If a numeric value is undefined in a key's value, what is it set to?
A. undefined
B. null
C. 0
D. -1
Answer: C
You might also like to view...
Answer the following statements true (T) or false (F)
1. Security has three interrelated aspects: physical, logical, and behavioral. As long as at least two aspects are in place, the quality of security is considered high. 2. Passwords and authorization codes are examples of logical security controls. 3. A firewall constructs a barrier between an internal network and an intranet. 4. A firewall is attack-proof.
A(n) ________ is a database object that retrieves specific data from one or more tables and displays the specified data in datasheet view
Fill in the blank(s) with correct word
?Identify a CSS3 2D transformation function that resizes an object by a factor of x horizontally.
A. ?rotate(angleY) B. ?skewY(angleY) C. ?scaleY(y) D. ?translateY(offY)
A frustrated user calls in for tech support. She installed three new program. but now Windows 7 won't load. What can she do to determine which program is at fault? She does't want to uninstall all three programs.
a. Boot the computer into Safe Mode with Command Prompt. At the prompt type CHKDSK/PROGRAMS to run a scan on installed appilications b. Boot the computer into Safe Mode with Networking and do an internet searches for the three programs to see if other people have had problems. c. Boot the computer into Safe Mode. Go to the Control Panel | Administrative Tools | Event Viewer d. She needs to uninstall the three programs and reinstall them one at time, testing Windows startup