Programming > QUESTIONS & ANSWERS > ECET 299 / ECET299 C++ OOP Test 2020/2021 (All)

ECET 299 / ECET299 C++ OOP Test 2020/2021

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The assessment has been submitted. It can be reviewed in the gradebook on or after 7/3/2016. Date Taken: 7/19/2016 Time Spent: 2 h , 00 secs Points Received: 132 / 150 (88%) Question Type: # Of Q ... uestions: # Correct: Multiple Choice 25 22 Week 10 : High-Level Programming Test - Attempt #2 Time Remaining: Page: 1 2 Page 1 Question 1.1. (TCO 2) A variable declared before and outside all function blocks _____. (Points : 6) is visible only in main is visible to all functions is visible to all functions except main is not visible to any functions Question 2.2. (TCO 2) What is the value of data after the following code executes? unsigned char data = 0xA5; data = data & 0xF0; (Points : 6) 0xA0 0xF0 0xF5 0x5A Question 3.3. (TCO 2) What is wrong with the following switch statement? switch(x) { case 0: cout << x; case 2: cout << 2 / x; break; default: cout << “error”; break; } (Points : 6) The value of x could be something other than 1 or 2. There is no break statement for case 1. There is no semicolon after the closing bracket. All of the above Question 4.4. (TCO 2) Which looping statement is best if the number of iterations is known? (Points : 6) if-else for while do-while Question 5.5. (TCO 2) Why does this code snippet give a compile error? int loopCounter = 0; numberOfScores = 20; while (loopcounter < numberOfScores) cout << “\nInside the loop”; (Points : 6) The value of the control loop control variable does not change the loop body. The curly brackets are missing around the loop body. The loopCounter variable is not spelled consistently. All of the above Question 6.6. (TCO 2) What is the declaration for a C-style string that can hold a name with up to three printable characters (e.g., “Ron”)? (Points : 6) int name [3]; char name [3] int name [4]; char name [4]; Question 7.7. (TCO 2) How many elements does the following array contain? double data [100] [500]; (Points : 6) 500 100 600 50,000 [Show More]

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