Which of these operations does an iterator class typically have?
a) Overloaded increment and decrement operators to move the next node forward or
backward, respectively.
b) Overloaded binary operator* to multiply two iterators.
c) Overloaded operator== to compare iterators and return true if the iterators
point to the same item.
d) Overloaded operator&& to perform logical operations on two iterator.
e) Overloaded operator!= to compare iterators and return false if the iterators do
not point to the same item.
f) Overloaded unary operator* that returns the item to which the iterator points.
Parts a) c) e)and f) are correct.
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Which of the following is a disadvantage of the auto-negotiation protocol?
a. It is useful only in LANs that have multiple connection capabilities. b. A failed negotiation on a functioning link can cause a link failure. c. It should be used only in critical network data paths. d. It works at 10Mbps.
You can use the methods in the Arrays class to
a. find the maximum object in an array based on the compareTo method. b. find the maximum object in an array using a Comparator object. c. sort an array. d. shuffle an array. e. do a binary search on an array.
Which option would clear a PivotTable filter on a State field?
A) Select the filter arrow on the Rows header and select clear filter. B) Click the funnel icon to the right of the State filter and then select All and then click OK. C) Drag the State field off the FILTERS area. D) Select the filter arrow on the Columns header and select clear filter.
A __________ is software that helps a peripheral device establish communication with its host device.
A. device hub B. device driver C. hot-plug D. data bus