step in the troubleshooting theory, in addition to verifying functionality, what other key task is part of the step?
Document findings, actions, and outcomes
Escalate the issue
Implement preventative measures
Implement the solution

When the pc version of the spreadsheet program became available, the ibm pc quickly became the top-selling personal computer?

Which of the following statements is false? a. a class can directly inherit from class object. b. if the class you're inheriting from declares instance variables as private, the inherited class can access those instance variables directly. c. a class's instance variables are normally declared private to enforce good software engineering. d. it's often much more efficient to create a class by inheriting from a similar class than to create the class by writing every line of code the new class requires.

What is domain name system (dns)? allows dynamic ip address allocation so users do not have to have a preconfigured ip address to use the network converts ip addresses into domains, or identifying labels that use a variety of recognizable naming conventions the efficient coexistence of telephone, video, and data communication within a single network, offering convenience and flexibility not possible with separate infrastructures the integration of communication channels into a single service