Extracting data for a data warehouse
A. cannot be done from flat files.
B. should only involve active files.
C. requires that the files be out of service.
D. follows the cleansing of data.
Answer: C
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MC An optional XML__________ identifies a document as an XML document.
a) identification number. b) declaration. c) id element. d) None of the above.
In the accompanying figure, Item 2 points to the ____.
A. Table sort pop-up menu arrow B. Subtract level arrow C. Add level arrow D. Table style pop-up menu arrow
Match each item with an statement below:
A. UNIX-based command interface and protocol for securely accessing a remote computer. B. can provide intelligent traffic and bandwidth management based on the content of a session and not just on network connections. C. encrypts both the header and the data portion. D. "plain" HTTP sent over SSL/TLS. E. the end of the tunnel between VPN devices. F. handles setting up the connection with the remote VPN server and takes care of the special data handling required to send and receive data through the VPN tunnel. G. most widely deployed tunneling protocol. H. encrypts all files or selected directories and files on a Linux system. I. one of the ways to reduce the risk of FTP attack.
_______ is a standard newsgroup category that includes subjects that do not fit into other standard newsgroup hierarchies.
a. Misc b. Sci c. Comp d. Soc