An administrative assistant asks a computer repair teacher to help with a conference room configuration. The problem is that the computer doesn't output to a TV mounted on the wall. The all-in-one computer connects to a VoIP phone. A network connection goes from the VoIP phone to the PC, and then another connection goes from the VoIP phone to the wall jack. Two technicians have already looked at
this problem. What step should the teacher take first?
A) Establish a theory of probable cause.
B) Test a theory to determine the cause.
C) Identify the problem.
D) Establish a plan of action.
C
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Answer the following statements true (T) or false (F)
1. Prototyping is best applied late in the systems development life cycle. 2. Prototyping is very useful for eliciting user suggestions about changing the prototyped system. 3. User reactions to prototyping can be gathered through observation, interviews, and questionnaires. 4. A prototype that works but is inefficient is referred to as a "first-of-a-series prototype."
Which of the following are used to process log file data and display it in a meaningful way?
A. Counters B. Data Managers C. Reports D. Data Collector Sets
On Facebook, videos must be no more than ________ MB in size
A) 512 B) 256 C) 128 D) 1024
________ are prebuilt formulas that make common business calculations
Fill in the blank(s) with correct word