Preparation for Final Exam MCQ Quiz BIG - Попытка 1

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Question71

Баллов: 1

If ASCII code of 'A' is 65, what is the ASCII code of 'X'?

Выберите один ответ.

+	a. 88
	b. 87
	c. 86
	d. 90
	e. 89

Question72

Баллов: 1

The symbol for the stream insertion operator is ____________.

Выберите один ответ.

	a. [ ]
	b. >>
	c. &
	d. @
	e. <<

Question73

Баллов: 1

The SCOPE of an identifier is the portion of the program in which the identifier can be used.

Question74

Баллов: 1

Write a C++ statement or a set of C++ statements to print the integers from 1 to 20 using a while loop and the countervariable x. Assume that the variablex has been declared, but not initialized. Print only 5 integers per line. [Hint: Use the calculation x % 5. When the value of this is 0, print a newline character; otherwise, print a tab character.]

Выберите один ответ.

	a. x = 1; while ( x >= 20 ) { cout << x; if ( x % 5 == 0 ) cout << endl; else cout << '\t'; x++; }
	b. x = 1; while ( x <= 20 ) { cout << x; if ( x % 5 = 0 ) cout << endl; else cout << '\t'; x++; }
+	c. x = 1; while ( x <= 20 ) { cout << x; if ( x % 5 == 0 ) cout << endl; else cout << '\t'; x++; }

Question75

Баллов: 1

Which of the following is a static string?

Выберите один ответ.

+	a. static string str;
	b. Static String
	c. char string[100];
	d. 'Static String'
	e. static

 

Question76

Баллов: 1

Which of the following accesses a variable in structure *b?

Выберите один ответ.

	a. b-var;
	b. b>>var;
	c. b>var;
	d. b.var;
+	e. b->var;

Question77

Баллов: 1

Find four different C++ statements that each add 1 to integer variable x:

Выберите по крайней мере один ответ:

+	a. ++x;
	b. x == x + 1;
	c. x += 1;
+	d. x =+ 1;
	e. x += x + 1;
+	f. x = x + 1;
+	g. x++;

Question78

Баллов: 1

Which of the following is true?

Выберите один ответ.

	a. .1
	b. 66
	c. All of the above
+	d. 1
	e. -1

Question79

Баллов: 1

Which of the following is not a correct variable type?

Выберите один ответ.

	a. char
	b. double
	c. int
+	d. real
	e. float

Question80

Баллов: 1

Which of the following operators does NOT indicate a sequence point in the code?

Выберите один ответ.

	a. &&
+	b. ?
	c. ,
	d. =
	e. ||

 

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