Final Lesson Review

basics

100

What cout << "Hi" << endl << "there" << endl; will print out.

What is

Hi

there

200

What will print out

int cats = 3;

//cats = 5;

cout << "bob has " << cats << " cats";

What is

bob has 3 cats

300

what this will print out

cout << "3 + 1" << endl;

cout << 3 + 1 << endl;

What is

3 + 1

4

400

cout << "Hi there!" << 3 + 2 % 4 << "this is fun\n" << 2 * 4;

What is

Hi there!5thisisfun

8

500

int a = 5;

int b = 9;

int c = 0;

if(a * b == 44) c = 23;

else c = 14;

if(a - b > 0) c = c + 5;

if(b % a == 4) c = c - 2;

cout << "c is " << c << endl;

What is

c is 12

loops

100

int bob = 1;

while(bob < 3){

  cout << bob << endl;

}

1

2

200

int n = 15;

while(n >= 0){

  if(n % 4 == 0) cout << n << endl;

  n--;

}

12

8

4

0

300

for(int i = 1; i <= 5; i++){

  cout << i << endl;

}

1

2

3

4

5

400

for(int j = 0; j > -5; j--){

  cout << j << endl;

}

0

-1

-2

-3

-4

500

for(int p = 1; p <= 20; p = p + 2){

  if(p % 15 == 0) break;

  cout << p << endl;

}

1

3

5

7

9

11

13

variables

100

what variable type should fill the blank

_____ myNum = 9;

int

200

What variable type should fill each of the blanks

____ bob = 8.99;

____ hi = 'P';

____ hello = false;

____ cake = "I love cake";

double

char

bool

string

300

What variable type should I use when I want to store a number that counts how many people there are on earth (7.8 billion people)

_____ peopleOnEarth = 7800000000;

long long

400

int cats = 100;

bool catLady = false;

if(cats > 3) catLady = true;

if(catLady) cout << "She has too many cats!" << endl;

else cout << "She is not a cat lady" << endl;

She has too many cats!

500

string bob = "this is a ";

string boberta = "fantastic string";

string hi = bob + boberta;

cout << hi << endl;

this is a fantastic string

arrays

100

string cars[3] = {"Volvo", "BMW", "Ford"};

cout << cars[1] << endl;

BMW

200

string cars[3] = {"Volvo", "BMW", "Ford"};

cars[1] = "Mazda";

cout << cars[1] << endl;

Mazda

300

string cars[4] = {"Volvo", "BMW", "Ford", "Tesla"};

for(int i = 0; i < 4; i++){

  cout << cars[i] << " ";

}

Volvo BMW Ford Tesla

400

string name = "Bob Lee";

name[0] = 'R';

cout << name << endl;

Rob Lee

500

string cars[4] = {"Volvo", "BMW", "Ford", "Tesla"};

for(int i = 3; i >=0; i--){

  cout << cars[i] << endl;

}

Tesla

Ford

BMW

Volvo