What are the four ways in which a virtual machine session can be ended within VirtualBox?
What will be an ideal response?
A VM can be paused from the Machine menu, causing the VM to suspend temporarily. A VM can also be reset from the Machine menu, which will shut down the VM and perform a restart. The ACPI Shutdown option in the Machine menu will perform a safe and proper shutdown of the guest OS. Finally, the Close button can be clicked to present options for saving the machine state, sending the shutdown signal, and powering off the machine.
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Before a command is echoed on the console, where must it first pass through?
A. STDOUT B. STDIN C. STDERR D. STDDEV
Case-Based Critical Thinking Question Tyler does not want parts of his website indexed, so he is creating a robots.txt file. Tyler uses the code Disallow: /*.ppt$ to instruct bots to not index any files in the site with the extension ____.
A. ppt$ B. ppt C. *.ppt$ D. None of the above.
Identify the letter of the PivotChart Tools choice that best matches the command.
A. Refresh B. Field List C. Expand Entire Field D. Field Buttons E. Clear
Assume that the dequeue function, called on lines 4 and 6, stores the number removed from the queue in the value variable. What will the statement on line 7 display?
Given the following code, assume the myQueue object is a queue that can hold integers and that value is an int variable. ``` 1 myQueue.enqueue(0); 2 myQueue.enqueue(1); 3 myQueue.enqueue(2); 4 myQueue.dequeue(value); 5 myQueue.enqueue(3); 6 myQueue.dequeue(value); 7 cout << value << endl; ``` a. 0 b. 1 c. 2 d. 3 e. None of these