Tech Topic Connection

 

    Information technology relies on a combination of physical computer components and software instructions that allow systems to operate efficiently. Two important topics that demonstrate this relationship are hardware components of a computer system and programming languages. Understanding how hardware components function and how programming languages operate provides a strong foundation for identifying vulnerabilities, protecting systems, and maintaining secure computer networks. As technology continues to evolve, professionals in information technology must understand both the physical and logical elements that allow computer systems to function. As stated by Monishan Sangaralingam (2025), “The more you understand how your machine works — how the CPU processes instructions, how memory is organized, and how different components of the system communicate — the better you can optimize your code”.

    One of the most fundamental concepts in information technology is the interaction between hardware and software. Hardware components such as the Central Processing Unit (CPU), Random Access Memory (RAM), and storage devices make up the physical structure of a computer system. According to TestOut (2024), These components allow computers to process information, temporarily store data, and maintain long-term storage. Programming languages allow developers to communicate with the computer system by writing instructions that the hardware can execute. As stated by TestOut (2024), “They create the program, the system hardware sits in the middle, and the user interacts with the software on the other side”. Without hardware, software could not run, and without programming languages, hardware would not know what tasks to perform.

    The connection between hardware and programming languages can also be seen in the history of computers. Charles Babbage’s difference machine invention in 1822 “could only be made to execute tasks by changing the gears which executed the calculations. Thus, the earliest form of a computer language was physical motion” (Ferguson, n.d.). Over time, higher-level programming languages were developed to make programming easier and more efficient. Languages such as C, Java, and Python “allows programmers to write code that a computing device can run” (TestOut, 2024).

    Modern computer systems rely on several major hardware components to operate effectively. The CPU processes instructions and performs calculations required by software programs, while RAM temporarily stores data that is actively being used and without it “the computer won’t even start” (TestOut, 2024). Storage devices such as hard drives and solid-state drives store files, operating systems, and applications, and “if we didn’t have this kind of storage, everything would disappear every time the computer is turned off” (TestOut, 2024). Other components such as the motherboard “links all the parts together and sends electrical signals between them” (TestOut, 2024). Understanding these hardware components is important for IT professionals. According to David Murphy (2016) from ITI Technical College, “People who have an intimate knowledge of how to repair, troubleshoot, and effectively use fault finding techniques usually see more success in their careers”.

    Programming languages play an important role in the execution of computer programs. Developers use languages such as Python, Java, and C++ to create software applications and automate tasks. These languages are translated into machine-readable instructions through compilers or interpreters so the computer hardware can process them (TestOut, 2024).

    Application software also plays a key role in connecting users with computer systems. Programs such as web browsers, productivity tools, and antivirus software are written using programming languages and rely on hardware components to operate. These applications allow individuals and organizations to perform tasks, communicate, and maintain system security. In addition, many applications rely on databases to store and manage large amounts of information. Query languages interact with databases by sending queries that retrieve or update stored data (TestOut, 2024), while hardware components such as storage drives support the performance of these systems.

    Network architecture and security also depend on both hardware and programming. Network hardware such as routers, switches, and modems allow devices to communicate across networks. As stated by Dirk Schrader (2024), “IT infrastructure is comprised of various interconnected network components that make communication and resource sharing possible throughout your organization”.  Programming languages are used to create monitoring tools and security applications that help protect systems from cyber threats. Strong network management and security practices help organizations protect sensitive data and maintain reliable systems.

    Overall, programming languages and hardware components are essential parts of modern IT systems. Understanding how these elements work together is especially important for myself as I am pursuing a future career in cyber security. Who knows, that may change down the road, but as long as I have a grasp on these topics, I believe I can make it into another career that can help individuals or organizations, just in another way!

References

Murphy, D. (2016, April 15). Information Technology Training - The Basics of Computer Hardware. ITI Technical College. https://iticollege.edu/blog/information-technology-training-the-basics-of-computer-hardware/

Ferguson, A. (n.d.). A History of Computer Programming Languages. Brown.edu. https://cs.brown.edu/~adf/programming_languages.html

Sangaralingam, M. (2025, July 2). Why Learning Computer Architecture is Crucial for Programmers: A Deep Dive into Its Impact on…. Medium. https://medium.com/@chrishmonish/why-learning-computer-architecture-is-crucial-for-programmers-a-deep-dive-into-its-impact-on-64258ed8ab31

Schrader, D. (2024, December 13). Common Types of Network Devices and Their Functions. Netwrix.com. https://netwrix.com/en/resources/blog/network-devices-explained/

TestOut Corp. (2024). CertMaster Learn Tech+. http://www.testout.com