CS 159 Jeopardy

Data Types

100

Data type used for saving a single letter as a variable

Char (character)

200

Data type for storing decimal values

Float

300

The longest data type in the integer family tree

Long Long Int

400

Name all three of the data types in the float family.

Float, Double, Long Double

500

The data type that we aren't allowed to use, as per course standards.

Boolean

Operators

100

Operator used for variable assignment

'='

200

List the four basic mathematical operators 

Addition, Subtraction, Multiplication, Divison

300

What are the compound operators?

+=, -=, *=, /=, %=

400

Explain the modulus operator

Vote

500

Rank the precedence of the operators in this statement:

x *= 8 / 4 + (-- 2);

Parentheses, Prefix, Division, Addition, Assignment

Built in Functions

100

Function for displaying output

printf

200

Function for taking input

scanf

300

Return type for <math.h> functions

double

400

Function that returns the nearest, rounded down integer value

floor

500

Function libraries used in our previous assignments

<math.h> , <stdio.h>

Output Statements

100

What's the output?

float x = 2;

printf("%.2f", x);

2.00

200

What's the output?

float y = 4.53;

printf("%d", y);

Uninitialized Data

300

What's the output?

float z = 4/3;

printf("%.2f", z);

1.00

400

What's the output?

float z = 1.33;

printf("%f", z);

1.330000

500

What's the output?

float x = 10.5;

printf("%-5.2f", x);

Left Aligned, Five Reserved Spaces, 10.50

User-Defined Functions

100

The function that we have already been using in our previous assingments

main

200

Variables passed into functions

Parameters

300

Number of values that can be returned by a function

One

400

Functions always return this, even if variables are not being passed

Control

500

In the function definition:

void displayOutput (int)

Explain the significance of each word.

Void: Data/Return Type

Greeting: Function Name

Int: Parameter