Based on the column names below, which is likely to be a key?
a. Customer
b. customer ID
c. customer First Name
d. none of the above
Ans: b. customer ID
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To generate a report with exact results based on specific criteria it is best to base the report on a(n) ____________________ created in the database.
Fill in the blank(s) with the appropriate word(s).
A firewall technician has been instructed to disable all non-secure ports on a corporate firewall. The technician has blocked traffic on port 21, 69, 80, and 137-139. The technician has allowed traffic on ports 22 and 443. Which of the following correctly lists the protocols blocked and allowed?
A. Blocked: TFTP, HTTP, NetBIOS; Allowed: HTTPS, FTP B. Blocked: FTP, TFTP, HTTP, NetBIOS; Allowed: SFTP, SSH, SCP, HTTPS C. Blocked: SFTP, TFTP, HTTP, NetBIOS; Allowed: SSH, SCP, HTTPS D. Blocked: FTP, HTTP, HTTPS; Allowed: SFTP, SSH, SCP, NetBIOS
The __________ method immediately terminates the program.
a. System.terminate(0); b. System.halt(0); c. System.exit(0); d. System.quit(0); e. System.stop(0);
In the depth-first traversal, the processing proceeds along a path from the root through one child to the most distant descendent of that first child before processing a second child.
Answer the following statement true (T) or false (F)