The distinguishing characteristic of an abstract method is ____.
A. no implementation details are included
B. they cannot be included in abstract classes
C. no parameters are found in the heading for the method
D. methods may not include a return type
Answer: A
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An administrator is installing a new network card in an ESXi 6.x host that is part of a vSphere cluster. When the host is placed into maintenance mode, the vSphere Web Client displays the progress bar at 2% for over 30 minutes. Which two are likely reasons for this occurrence? (Choose two.)
A. Maintenance mode is unable to migrate all virtual machines from the host. B. There is a large number of virtual machines that must be migrated from the host. C. VMware High Availability is in the process of reconfiguring the cluster. D. Each virtual machine on the ESXi host must be reconfigured to recognize the new adapter.
Why are application preferences described as sets of data values that are stored persistently?
a. The application data cannot be erased. b. The application data can only be erased in certain lifecycle events. c. The application data can be lost if you close the application. d. The application can be started and stopped without losing the data.