When U.S. carriers adopted CDMA en masse, briefly explain the problems that occurred.
What will be an ideal response?
CDMA was considered superior to GSM, and U.S. carriers adopted CDMA en masse, which created some problems later since the rest of the world went GSM. Plus, CDMA lacked some key features, such as SIM cards.
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What is the result after the following statement executes?
``` char var1 = tolower('A'); ``` a. var1 stores the character value 'A' b. var1 stores the ASCII value for lowercase 'a' c. the character A is output to the monitor d. the character a is output to the monitor e. None of these
Method AdjMatrixDiGraph.removeVertex() tests to see if an entry represents an edge (is equal to 1) and if so, clears it (sets it to 0). Would the method be more efficient if it just walked through and cleared the appropriate row and column of the adjacency matrix? Would this work?
What will be an ideal response?
Of the following, which is NOT a method to return to a previously viewed slide?
A) Press Backspace B) Press the left arrow C) Press N D) Press Page Up
How can the resolution of an LCD screen be changed?
A) It cannot. B) Operating system C) Multipixelation D) By using the software that comes with a PCI, AGP, or mini-PCIe video card