Which statement is false?
a. The Collections API provides a set of public static methods for converting collections to unmodifiable versions.
b. Unmodifable wrappers throw ModificationExceptions if attempts are made to modify the collection.
c. You can use an unmodifiable wrapper to create a collection that offers read-only access to others while allowing read-write access to yourself.
d. You can create the kind of collection mentioned in part (c) simply by giving others a reference to the unmodifiable wrapper while you also retain a reference to the wrapped collection itself.
B
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a. display inches by default b. display the mouse pointer’s position c. appear on the top and left of the document window d. all of the above
Charlie likes Alice's picture-password system of the previous exercise, but he has changed the login so that it just shows the user 40 different pictures in random order and they have to indicate which 20 of these are from their set of favorites. Is this an improvement over Alice's system? Why or why not?
What will be an ideal response?
____ is known as a self-healing baseband network technology similar to token-ring.
A. FDDI B. Ethernet C. ATM D. SONET
What are the three variations of the distributed trust model?
What will be an ideal response?