How does AFS deal with the risk that callback messages may be lost?
What will be an ideal response?
Callbacks are renewed by Venus before an open if a time T has elapsed since the file was cached, without communication from the server. T is of the order of a few minutes.
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The __________ control enables you to place a menu bar in your window.
a) MenuTool b) MenuBar c) MenuStrip d) None of the above
Which of the following measures offers strong security?
a. using spread spectrum transmission in 802.11 b. turning off SSID broadcasting c. WEP d. None of these
____________________ programs are software programs that are given away by the author for others to use free of charge.
Fill in the blank(s) with the appropriate word(s).
____ is/are the empty space around design elements that enables important aspects of a page to stand out.
A. Pixel deserts B. The page background C. White space D. CSS space