Int main(int argc, char** argv)

{

Foo f;

f.x = 11;

std::cout << (0?3:f) << std::endl;

return 0;

}

Выберите один ответ. a. 11

b. 21

c. 0

d. undefined

e. 3

Question 27

Баллов: 1

When does the code block following while(x<100) execute?

Выберите один ответ. a. When x is less than one hundred

b. Infinite loop

c. When x is greater than one hundred

d. When x is equal to one hundred

e. While it wishes

Question 28

Баллов: 1

Write a single statement that performs the specified task. Assume that floating-point variables number1 and number2 have been declared and that number1 has been initialized to 7.3. Assume that variable ptr is of type char *. Assume that arrays s1 and s2 are each 100-element char arrays that are initialized with string literals. Declare the variable fPtr to be a pointer to an object of type double.

Выберите один ответ. a. double *&fPtr;

b. double *fPtr;

c. double &fPtr;

Question 29

Баллов: 1

The process of placing the elements of an array in order is called ________ the array

Выберите один ответ. a. sorting

b. replacing

c. relocation

d. searching

Question 30

Баллов: 1

Which header file do you need to include to use typecasting?

Выберите один ответ. a. fstream.h

b. ctype.h

c. math.h

d. iostream.h

e. None

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Question 31

Баллов: 1

Which properly declares a variable of struct foo?

Выберите один ответ. a. struct foo;

b. int foo;

c. foo var;

d. var foo;

e. foo;

Question 32

Баллов: 1

Which of the following accesses a variable in structure b?

Выберите один ответ. a. b-var;

b. b->var;

c. struct b;

d. b.var;

e. b>var;

Question 33

Баллов: 1

The ________ enables access to a global variable with the same name as a variable in the current scope

Выберите один ответ. a. var

b. local

c. register

d. unary scope resolution operator ( :: )

e. name

Question 34

Баллов: 1

What is the output of the program?

#include<iostream>

usingnamespace std;

int main() {

int *x = newint[10];

for (int i=0; i<10; i++)

x[i] = i+5;

cout << *(x+1) << endl;

return 0;

}

Выберите один ответ. a. 6

b. 002BF7E0

c. 7

d. 1

e. 5

Question 35

Баллов: 1

Correct mistake in the program below:

int main {

cout << “anyonghaseyo” << endl;

return 0;

}

Выберите один ответ. a.

int main {

cout << “anyonghaseyo” << endl;

}

b.

int main() {

cout << “anyonghaseyo” << endl;

return 0;

}

c.

void main() {

cout << “anyonghaseyo” << endl;

return 0;

}

d.

int main() {

cout << “anyonghaseyo” << endl;

}

e.

int main {

cout << “anyonghaseyo” << endl;

return 0;

}

Question 36

Баллов: 1

A program must call function close explicitly to close a file associated with an ifstream, ofstream or fstream object.

Ответ:

True

False

Question 37

Баллов: 1

What will be output ?

#include <iostream>

using namespace std;

void f ();

int main(){

for (int i = 0; i< 3; i++)

f ();

return 0;

}

void f (){

int num = 99;

cout << num << " ";

num++;

}

Выберите один ответ. a. 98 99 100

b. 99 99 99

c. 99 100 101

d. 98 99 100

Question 38

Баллов: 1

Identify and correct the errors in the following statement (assume that the statement using std::cout; is used):

if ( c < 7 );

cout << "c is less than 7\n";

Выберите один ответ. a. if ( c < 7 ); { cout << "c is less than 7\n";}

b. if ( c < 7 ) { cout << "c is less than 7\n"}

c. if ( c < 7 ) cout << "c is less than 7\n"

d. if ( c < 7 ) cout << "c is less than 7\n";

e. if ( c < 7 ) then cout << "c is less than 7\n";

Question 39

Баллов: 1

Which of the following is the boolean operator for logical-and?

Выберите один ответ. a. |&

b. &&

c. |

d. &

e. AND

Question 40

Баллов: 1

Which of the following gives the memory address of the first element in array foo, an array with 100 elements?

Выберите один ответ. a. foo[1];

b. &foo;

c. foo();

d. foo;

e. foo[0];

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Question 41

Баллов: 1

Write a single statement that performs the specified task. Assume that floating-point variables number1 and number2 have been declared and that number1 has been initialized to 7.3. Assume that variable ptr is of type char *. Assume that arrays s1 and s2 are each 100-element char arrays that are initialized with string literals. Append the first 10 characters from the string in s2 to the string in s1.

Выберите один ответ. a. catstrn( s1, s2, 10 );

b. string_cat( s1, s2, 10 );

c. strncat( s1, s2, 10 );

Question 42

Баллов: 1

Input/output in C++ occurs as ____________ of bytes

Выберите один ответ. a. arrays

b. strings

c. streams

Question 43

Баллов: 1

A pointer that is declared to be of type void * can be dereferenced

Ответ:

True

False

Question 44

Баллов: 1

Find the error in the following program segment and correct the error:

Assume that int b[ 10 ] = { 0 };

for ( int i = 0; <= 10; i++ )

b[ i ] = 1;

Выберите один ответ. a. for ( int i = 0; <=10; i++ )

b[ i ] = 1;

b. for ( int i = 0; < 10; i++ );

b[ i ] = 1;

c. for ( int i = 0; <= 9; i++ )

b[ i ] = 1;

Question 45

Баллов: 1

The selection statement is used to execute one action when a condition is true or a different action when that condition is false.

Question 46

Баллов: 1

Use a for statement to print the elements of array numbers using pointer/subscript notation with pointer nPtr

Выберите один ответ. a. cout << fixed << showpoint << setprecision( 1 );

for ( int m = 0; m < SIZE; m++ )

cout << nPtr << ' ';

b. cout << fixed << showpoint << setprecision( 1 );

for ( int m = 0; m < SIZE; m++ )

cout << *nPtr[ m ] << ' ';

c. cout << fixed << showpoint << setprecision( 1 );

for ( int m = 0; m < SIZE; m++ )

cout << nPtr[ m ] << ' ';

Question 47

Баллов: 1

An object's non-static member functions have access to a "self pointer" to the object called the __________ pointer.

Выберите один ответ. a. local

b. this

c. proper

d. friend

Question 48

Баллов: 1

If I do not want to use return in my function myFunc() what I have to speciafy as return type?

Выберите один ответ. a. void

b. whitespace

c. null

d. NULL

Question 49

Баллов: 1

Which of the following gives the memory address of integer variable a?

Выберите один ответ. a. ^a;

b. *a;

c. &a;

d. a;

e. address(a);

Question 50

Баллов: 1

Which of the following is not a keyword?

Выберите один ответ. a. union

b. mutable

c. typedef

d. volatile

e. cast

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Question 51

Баллов: 1

Add variable x to variable sum and assign the result to variable sum

Ответ:

Question 52

Баллов: 1

The ________ qualifier is used to declare read-only variables

Выберите один ответ. a. read-only

b. static

c. unchangeable

d. const

e. read

Question 53

Баллов: 1

Output the string "Enter your name: "

Выберите один ответ. a. cout << "Enter your name: ";

b. cin << "Enter your name: ";

c. cout >> "Enter your name: ";

Question 54

Баллов: 1

Which of the following is a limit on inline functions?

Выберите один ответ. a. Inline functions cannot be used more than three times in a one code file.

b. Inline functions must be less than ten lines.

c. Inline functions must return a value.

d. The compiler may choose to ignore an inline directive.

e. Inline functions cannot return a value

Question 55

Баллов: 1

By default, memory addresses are displayed as long integers

Ответ:

True

False

Question 56

Баллов: 1

A __________ should be used to declare the size of an array, because it makes the program more scalable

Выберите один ответ. a. constant variable

b. number

c. constant

d. static variable

Question 57

Баллов: 1

The escape sequence \n, when output with cout and the stream insertion operator, causes the cursor to position to the beginning of the next line on the screen.

Ответ:

True

False

Question 58

Баллов: 1

What does the inline keyword do?

Выберите один ответ. a. Allows one-line function declarations

b. Indicates a function declaration

c. Causes all function calls to be replaced by the code from the function

d. Indicates a short function.

e. Tells the compiler to use the function only within the same source code file

Question 59

Баллов: 1

Determine the value, true or false, of each of the following Boolean expressions, assuming that the value of the variable count is 0 and the value of the variable limit is 10.

(limit > 0) && ((limit/count) > 7)

Выберите один ответ. a. false

b. None of the given choices.

c. Both true and false

d. true

e. Error

Question 60

Баллов: 1

Identify and correct the errors in the following code:

while ( c <= 5 )

{

product *= c;

c++;

Выберите один ответ. a. while ( c <= 5 )

{

product *= c;

c++;

}

b. while ( c <= 5 )

{

product *= c;

c++

}

c. while ( c <= 5 );

{

product *= c;

c++;

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Question 61

Баллов: 1

$$1 Select the best answer to the output of the program:

#include<iostream>

usingnamespace std;