Which hypervisor serves as the foundation for massive cloud offerings by Amazon, IBM, and RackSpace?

A. Hyper-V
B. Citrix XenServer
C. ESXi
D. VMware


Answer: B

Computer Science & Information Technology

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How do you ensure that your function does not have infinite recursion?

Fill in the blank(s) with the appropriate word(s).

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A network for a nationwide bank or large retailer is classified as a(n) ____.

A. LAN B. WAN C. MAN D. PAN

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Modified Multiple ChoiceWhen ____ is pressed after entering an e-mail address or Web address, Word automatically formats the address as a hyperlink, that is, colored blue and underlined.

A. ENTER B. ESC C. SPACE BAR D. F3

Computer Science & Information Technology

Which of the following is a mini-program within a main program that carries out a task?

A. function B. script C. branch D. loop

Computer Science & Information Technology