How many data streams are used in 802.11ac Wave 2 devices?
a. 2 data streams
b. 3 data streams
c. 4 data streams
d. 8 data streams
ANSWER: c
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Assume that, in addition to the operations read(x) and write(x), a database has the operation increment(x,C), which (atomically) increments the value stored in record x by the constant C, which might be positive or negative. Design a conflict table for these operations for use in an immediate-update pessimistic concurrency control.
What will be an ideal response?
When an object, such as a String, is passed as an argument it is __________.
a. actually a reference to the object that is passed b. passed by value like any other parameter value c. encrypted d. necessary to know exactly how long the string is when writing the program
The most common type of image format for photographs in web pages is the _________________ format.
Fill in the blank(s) with the appropriate word(s).
Which Cisco IOS commands can be used to display the interfaces that have been enabled into the local OSPF process?
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