Python vs Java Assignments: What Professors Expect

Most students from UK universities studying one of the disciplines of Computer Science, Software Engineering or Data Science learn both Python and Java. In carrying out tasks comparing Python and Java, lecturers are keen to go beyond code that works. They are more interested in the student’s understanding of the problem, the particulars of the assignment, the approach taken, and the general testing of the code.

While each has its distinct characteristics, Python and Java have different working principles. Python has a simple syntax and often takes less code. Java has a more defined and structured approach and is concerned with classes and objects, as well as methods and object-oriented programming.

Being aware of these differences will give students insight into what lecturers expect in programming tasks.

Why Professors Use Python and Java

As mentioned, each programming language used in teaching has its own advantages. Both help develop a learner’s analytical thinking and solving capability.

In Python programming, the focus is more on learning variables, functions, loops, conditional statements, recursion, lists, and dictionaries. The clear syntax helps the learner to focus on the logic of the problem.

In Java, object-oriented programming is the focal point. A Java assignment may target working with classes, objects, methods, interfaces, collection frameworks, inheritance, and polymorphism.

The purpose of comparing Python and Java is not to determine which language is easier. Lecturers use the tasks to find out if students have understood the programming concepts required and can apply them appropriately.

Python Assignment vs Java Assignment

A Python assignment and a Java assignment may evaluate different skills. Students should always ensure that they have understood the project specification before commencing on the code.

What Professors Expect in Python

Clarity of logic and efficiency of solution are most important in many Python based assignments. Students will be asked to write functions, preprocess data, build programs that use a list or a dictionary, validate input, or algorithm programs.

Professors may be expecting to see:

Source code that is logically structured as well as readable

Simple data structures

Properly named variables and functions

Correct use of loops and conditionals

Proper input validation and exception handling

Programs that are self-documenting and easy to understand

Testing of programs with a variety of inputs

Students will be assessed based on simplicity of program. Unnecessary programs increase difficulty of the program, testing the program and maintenance of the program.

What Professors Expect in Java

Java based assignments may have a greater focus on the structure of solutions. Students will be expected to use several classes, objects, and methods. They may be expected to define several classes, methods, and interfaces which may illustrate their understanding of inheritance, abstraction, encapsulation, and polymorphism.

Professors expect these features to fulfill a specific purpose. Simply adding classes does not improve the quality of the code.

Students will be expected to test the programs for logical errors that may exist, even though the program may compile successfully.

What UK University Marking Criteria Assess

The assignment brief and grading rubric would indicate in what order the program has to be written and how the marks would be allocated for the given programming assignments for Python and Java respectively.

Assessment criteria may differ in different UK Universities and Modules, but several areas are common in programming courseworks.

Code Correctness

The program would complete the task or assignment.

The program must have the ability to take in input, manipulate data, and produce an output. Students must make sure that all sections of the program are fulfilling the requirements before they submit.

Code Quality

Logical and clearly written code is the easiest to decipher.

Logically written code with well defined functions and methods is easier to debug. Stepwise written construction is less error prone.

Algorithmic Thinking

Professors appreciate a well described solution to a problem, regardless of the time and resources employed.

To solve a problem, students should break it into a number of simpler sub-problems and choose an appropriate algorithm and data structure.

Tradeoffs associated with complexity may be required at an advanced level, and students may be required to consider the amount of time and space used by their solutions.

Follow the Assignment Brief

Students should read the full assignment brief before writing code.

Before starting Python vs Java coding assignments, identify the required features, programming concepts, expected output, test cases, documentation, file format, and submission requirements.

Do not assume that correct output is enough.

For example, an assignment may ask students to demonstrate inheritance. A program that gives the correct answer but does not use inheritance may fail to meet the learning objectives.

Students should also read the grading rubric early. It shows what the professor will assess and where marks may be available.

Testing Is Important

Students should be certain to read the grading rubric before anything else relative to the assessment.

Test traditional inputs first; after that, try inputs that are invalid, empty, boundary inputs, and edge inputs.

This method can help identify errors before submitting.

Automated and Manual Testing

Some programming components may utilize an autograder or an automated grading system.

An autograder may use hidden test cases. These test cases determine whether a program operates efficiently with inputs that students have never encountered before.

For example, the code may pass a test case shown in the assignment brief, but it may fail with an empty input.

Professors may conduct a manual code review. They may determine the reading level, comply with naming conventions, and evaluate the comments and overall organization of the code.

Some assignments may also require an implementation of unit testing with test coverage.

Code Quality Can Improve Your Work

Working code is critical, but good code should also be easy to understand.

Use clear variable and function names. Where a task is too long to fit into a single function, divide it into smaller tasks.

Important decisions and logic should be clearly documented; simple statements should not be commented.

Program execution and input/output should also be clearly explained.

These simple things will improve both implementation and readability.

Common Mistakes to Avoid

Many students lose marks due to avoidable programming mistakes in Java and Python assignments.

One such mistake is not reading the complete assignment. Another is not laying emphasis on all the steps required to reach the final answer.

Assessments can also evaluate algorithm, programming, structure, planning, and execution.

Failure to validate inputs is a common pitfall. Programs may seem to work with expected inputs, but fail in unexpected scenarios.

It is best practice to refrain from implementing unneeded functionality. It is a waste of time and increases the likelihood of errors.

A Simple Submission Checklist

Before you submit your assignments, check your finished Python vs Java assignments against the assignment specifications.

Check:

Your program works

All specifications are satisfied

All expected outputs are correct

Clear names of variables and functions

Each class and method has a clear purpose

Input validation works instance

Testing has been done for normal and edge cases

Important logic has been documented

All required documentation are present

Correct file names with all required formats

All debugging formatting has been removed

You followed all submission requirements

A final check can avoid mistakes in a strong programming assignment.

Build Practical Programming Skills

Students studying computer science and software engineering use different programming languages to develop strong programming skills and problem-solving skills. Many assignments require students to complete programming tasks and code challenges using correct syntax, suitable data types, and efficient data structures. For example, students may need to write a program to compute the sum of several values, complete a data analysis task, or fix errors in existing code. Learning step by step also helps students understand object-oriented programming and the methods used by professional software developers in the real world. When students need assignment assistance, the focus should be on understanding these concepts and applying them independently.

Final Thoughts

Both languages have their pros and cons. Clear concise problem solving is easier to achieve in python. In java, this is accomplished using structured object oriented programming.

In all programming assignments, correctness is just as important as functionality to most professors. They also analyze algorithms, programming, readability, and documentation in assessing the work.

Use the assignment specifications and grade guidelines. This will also help you meet the learning goals.

A great programming submission demonstrates a working solution and why the solution works.