In a SELECT SQL statement, if two fields from two different tables have the same name, what follows the table name prefix?
A) Dot (.)
B) Comma (,)
C) Apostrophe (')
D) Quotation marks (")
A
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Which of the following is a technology that reads hand-drawn marks such as small circles or rectangles?
A. OMR B. TCR C. OCR D. MICR
You have a hardcopy of a report that you found some errors on that must be corrected. The report is three pages long and you have about 20 minutes before a meeting you must attend to present the report. Unfortunately, the report was created on your laptop at home and you have no way of getting to it quickly. What is your best option?
A. retype the report on your work computer B. scan the report and use OCR; fix the errors and re-print the report C. use white out and a typewriter to fix the errors D. cross out the errors with a pen and hand write the corrections
Which command is used to make sure that the DHCP server starts when the system boots?
A. rcdhcpd start B. rcdhcpd restart C. insserv rcdhcpd D. chkconfig dhcpd on
The XML Schema group element is used to assign a name to a list of references to elements or attributes, and then the named group is referenced elsewhere using the _____ attribute.
A. ref B. type C. name D. base