In order to prevent users from surfing the web at work, Jane, the administrator, should block which of the following ports?
A. TCP 25
B. TCP 80
C. TCP 110
D. TCP 443
E. UDP 80
F. UDP 8080
Answer:
B. TCP 80
D. TCP 443
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Case-Based Critical Thinking Questions Case 1: Frames Unlimited ? Frames Unlimited is a wholesale picture and poster frame business. Frame data are stored in sequential access files that contain four columns: item number, item name, size, and price. You need to create a report using the pictureFrame.txt sequential access file. The report provides a list of all picture frames with a size of 5×7. The report will be saved as another sequential access file named pictureFrame57.txt. Your first step is to ____.
A. declare a StreamWriter variable for the output file B. open the pictureFrame57.txt file for output using the CreateText method C. declare a StreamReader variable for the input file D. open the pictureFrame.txt file
Describe statistical quality assurance?
What will be an ideal response?