Programming Language


Programming languages are essential tools in the world of computer science and software development. They serve as the bridge between human understanding and machine execution, allowing programmers to communicate instructions to computers in a structured and readable format. In this course material, we will delve into the topic of Programming Language, exploring its definitions, classifications, and the advantages and disadvantages of different levels of programming languages.

Programming Language (PL) refers to a formal language with a set of instructions and rules used to produce computer programs. These languages are crucial for developing software applications, websites, and various digital solutions. To understand the landscape of programming languages, it is important to classify them into different categories based on their characteristics and functionalities.

There are three main classifications of programming languages: Machine Language, Assembly Language, and High-Level Languages. Machine Language is the lowest level of programming languages that are directly interpreted by the computer hardware in binary machine code. On the other hand, Assembly Language serves as a thin wrapper over machine language, using symbolic representations to make programming more human-readable.

High-Level Languages represent a level of abstraction from the computer hardware, allowing programmers to write code that is machine-independent. Examples of high-level languages include BASIC, C, Java, Fortran, Python, and many more. Each type of programming language has its own advantages and disadvantages based on factors such as readability, efficiency, ease of use, and portability.

Understanding the advantages and disadvantages of different levels of programming languages is essential for selecting the most suitable language for a specific development task. While machine language offers direct control over hardware, it is complex and challenging to write and debug. Conversely, high-level languages provide greater abstraction and ease of coding but may sacrifice some performance optimizations.

In conclusion, mastering the concepts of programming languages and their classifications is fundamental for any aspiring programmer or software developer. This course material will equip you with the knowledge and insights needed to make informed decisions when choosing the right programming language for your projects.


  1. Define Programming Language
  2. Identify Different Classifications of PL
  3. Give Advantages and Disadvantages of Machine Language, Assembly Language, and High-Level Programming Language

Lesson Note

A Programming Language (PL) is a formal language comprising a set of instructions that produce various kinds of output. Programming languages are used in computer programming to implement algorithms and manipulate data structures. These languages offer a set of rules (syntax) for writing programs in a way that the computer can understand and execute.

Lesson Evaluation

Congratulations on completing the lesson on Programming Language. Now that youve explored the key concepts and ideas, its time to put your knowledge to the test. This section offers a variety of practice questions designed to reinforce your understanding and help you gauge your grasp of the material.

You will encounter a mix of question types, including multiple-choice questions, short answer questions, and essay questions. Each question is thoughtfully crafted to assess different aspects of your knowledge and critical thinking skills.

Use this evaluation section as an opportunity to reinforce your understanding of the topic and to identify any areas where you may need additional study. Don't be discouraged by any challenges you encounter; instead, view them as opportunities for growth and improvement.

  1. What is the main purpose of Programming Languages? A. To communicate with the computer B. To entertain the user C. To perform calculations D. To design graphics Answer: A. To communicate with the computer
  2. What is Machine Language? A. A language used for entertainment purposes B. A language that is human-readable C. A language that is directly interpreted by hardware D. A language used for high-level calculations Answer: C. A language that is directly interpreted by hardware
  3. Which of the following is an example of a High-Level Language? A. Machine Language B. Assembly Language C. BASIC D. Binary Code Answer: C. BASIC
  4. What does PL stand for in Computer Studies? A. Programming Logic B. Personal Language C. Programming Language D. Processor Logic Answer: C. Programming Language
  5. Which of the following is an example of an Assembly Language? A. Java B. C++ C. Python D. Assembler Answer: D. Assembler

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Past Questions

Wondering what past questions for this topic looks like? Here are a number of questions about Programming Language from previous years

Question 1 Report

A palindrome is a word which can be written in reversed order and it retains its meaning and spelling,Examples are lawal,ada,abba,etc

Write a simple QBASIC instruction that will accept a word from the keyboard and check if it is a palindrome or not. The palindrome must display a message showing if the word is palindrome or not.

Question 1 Report

The closest computer language to human is ?

Question 1 Report

If P 1 and Q = 1, find the value of NOT(P and Q).

Practice a number of Programming Language past questions