Quiz 1 Review - CS125

T/F: 'int' is an example of a built-in data type

• True

• False

What does this code print?

int num1 = 9, num2 = 4,

if (num1 >= num2) {

if (num1 == num2) {

printf("Result: %d = %d",num1,num2); }

else {

printf("Result: %d > %d", num1, num2); } }

else {

printf("Result: %d < %d",num1, num2); }

• Result: 4 < 9

• Result: 4 = 9

• Result: 9 > 4

• This code will not compile

T/F: This statement is valid in C

result + 10 = 2 * 30 - 3;

• True

• False

T/F: This statement is valid in C

result += 5 * 8;

• True

• False

T/F: This is a valid variable in C

int 999powerLevel;

• True

• False

T/F: This is a valid variable in C

char operator;

• True

• False

T/F: This is a valid variable in C

float _myFloat;

• True

• False

What is the output of this code?

int healthPoints = 100;

if (healthPoints == 100)

printf("You survived!");

else

printf("wasted");

• You survived!

• wasted

• Nothing

• This code will not compile

What does this code print?

int luckValue = -100;

if(luckValue)

printf("It's your lucky day!");

else

printf("No luck... :(");

• It's your lucky day!

• No luck... :(

• This code will not compile

• Error: negative value

What is the output of this code?

int healthPoints = 0;

if (healthPoints)

printf("You survived!");

else

printf("wasted");

• You survived!

• wasted

• Nothing

• This code will not compile