What does a computer do during a user test with a paper prototype?
What will be an ideal response?
When using a paper prototype, the person playing the role of computer has to move the parts of the prototype in response to user actions. The computer must know the program logic thoroughly, to be able to respond quickly and correctly. The goal is to sustain the illusion that what the user is interacting with is an electronic computer.
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In a typical nested for loop (not a range-based for loop) used to process a two-dimensional array, following the end of each execution of the inner for loop:
a. The outer for loop initializes its counter variable. b. The outer for loop increments its counter variable. c. The inner for loop initializes its counter variable. d. The inner for loop increments its counter variable.
Write a sed program named ins that copies a file to standard output, chang- ing all occurrences of cat to dog and preceding each modified line with a line that says following line is modified:
What will be an ideal response?