The ping utility is used to check connectivity between two network devices
Indicate whether the statement is true or false
TRUE
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One class _ another class if it manipulates objects of that class.
Fill in the blank(s) with the appropriate word(s).
Consider the code segment below:
``` int xValues[] = {100, 150, 200, 100}; int yValues[] = {30, 130, 30, 30}; g.drawPolyline(xValues, yValues, 4); ``` What kind of figure does it draw? a. A rectangle. b. A triangle. c. A V with its corner at the top. d. A square.
Discuss how the log file (or journal) is a fundamental feature in any recovery mechanism. Explain what is meant by forward and backward recovery and describe how the log file is used in forward and backward recovery. What is the significance of the write-ahead log protocol? How do checkpoints affect the recovery protocol?
What will be an ideal response?
In finding all possible subnet IDs for a network, what would be the magic number for subnetting network 192.168.0.0 using mask 255.255.224.0?
A) 16 B) 32 C) 64 D) 88