Answer the following statements true (T) or false (F)
1. Year by year the cost of computer systems continues to rise.
2. Processors are so inexpensive that we now have microprocessors we throw away.
3. Workstation systems cannot support highly sophisticated engineering and scientific applications.
4. The IAS is the prototype of all subsequent general-purpose computers.
1. False
2. True
3. False
4. True
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Which statement is false?
a. Interface JdbcRowSet is in the javax.rowset package. b. A CachedRowSet object is scrollable and updatable by default. c. A JdbcRowSet object is scrollable and updatable by default. d. JdbcRowSet is a connected RowSet.
Return type ____________ indicates that a method will not return any information when it completes its task.
Fill in the blank(s) with the appropriate word(s).
____ attacks take place by guessing passwords and keys.
A. Session hijacking B. Address spoofing C. Denial-of-service (DoS) D. Brute-force
Thumbnails are an alternative to ________ in the Navigation Pane
A) AutoText B) subdocuments C) headings D) pages