____________________ appear whenever you place the pointer over a hyperlink.
Fill in the blank(s) with the appropriate word(s).
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In a Token Ring network, a host must __________ before transmitting a message.
a) request the token from another host currently holding the token b) test the medium for any current transmissions c) nothing; the host can transmit immediately d) wait to receive the empty frame
Is legal protection an effective countermeasure for privacy intrusion? Explain the difficulties or efficacy of using the law to provide privacy protection
What will be an ideal response?
A(n) _____ is a data validation rule that is performed on two or more fields to ensure that they are consistent or reasonable when considered together.
A. existence check B. combination check C. data type check D. reasonableness check
What will be the outcome of the following query? SELECT replace(9999.00-1,'8',88) FROM dual;
A. 99988 B. 9998 C. 9999.88 D. 999