COGNITIVE ASSESSMENT
How does a DLP projector work?
A. liquid crystal display technology produces its own light source
B. digital lasers project color onto prisms
C. tiny mirrors reflect light to produce images
D. direct light is focused onto a series of colored tubes
Answer: C
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What is the output of the following code, given the function definition below?
tester (a, b); cout << a << “ “ << b; void tester (int m, int &n) // function definition { n = n - 2 * m; m = 2 * m; } a) 7 -2 b) 7 12 c) 14 -2 d) 14 12
Which of the following statements is true?
a. Performing a task in a program requires a method. b. A method houses the program statements that actually perform its tasks. c. The method hides its statements from its user, just as the accelerator pedal of a car hides from the driver the mechanisms of making the car go faster. d All of the above.
Describe the purpose of metadata in libraries
What will be an ideal response?
The efficiency of the binary search is ____.
A. O(n) B. O(n log n) C. O(log n) D. O(n/2)