Tutorial Playlist
47 Lessons1. Introduction to Operating System
2. Types of Operating Systems
3. Linux Operating System
4. An Introduction To Unix Operating System
5. Ubuntu Operating System
6. MS DOS Operating System
7. Mobile Operating System
8. Understanding Functions of Operating System
9. Components of Operating System
10. Understanding the Kernel in Operating Systems
11. Structure of Operating System
12. Process in Operating System
13. What is Bios
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14. What is Booting in Computer
15. What is Interrupt in Operating System?
16. Process Control Block in Operating Systems
17. Threads in Operating System
18. Process Synchronization in OS
19. Critical Section in OS
20. Semaphore in Operating System
21. Deadlock in Operating System
22. Deadlock Prevention in OS
23. Paging in Operating System
24. Segmentation in Operating System
25. Virtual Memory in Operating System
26. File System in Operating Systems
27. Page Table in OS
28. Round Robin Scheduling in Operating System
29. Shortest Job First Scheduling Algorithm
30. Priority Scheduling in OS
31. Page Replacement Algorithms in Operating System
32. Race Condition in OS
33. Distributed Operating System
34. Navigating Contiguous Memory Allocation in Operating Systems
35. Fragmentation in Operating System
36. Banker’s Algorithm in OS
37. Context Switching in OS
38. First Come First Serve (FCFS) Scheduling Algorithm in Operating System
39. Understanding Inter Process Communication in OS
40. Multiprogramming Operating System
41. Python OS Module
42. Preemptive Priority Scheduling Algorithm
43. Resource Allocation Graph in OS
44. Scheduling Algorithms in OS
45. System Calls In Operating System
46. Thrashing in Operating Systems: A Deep Dive
47. Time Sharing Operating System
Today, we are going to begin an interesting journey into the realm of BIOS. As a person who has invested many hours in computers and their workings, I have always been intrigued by how crucially important it is for our systems to boot up correctly thanks to BIOS. Now, let's jump into the core of what BIOS is, its purpose, and why it exists in the computing world. So here we go!
At the end of the tutorial, you will have a good understanding of what is BIOS in laptop, what is system BIOS, what does BIOS do, and much more.
BIOS, short for Basic Input/Output System, is a core software element on the motherboard of a computer. It works as the initial communication link between the operating system and the computer's hardware parts. Basically, BIOS can be seen as the connector that unifies software and hardware universes so they can cooperate smoothly.
When your computer starts up, like a desktop PC or laptop, the first program that takes control is the BIOS. It sets up all hardware parts, does a power-on self-test (POST) to confirm everything works fine, and then loads the operating system from the specified boot device. That is essentially what is BIOS in PC or what is BIOS in laptop.
Now, BIOS has more tasks than just starting up. It offers a basic interface for adjusting different system settings like boot sequence, system clock, and hardware arrangement. Normally, you can do this by using the BIOS setup utility that is available when you press a certain key (usually F2 or Del) while starting the computer.
When we discuss what is BIOS, it's necessary to examine certain essential applications and objectives in a computer system to understand what does BIOS do.
If you want to know more about the details of BIOS and its interaction with hardware parts, I suggest looking at upGrad's courses on computer science and engineering which cover core concepts in the world of Computer Architecture and Organization and more. The courses are designed to give a thorough understanding of computer hardware and low-level software interactions.
Now, let's explore more about the main operations performed by BIOS in a computer system.
If reading this has made you more interested in what is BIOS in motherboard, I suggest you check out upGrad’s list of courses and find the best computer science course that fits your needs!
To sum up, BIOS is an important part of every computer system. It works as the link between hardware and software, allowing for a good beginning and running of the computer. Starting from powering up the hardware parts to setting up system adjustments and offering protection characteristics, BIOS is very significant for maintaining the stability and usefulness of our machines.
While the technology keeps growing and developing, BIOS has also changed a lot. Nowadays, most systems use UEFI (Unified Extensible Firmware Interface) which is more advanced in features compared to old-fashioned BIOS. But still, the basic principles and working of it are similar.
To be an active user or even someone who wants to work in the technology field, having knowledge about what is BIOS is fundamental. It lets you handle boot problems, enhance your computer's performance and make smart choices when setting up the system.
If you are hungry for more learning and want to explore computer systems deeply, it is suggested that you see all the different courses from upGrad. They cover various areas like Computer Science, Software Engineering and more. They help in building strong skills which can be applied in complex computing tasks.
Always bear in mind that whenever you turn on your computer, BIOS is present there too— working strenuously behind the scenes to bring life into your system.
Happy learning, and may your BIOS always boot smoothly!
Initially, BIOS starts up and arranges the computer's hardware components. It then conducts a power-on self-test (POST) to confirm that all is in proper working condition. Finally, BIOS loads the operating system from its assigned boot device.
BIOS, as a firmware, is a mixture of hardware and software. It can be found on a type of non-volatile memory chip which could be ROM (Read-Only Memory) or EEPROM (Electrically Erasable Programmable Read-Only Memory). Usually this memory chip is placed on the computer's main circuit board called the motherboard.
BIOS, which means Basic Input/Output System, is kept on a memory chip that doesn’t lose its information. Typically, this special kind of chip is known as a ROM (Read-Only Memory) or EEPROM (Electrically Erasable Programmable Read-Only Memory). It's permanently connected to the main board of the computer.
Usually, to access the BIOS setup utility, you have to press a dedicated key (often F2, Del, or Esc) while the computer is starting up. After that, you can use the keyboard to move around in the BIOS menu and change different system settings, such as boot sequence, time of system, and hardware setup.
The BIOS is kept on a ROM (Read-Only Memory) chip, not RAM (Random Access Memory). ROMs are non-volatile memory types which means they hold their information even if there's no power supply to them. In contrast, RAMs are volatile and will lose all stored data once the power is turned off.
To begin with, you must press a certain key (typically F2, Del, or Esc) when the booting process is happening to open the BIOS setup utility. The particular key can differ according to your computer's maker and model, so it's advised that you consult your system's documentation or observe for on-screen instructions while starting up.
A picture of BIOS is a duplicate of the BIOS firmware, which can be used to refresh or swap out the present BIOS on a computer's main circuit board. It holds within it the program code and facts required for proper functioning of this basic input/output system (BIOS).
Correct. The BIOS is an important part of the motherboard that manages and sets up different things on the motherboard. It starts hardware parts, handles system settings, and provides access to low-level software interfaces.
Certainly, the BIOS is typically saved on a physical chip. This chip can be a ROM (Read-Only Memory) or an EEPROM (Electrically Erasable Programmable Read-Only Memory), and it is usually soldered onto the motherboard of your computer.
To make the BIOS up-to-date, you must acquire the newest BIOS firmware from your motherboard maker's site and stick to their particular process for flashing it. Typically, this includes generating a USB drive that can be booted or utilizing a unique program supplied by the maker. It is very important to carefully adhere to all given instructions and maintain a steady power supply while updating so as not to harm the BIOS chip.
Rohan Vats
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upGrad does not grant credit; credits are granted, accepted or transferred at the sole discretion of the relevant educational institution offering the diploma or degree. We advise you to enquire further regarding the suitability of this program for your academic, professional requirements and job prospects before enr...