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# Exercise Title Features Description Platform Keywords
1 ML Type Inferencing 1 Tracing Exercise A self-practice question where user matches a ML type inference with its code. OpenDSA Type
2 ML Type Inferencing 2 Tracing Exercise A self-practice question where user matches a ML type inference with its code. OpenDSA Type
3 ML Type Inferencing 3 Tracing Exercise A self-practice question where user matches a ML type inference with its code. OpenDSA Type
4 ML Type Inferencing 4 Tracing Exercise A self-practice question where user matches a ML type inference with its code. OpenDSA Type
5 ML Type Inferencing 5 Tracing Exercise A self-practice question where user matches a ML type inference with its code. OpenDSA Type
6 ML Type Inferencing 6 Tracing Exercise A self-practice question where user matches a ML type inference with its code. OpenDSA Type
7 Type Casting Type Casting AnnEx arithmetic operations, operators, primitive data types, variables
8 Practicing manipulating variables and checking types Construct a program that calculate two variables' modulus and check the type of the modulus jsParsons data types
9 Practicing using math library and check a variable's type Construct a program that accesses math.pi and check its type jsParsons data types
10 Data Type Isinstance Python CodeVisualization for demonstrating Data Type Isinstance JSVEE data types
11 Data Type Typeof Python CodeVisualization for demonstrating Data Type Typeof JSVEE data types, operators, variables
12 Input Manipulation Construct a program that takes a user's inputs and multiplies the inputs.Then print the type of the result, convert the... PCEX data types, functions
13 Data Type 1 Python PredictingFinalResult for demonstrating Data Type 1 QuizPET data types, operators, variables
14 Data types concept map: Review Questions Question, Battery, Concept Map Self-assessment question battery about the data types concept map. OpenDSA Data Type, Abstract Data Type
15 ADT Introduction Review Questions Question, Battery Self-assessment question battery about data types. OpenDSA Data Type, Abstract Data Type
16 Generic method for filling an array Code Completion The class below has a static method which sets all elements of an array to a value. The method is... CodeCheck Generic Types
17 Hello Printer Java BehaviorExample for demonstrating Hello Printer AnnEx data types, variables
18 HelloWorld HelloWorld_v2 AnnEx data types, operators, variables
19 Multiple Variables 2 Multiple Variables 2 AnnEx data types, variables
20 Primitive Data Types Primitive Data Types AnnEx data types, operators, primitive data types, variables
21 Print Tester Java BehaviorExample for demonstrating Print Tester AnnEx data types, variables
22 Variable Demo Java BehaviorExample for demonstrating Variable Demo AnnEx data types, variables
23 Variable Declaration Variable Declaration AnnEx data types, operators, variables
24 Variable Initialization Variable Initialization AnnEx data types, operators, primitive data types, variables
25 Hello Printer Java CodeVisualization for demonstrating Hello Printer JSVEE data types, operators, primitive data types, variables
26 Primitive Datatype Demo Java CodeVisualization for demonstrating Primitive Datatype Demo JSVEE data types, operators, primitive data types, variables
27 ae_python_float Python CodeVisualization for demonstrating ae_python_float JSVEE data types, operators, variables
28 Import Math Python CodeVisualization for demonstrating Import Math JSVEE data types, functions
29 Data Types Functions Python PredictingFinalResult for demonstrating Data Types Functions QuizPET algorithm analysis, data types, functions
30 Data Types Module Python PredictingFinalResult for demonstrating Data Types Module QuizPET algorithm analysis, data types, functions
31 Data Types 2 Python PredictingFinalResult for demonstrating Data Types 2 QuizPET data types, operators, variables
32 Number Basics Python BehaviorExample for demonstrating Number Basics WebEx numeric types
33 Variable to Integer Python BehaviorExample for demonstrating Variable to Integer WebEx numeric types
34 String Variables Java PredictingFinalResult for demonstrating String Variables QuizJET data types, primitive data types, string operations, strings, variables
35 println Test Java PredictingFinalResult for demonstrating println Test QuizJET data types, primitive data types, variables
36 Simple Variable Test Java PredictingFinalResult for demonstrating Simple Variable Test QuizJET data types, primitive data types, variables
37 Using Double Java PredictingFinalResult for demonstrating Using Double QuizJET data types, primitive data types, variables
38 Using float Java PredictingFinalResult for demonstrating Using float QuizJET data types, primitive data types, variables
39 int Variable 1 Java PredictingFinalResult for demonstrating int Variable 1 QuizJET data types, primitive data types, variables
40 int Variables 4 Java PredictingFinalResult for demonstrating int Variables 4 QuizJET data types, operators, primitive data types, variables
41 Generic matrix class as a map with integer keys Code Completion Your task is to complete the implementation of a generic Matrix class. A matrix is a two-dimensional arrangement of elements.... CodeCheck Generic Types
42 Generic matrix class as linear array Code Completion Your task is to complete the implementation of a generic Matrix class. A matrix is a two-dimensional arrangement of elements.... CodeCheck Generic Types
43 Generic pair with min method Code Completion CodeCheck Generic Types
44 Finding all matches for a predicate Code Completion Recall that a predicate is a method with a Boolean return value. The Predicate interface can be used to test... CodeCheck Generic Types
45 Finding the first match for a predicate Code Completion Recall that a predicate is a method with a Boolean return value. The Predicate interface can be used to test... CodeCheck Generic Types
46 Generic matrix class as array of arrays Code Completion Your task is to complete the implementation of a generic Matrix class. A matrix is a two-dimensional arrangement of elements.... CodeCheck Generic Types
47 Generic matrix class as a map with integer pair keys Code Completion Your task is to complete the implementation of a generic Matrix class. A matrix is a two-dimensional arrangement of elements.... CodeCheck Generic Types
48 Pair class with compareTo method Code Completion We sometimes want to compare two Pair objects, for example, when using pairs as keys in a tree map. CodeCheck Generic Types
49 Generic replicate method Code Completion Implement the generic replicate method. It should return a list containing multiple copies of the given value. CodeCheck Generic Types
50 Java Data Types Presentation Slideshow showing primitive data types in Java and the concept of object and reference. OpenDSA Pointer, Reference, Data Type, Object
51 Fahrenheit to Celsius Conversion Construct a program that computes the Celsius equivalent of an input Fahrenheit value using the formula C = (F -... PCEX primitive data types
52 Converting String to double Java PredictingFinalResult for demonstrating Converting String to double QuizJET primitive data types, strings
53 Converting String to int Java PredictingFinalResult for demonstrating Converting String to int QuizJET primitive data types, strings
54 Length of Line Code Completion Complete the following function that computes the length of a line segment with end points (x1, y1) and (x2, y2).... CodeCheck Fundamental Data Types
55 Last n Characters Code Completion Write a method that gets the last n characters from a string. For example, last("Hello, World!", 5) should return the... CodeCheck Fundamental Data Types
56 Decimal Degrees Code Completion Latitude and longitude are measured in degrees, minutes and seconds. As with time measurements, there are 60 seconds to a... CodeCheck Fundamental Data Types
57 Change Firstname Lastname to Lastname, Firstname Code Completion Fred fills out his time sheet at work, but he needs to provide the number of minutes worked. He only... CodeCheck Fundamental Data Types
58 Swap first and last name Code Completion Write a method getLastFirst whose parameter is a string containing a name such as "Harry Smith" and that returns a... CodeCheck Fundamental Data Types
59 Degree, Minute, Second Code Completion Latitude and longitude can be expressed in the form of decimal degrees. Another form, often used on maps, is degrees,... CodeCheck Fundamental Data Types
60 Normalizing Angles Code Completion When you work with angle measurements, you often want them normalized or converted into the range between 0 . .... CodeCheck Fundamental Data Types
61 Initials Code Completion Complete the initials method in the class below. For example, the call initials("Harry", "Joseph", "Hacker") should return the string "HJH". CodeCheck Fundamental Data Types
62 Timer Code Completion The following timer class measures the total time that has elapsed after timing a number of events. Your job is... CodeCheck Fundamental Data Types
63 Distance between two points on earth Code Completion A position on the planet Earth is specified by latitude and longitude (in degrees). The distance between two points on... CodeCheck Fundamental Data Types
64 Dictionary ADT Review Questions Question, Battery A battery of self-assessment questions on the Dictionary ADT. OpenDSA Dictionary, Abstract Data Type
65 Celsius To Fahrenheit Conversion Construct a program that computes the Fahrenheit equivalent of an input Celsius value using the formula F = (9/5)C +... PCEX operators, primitive data types, variables
66 Vending Machine With Dollars and Quarters Suppose we have a vending machine that gives change. A customer selects an item for purchase and inserts a bill... PCEX operators, primitive data types, variables
67 Vending Machine With Quarters-Dimes- and Nickels Suppose we have a vending machine that gives change. A customer selects an item for purchase and inserts a bill... PCEX operators, primitive data types, variables
68 Constant2 Constant2 AnnEx constants, data types, variables
69 Constants Constants AnnEx constants, data types, variables
70 Print Tester Java CodeVisualization for demonstrating Print Tester JSVEE arithmetic operations, data types, operators, variables
71 Cash Register Constant Demo Java CodeVisualization for demonstrating Cash Register Constant Demo JSVEE constants, data types, operators, primitive data types, variables
72 Constant Demo Java CodeVisualization for demonstrating Constant Demo JSVEE constants, data types, operators, primitive data types, variables
73 Constsnt Math Demo Java CodeVisualization for demonstrating Constsnt Math Demo JSVEE constants, data types, operators, primitive data types, variables
74 Multiple Variables Java CodeVisualization for demonstrating Multiple Variables JSVEE arithmetic operators, data types, operators, primitive data types, variables
75 String Concatenation (Case 2) Construct a program that prints the text "333", "63", and "36". PCEX conditionals, data types, string operations, strings, variables
76 Printing Full Name with Middle Initial Construct a program that prints the full name with middle initial for the name "John Phillip Smith". PCEX conditionals, data types, string, string operations, strings, variables
77 int Variables 3 Java PredictingFinalResult for demonstrating int Variables 3 QuizJET arithmetic operators, data types, operators, primitive data types, variables
78 Strings 6 Java PredictingFinalResult for demonstrating Strings 6 QuizJET conditionals, data types, string operations, strings, variables
79 int Variables 1 Java PredictingFinalResult for demonstrating int Variables 1 QuizJET arithmetic operators, data types, operators, primitive data types, variables
80 int Variables 2 Java PredictingFinalResult for demonstrating int Variables 2 QuizJET arithmetic operators, data types, operators, primitive data types, variables
81 Variable Demo Java CodeVisualization for demonstrating Variable Demo JSVEE arithmetic operations, arithmetic operators, data types, operators, variables
82 Calculating and Rounding Up Body Mass Index (BMI) To the Nearest Integer BMI is a measure of body fat based on height and weight that applies to adult men and women. BMI... PCEX arithmetic operations, arithmetic operators, data types, operators, variables
83 Fahrenheit to Celsius Conversion Construct a program that computes the Celsius equivalent of an input Fahrenheit value using the formula C = (F -... PCEX arithmetic operators, constants, data types, operators, primitive data types, variables
84 Pythagorean Theorem (Case 2) Suppose that the user provides two input values for a right-angle triangle. The first input is for the length of... PCEX arithmetic operations, arithmetic operators, data types, operators, variables
85 Comparing Strings Java PredictingFinalResult for demonstrating Comparing Strings QuizJET boolean expressions, conditionals, data types, string operations, strings, variables
86 Constants 2 Java PredictingFinalResult for demonstrating Constants 2 QuizJET arithmetic operators, constants, data types, operators, variables
87 Using double and Math class Java PredictingFinalResult for demonstrating Using double and Math class QuizJET arithmetic operations, operators, primitive data types, variables
88 Using int Java PredictingFinalResult for demonstrating Using int QuizJET arithmetic operators, operators, primitive data types, variables
89 Using float Java PredictingFinalResult for demonstrating Using float QuizJET arithmetic operators, operators, primitive data types, variables
90 Unit Converter Construct a program that computes the Fahrenheit equivalent of an input Celsius value using the formula F = (9/5)C +... PCEX arithmetic operators, constants, operators, primitive data types, variables
91 Vending Machine Suppose we have a vending machine that gives change. A customer selects an item for purchase and inserts a bill... PCEX arithmetic operators, constants, operators, primitive data types, variables
92 Vending Machine With Quarters, Dimes, and Nickels Suppose we have a vending machine that gives change. A customer selects an item for purchase and inserts a bill... PCEX arithmetic operators, constants, operators, primitive data types, variables
93 Using double Java PredictingFinalResult for demonstrating Using double QuizJET arithmetic operations, arithmetic operators, operators, primitive data types, variables
94 DEPRECATED_Type Casting Java BehaviorExample for demonstrating DEPRECATED_Type Casting AnnEx
95 Variable type: Numbers Python BehaviorExample for demonstrating Variable type: Numbers WebEx operators, variables
96 Variable type: Strings Python BehaviorExample for demonstrating Variable type: Strings WebEx operators, variables
97 Variable type: Lists Python BehaviorExample for demonstrating Variable type: Lists WebEx list, variables
98 Variable type: Tuples Python BehaviorExample for demonstrating Variable type: Tuples WebEx variables
99 Variable type: Dictionary Python BehaviorExample for demonstrating Variable type: Dictionary WebEx dictionaries, variables
100 Variable Type Conversion Python BehaviorExample for demonstrating Variable Type Conversion WebEx operators, variables
101 An enum type describing chemical elements Code Completion Enumerated types in Java are quite powerful, in that they can contain methods and instance variables. An enum type class... CodeCheck Inheritance
102 Variable Types C++ BehaviorExample for demonstrating Variable Types AnnEx
103 Casting data types (Memphis) The code below demonstrates how to swap the values of x and y, and perform some casting operations to convert... AnnEx
104 List Element Type Slideshow Algorithm Visualization Slideshow illustrating the choice between storing non-homogeneous data types in list nodes and limiting to a homogenous data type. OpenDSA List Element Implementation
105 DEPRECATED_Primitive Data Types Java BehaviorExample for demonstrating DEPRECATED_Primitive Data Types AnnEx
106 q_py_data_types_functions_es Python PredictingFinalResult for demonstrating q_py_data_types_functions_es QuizPET functions
107 q_py_data_types_module_es Python PredictingFinalResult for demonstrating q_py_data_types_module_es QuizPET functions
108 q_py_data_types2_es Python PredictingFinalResult for demonstrating q_py_data_types2_es QuizPET functions, operators, variables
109 Converting between Class and Interface Types Java BehaviorExample for demonstrating Converting between Class and Interface Types AnnEx interfaces
110 Using instanceof for Converting Between Animal Types Code Completion The Cat and Dog class below implement the Animal interface. All animals have names, but only dogs do tricks. Implement... CodeCheck Interfaces
111 Using an Abstract Class Code Completion Light bulbs can be identified by type and can be measured by the amount of lumens produced per watt of... CodeCheck Inheritance
112 Swap values by using an array Code Completion A Java method cannot update primitive type parameters. For example, the following method does not work as intended: CodeCheck Designing Classes
113 Introduce class to implement method that mutates value Code Completion A Java method cannot update primitive type parameters. For example, the following program cannot work as intended: CodeCheck Designing Classes
114 Pushdown Automata Transitions Frameset Programmed Instruction Programmed Instruction Frameset discussing Pushdown Automata transition types. OpenDSA Pushdown Automata
115 Conditional statements: Using the Right Conditional Statement Question, Battery Conditional Statement self-assessment questions: Deciding when to use each type of conditional structure. OpenDSA Conditional Statement
116 Design IllegalNumberOfWheels Exception Code Completion The following Vehicle class throws a custom exception of type IllegalNumberOfWheels. Your task is to implement this exception class. The... CodeCheck Input and Output
117 Throw IllegalArgumentException in Vehicle constructor Code Completion The Vehicle class given below is used to represent various types of self-propelled vehicles. It should be illegal to construct... CodeCheck Input and Output
118 Char Strings (Memphis) Some demos of working with the char and String data types. AnnEx strings
119 (Input) Employee Detail - CSEdPad This program takes user inputs where there are different input types, as it collects details of the employee. AnnEx input
120 PANDAS GroupBy 1 You're provided a dataframe of used cars using pandas. Group the data by 'type' and calculate the average mileage for... jsParsons json, pandas
121 PANDAS GroupBy 2 You're provided a dataframe of used cars using pandas. Group the data by 'type' and count the number of cars... jsParsons pandas
122 PANDAS GroupBy 3 You're provided a dataframe of used cars using pandas. Group the data by 'type' and find the maximum mileage for... jsParsons pandas
123 PANDAS Select 1 You're provided a dataframe of used cars using pandas. Select the columns with their type, mileage and name jsParsons json, pandas
124 PANDAS Select 2 You're provided a dataframe of used cars using pandas. Select the columns with their type, mileage and name. filter those... jsParsons pandas
125 PANDAS Stats 2 You're provided a dataframe of used cars using pandas. Select the 'type' and 'mileage' columns and use describe() to display... jsParsons pandas, statistics
126 PANDAS Stats 3 You're provided a dataframe of used cars using pandas. Count how many cars belong to each type using value_counts() and... jsParsons pandas, statistics
127 Input Manipulation Challenge Construct a program that takes a user's inputs and calculate the division of the inputs.Then convert the division result into... PCEX functions
128 Auto extending Vehicle and overriding getID Code Completion All vehicles used for transportation in the U.S. must have identification, which varies according to the type of vehicle. For... CodeCheck Inheritance
129 Overriding the equals Method Code Completion All vehicles used for transportation in the U.S. must have identification, which varies according to the type of vehicle. For... CodeCheck Inheritance
130 Drawing with fill3DRect Code Completion Complete the ThreeButtonComponent class to draw three boxes that look like push buttons. Each box is a Rectangle drawn in... CodeCheck Objects
131 Typical Mistakes During Tree Traversal Code Tracing Presentation Slideshow demonstrating some typical mistakes when writing recursive binary tree traversals. OpenDSA Preorder Traversal
132 Turing Machine Extensions Frameset Presentation Slideshow presenting various potential extensions to Turing machines, such as two-dimensional tapes, multiple heads, and non-determinism. Includes proofs that these... OpenDSA Turing Machine