[CP 2] M4 - Structures

char str[80];

char str[80];

Which of the following is correct? Group of answer choices

char str[80];

char (80);

ch str[80];

char 80;

string

It is a sequence of characters

getline()

It is a sequence of characters

isspace()

Returns true provided character expression is a whitespace character, such as the blank or newline character, otherwise, returns false.

cin.getline(str,80);

Which of the following is correct? Group of answer choices

Cin.getline(str,80);

cin.getlines(str,80);

cin.Getline(str,90)

cin.getline(str,80);

! is a punctuation character

What is the output of the given program?

\#include <cctype\>

\#include <iostream\>

using namespace std;

int main()

{

char ch1 \= '!';

if (ispunct(ch1) )

cout << ch1 << " is a punctuation character";

else

cout << ch1 << " is not a punctuation character";

return 0;

toupper()

Converts lowercase letter to uppercase

concatenation

It refers to merging of two strings

isupper()

Returns true provided character expression is an uppercase letter otherwise it returns false

Which of the following operator can be used also in strings?

-

>

@

Hello World

What is the output of the following program?

\#include <iostream\>

\#include <string\>

using namespace std;

int main () {

string str1 \= "Hello ";

string str2 \= "World";

string str3;

str3 \= str1.append(str2);

cout << str3 << endl;

return 0;

}

error

What is the output of the following program?

\#include <iostream\>

\#include <string\>

using namespace std;

int main () {

string str1 \= "Trust";

int len \= str1.size()

cout << len << endl;

return 0;

}

stod

Which of the following function converts a string to double? Group of answer choices

stof

stoll

stod

stoi

#=

Which of the following operators is not a comparison operator? Group of answer choices

>=

==

<=

#=

string

A header file that handles string in C++

char

Strings are accessed by variables of what type?

NOT Equal

What is the output of the following?

\#include <iostream\>

\#include <string\>

using namespace std;

int main () {

string str1 \= "Hello";

string str2 \= "World";

if (str1\==str2)

cout << "Equal";

else

cout << "NOT Equal";

return 0;

}

string

What is the identifier given to string class to declare string objects?

to_string

Which of the following function converts a numerical value to string?

tolower

stoi

toupper

to_string

dot . operator

What operator is used to access the members of a structure?

student.name

Complete the code below:

\#include <iostream\>

\#include <string\>

using namespace std;

struct Person

{

string name;

int age;

};

int main()

{

Person student;

student.name \= "Ronel";

cout << \_________________;

return 0;

}

You need to create an array from a structure named Students, which is correct?

You need to create an array from a structure named Students, which is correct?

Students stud[3];

Students.stud = 3;

Students(3);

students stud -> 3;

yes

Can a structure contain an integer, string and double data type?

struct a_struct {int a;};

Which of the following is a properly defined struct?

struct a_struct {int a;};

struct a_struct int a;

struct {int a;}

struct a_struct {int a;}

;

\What will be used when terminating a structure?

;

;;

}

:

3

How many members are in this structure?

struct Person

{

char name[50];

int age;

double salary;

};

students.age = 22;

Which of the following statements assigns a value to the age member of students? Group of answer choices

stud.age = 25;

age.student = 22;

students.age = 22;

Students.age = 20;

Person var;

Which properly declares a variable of struct Person? Group of answer choices

string Person;

Person var;

struct var;

Person;

s1.salary

Complete the code below:

\#include <iostream\>

\#include <string\>

using namespace std;

struct Person

{

string name;

int age;

double salary;

};



int main()

{

Person s1;

s1.name \= "Ronel";

s1.age \= 35;

\____________ \= 83095.99;

return 0;

}

error

What is the output of the program?

int main()

{

structure hotel

{ int items;

char name[10];

}a;

strcpy(a.name, "Neji");

a.items=10;

cout << a.name;

return 0;

}

Student s1,s2;

Which of the following is the correct declaration of a structure variable?

Student s1:s2;

Student s1,s2;

s1,s2= Student ;

Student (s1,s2);

{}

The function body is written inside ___________

Function

It is a block of code to perform a specific task

3

How many members are in this structure?

struct Person

{

char name[50];

int age;

float salary;

};

structure vARIABLE

A ________________ can be passed to a function in similar way as normal argument.

void funtion

It is simply a function that doesn't need to return anything

doesn't have any parameters

The empty parentheses in a function means that it _______________

overloaded function

Two or more functions having the same name but different argument(s)

argument

What is the purpose of p from the following code?

void displayData(Person p)

{

cout << "\nDisplaying Information." << endl;

cout << "Name: " << p.name << endl;

cout <<"Age: " << p.age << endl;

cout << "Salary: " << p.salary;

}

ctype.h

This header declares a set of functions to classify and transform individual characters.

TEST STRING.

What is the output of the given program?

\#include <iostream\>

\#include <ctype.h\>

using namespace std;

int main ()

{

int i\=0;

char str[]\="Test String.\n";

char c;

while (str[i])

{

c\=str[i];

if (islower(c)) c\=toupper(c);

putchar (c);

i++;

}

return 0;

}

9 1 4

\#include <cctype\>

\#include <iostream\>

\#include <cstring\>

using namespace std;

int main()

{

char str[] \= "hj;pq91js4";



cout << "The digit in the string are:" << endl;

for (int i\=0; i<strlen(str); i++)

{

if (isdigit(str[i]))

cout << str[i] << " ";

}

return 0;

}

tolower()

It returns the lowercase version of a character expression:

strcpy()

Which of the following is a cstring function? Group of answer choices

fabs()

sqrt()

abs()

strcpy()

HELLO WORLD!

What is the output of the given program?

\#include <iostream\>

\#include <ctype.h\>

using namespace std;

int main ()

{

int i\=0;

char str[]\="hello world!\n";

char c;

while (str[i])

{

c\=str[i];

if (islower(c)) c\=toupper(c);

putchar (c);

i++;

}

return 0;

}

strlen()

It returns the length of a string

iscntrl()

Check if a character is a control character

both append and operator +=

Which method do we use to append more than one character at a time?

data

operator +=

both append and operator +=

append

1

What is the output of the given program?

\#include <iostream\>

\#include <string\>

using namespace std;

int main ()

{

string str1 \= "";

cout << str1.empty();

return 0;

}

word is found at index 10

What is the output of the given program?

\#include <iostream\>

\#include <string\>

using namespace std;

int main ()

{

string str1 \= "This is a test";

string str2 \= "test";

cout << "Word is found at index " << str1.find(str2,0);

return 0;

}

H

What is the output of the following program?

\#include <iostream\>

\#include <string\>

using namespace std;

int main () {

string myString \= "Hello";

cout << myString[0];

return 0;

}

Hello World

What is the output of the following program?

\#include <iostream\>

\#include <string\>

using namespace std;

int main () {

string str1 \= "Hello ";

string str2 \= "World";

string str3;

str3 \= str1 + str2;

cout << str3 << endl;

return 0;

}

5

What is the output of the following program?

\#include <iostream\>

\#include <string\>

using namespace std;

int main () {

string str1 \= "Hello";

int len \= str1.size();

cout << len << endl;

return 0;

}

A member

Check the given structure:

struct Person

{

string name;

int age;

float salary;

};

The salary is :

structure

It is a collection of variables of different data types under a single name

Person s1, s2;

If you have a structure named Person, how can you create a structure variable named s1 and s2?

yes

Can you place an array inside a structure?

Person p1;

Check on the given structure:

struct Person

{

char name[50];

int age;

float salary;

};

If you will create an instance of the structure named p1, what would be the command?

Structure variable

\The instance of the structure is known as:

true

A structure variable can be passed to a function in a similar way as a normal argument

Person p,q;

Which of the following is the correct declaration of a structure variable?
Group of answer choices

Person p,q;

Person <p\><q\>;

Person (p,q);

Person "p,q";

60

What is the output of the following program?

\#include <iostream\>

using namespace std;

struct ship

{

int size;

} boat1, boat2;

int main()

{

boat1.size \= 10;

boat2.size \= 50;

boat2.size +\= boat1.size;

cout<< boat2.size;

return 0;

}

void function

Which of the following functions does not use a return statement? Group of answer choices

int temp (int a)

Void Function

double sales (double x, double y, double x)

int add (int x, int b)

create an array of structure

What does struct Point arr[5]; do?

variable

What is the purpose of s from the following code?

void displayData(Student s)

{

cout << "\nDisplaying Information." << endl;

cout << "Name: " << s.name << endl;

cout <<"Age: " << s.course << endl;

}