Which of the following statements is INCORRECT?
a. Values stored in TreeSet are automatically sorted
b. Vector does not allow duplicate elements
c. arrayList can duplicate elements
d. TreeSet does not allow duplicate elements
Ans: b. Vector does not allow duplicate elements
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Explain the three basic approaches used to arbitrate access to a shared medium.
What will be an ideal response?
Write a sed program named ins that copies a file to standard output, chang- ing all occurrences of cat to dog and preceding each modified line with a line that says following line is modified:
What will be an ideal response?
?In a _____ system, the distinction blurs between input, output, and the interface itself.
A. ?user-centered B. ?topology-centered C. ?system-centered D. ?network-centered