Which of the following will allow proper ventilation for servers in a data center?
A. Hot/cold aisles
B. Humidity controls
C. EMI shielding
D. Load balancing
Answer: A. Hot/cold aisles
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Answer the following statements true (T) or false (F)
1. An operating system consists of assemblers, compilers, and utility programs. 2. Some examples of application software are spreadsheet programs, e-mail programs, Web browsers, and game programs. 3. Most computers today have fewer than 1 million bytes. 4. In most computer systems, bits are implemented in hardware as tiny electrical components that hold either a positive or a negative charge.
____ measures image clarity.
A. Pixel size B. Resolution C. Bit depth D. Dot pitch
Which of the following is a program with which users interact that generally has a more user-friendly interface than a DBMS?
A. back end B. RDBMS C. SQL D. front end
You are on a service call and receive an urgent phone call. What action should you take?
a. Ask to be excused, and after determining that it is not a truly urgent call, get right back to work while talking on the phone. b. Leave the site and take the call. c. Ask to be excused, and after determining the urgency of the call, go back to work. d. Talk with the person while working.