Use these computer notes to familiarize yourself with basic computer hardware. Computer hardware is the collection of physical elements that constitutes a computer system. A computer is composed of hardware, not to be confused with software, which is installed on the hardware. Adaptive maintenance is concerned with the change in the software that takes place to make the software adaptable to new environment such as to run. These lecture notes are provided for the personal use of students taking. There are four types of maintenance, namely, corrective, adaptive, perfective, and preventive. Page 2 of 19 monitor temperature monitor voltage objective 2. A computer s hardware is comprised of many different parts, but perhaps the most important of these is the motherboard. Any kind of computers consists of hardware and software. Different software applications can be loaded on a hardware to run different jobs. Computer viruses a computer virus is a computer program that can replicate itself and spread from one computer to another. Computer hardware computer hardware and networking. Download tutorial basic computer maintenance, free pdf course training by midyork. When there is a hardware issue in a computer, we will talk about how to pinpoint the problem.
There are tool available in windows designed to optimize the performance of your notebook, as well as prevent problems in the future. To get a particular job done on the computer, relevant software should be loaded into the hardware. The hardware book is freely distributable but is ed to joakim ogren. Display and discuss the computer maintenance hardware powerpoint 1. Pdf basic computer maintenance free tutorial for beginners. It also has the job to manage computer hardware resources and to assure an efficient execution of your programs. Market conditions policies, which changes over the time, such as taxation and. Understanding how computer hardware works is a really helpful skill set in it support, since an it department maintains the hardware that a company uses. Computer hardware questions and answers pdf free download,objective troubleshooting questions,multiple choice questions,lab viva,online quiz,test skip to content engineering interview questions,mcqs,objective questions,class notes,seminor topics,lab viva pdf free download. This video will identify each piece of hardware that makes up a computer. Has hardware maintenance cost become excessive, so that hardware should be replaced.
In contrast to software, hardware is a physical entity. This computer hardware hindi notes contains basic knowledge of computer parts, their functions, assembly, installation, maintenance and troubleshooting. There are various shortterm and longterm courses in this field that candidates can pursue after passing class 12. By performing regular maintenance routines, you can reduce potential hardware and software problems. Basic computer hardware notes in pdf computer awareness is tested in almost every exam. A computer that is uprightit looks like someone took a desktop pc and turned it on its side. The present computers are much advanced in terms of. Hardware and software in this section of notes you will learn about the basic parts of a computer and how they work. Computer hardware is an intriguing field of computer science and candidates who seek application careers in this field will have to pursue hardware and networking courses.
Basic computer hardware notes in pdf testbook blog. There are number of reasons, why modifications are required, some of them are briefly mentioned below. Downloading free computer courses and tutorials in pdf. Rom for research purposes, html and basic hardware and software troubleshooting skills, how to develop a booklet, how to make brochures and posters, how to write notices, how to write a radio script. Every other computer part connects to the motherboard. Show competency in your understanding of essential hardware components, cards and devices by knowing and doing the following. The ultimate computer repair guide legal disclaimers. Product, that, under normal operating conditions, a the product hardware except for fuses, lamps and other consumables and the medium on which the product software is contained will be free from defects in material and workmanship, and b the product software will perform substantially in accordance with the. Dec 16, 2018 22 responses to pc maintenance lecture notes. In order to solve a problem, you must figure out which part of the system is malfunctioning.
Coputer hard ware video for assembling and disassembling,what are the problem of compouter hardware with solution you will learn from pdf fill notes please try to watch this video carefully so it will help you for assembling and disassembling your computer hardware parts. The system unit contains the electronic components used to process and temporarily store data and instructions figure 3. Computer hardware repairs and maintenance presentaon by akusa peter aker assistant chief programme analyst. It may not be modified and redistributed without the authors permission. This promotes unavoidable wear and tear and will cause parts to fail after so many uses. Basic computer skills georgia institute of technology. Corrective maintenance repair of errors in the software reported by users. A software acts as an interface between the user and the hardware.
It uses graphics pictures to connect you to the computer s hardware and software in an easytounderstand hopefully. A guidebook in pc hardware, maintenance and repair. Windows 10 is set to automatically install updates by default. There are many websites like where you can find courses and tutorials for popular software applications and it tools. Mar 27, 20 a desktop computer is comprised of many diverse components. Customize operating system and maintenance of system application software. The operating system is a intermediary between hardware components and software applications. We will demonstrate how to open it up, take it apart and. C notes for professionals book learning laravel learning symfony2. Assemble and repair laptop and its hardware components.
Dvd drives computer dvd drives can be used to watch dvd video, play audio cds and store information on dvds and cds. Some exams like sbi po, sbi clerk, ibps po, ibps clerk, ssc cgl, railways rrb etc. Be proactive in computer equipment maintenance and data protection. The computer is a two part system consisting of a body that is the hardware and a mind that is the software. Switch off the computer verify that the computer closes down correctly. Verify your computer meets the requirements of the program or utility. These components include the central processing unit, primary memory, and the system board. Rom for research purposes, html and basic hardware and software. Blow out and clean your computer regularly your computer is made up of many moving parts, and these parts get hot during use causing the metal to expand and then contract while cooling down again.
But the cost of software remains high if proper process is not adapted. Hardware is the physical components of a computer system e. Past and current maintenance practices in both the private and government sectors would imply that maintenance is the actions associated with equipment repair after it is broken. Csc 408fcsc2105f lecture notes these lecture notes are. Most activities can be described in terms of the inputprocessoutput ipo cycle. Computer hardware is an integral part embedded in all modern day automobiles, microwave ovens, electrocardiograph machines, compact disc players, and other devices. Deleting design and and code components that are obsolete. A computer that is flat and usually sits on a desk. A computers hardware is comprised of many different parts, but perhaps the most important of these is the motherboard. Computer hardware components motherboard cpu keyboard mouse ram monitor floppy drive cdrom drive hard disk drive dvd drives. Computer hardware maintenance presents the full scope and understanding of how the pc hardware maintenance function should operate and be managed in an organization, including steps involved in containing costs, keeping records, and planning the integration of the help desk function. Lecture notes, lecture and 14 maintaining a computer and fixing. You will learn vocabulary about computer hardware, and computer software.
The segments covered in the hardware maintenance and support services are defined in the following. If the motherboard does not work, none of the other parts will either. Information in computer files changes often, resulting in gaps or spaces within the file. The first partition contains the system recovery information. These are only a few of the p ossible problems you will experience of proper maintenance is not routinely performed.
Hardware and software maintenance for the document imaging and. Corrective maintenance is concerned with fixing errors that are observed when the software is in use. Introduction to computer hardware hardware coursera. Software development is very expensive and is a continuing expense. Computer hardware is the collection of all the parts you can physically touch. Computer hardware computer hardware and networking,printer. Basic maintenance for computers before switching on the computer. It controls how the computer does its most basic tasks, like storing files or talking to printers. Dynamic nature the always growing and adapting nature of software hugely depends upon the environment in which the user works.
Software maintenance is widely accepted part of sdlc now a days. Connector menu connector tutorial short tutorial heading first at each page there a short heading describing what the. The motherboard is made up of even more parts that power and control the computer. Computer hardware notes in hindi pdf, download computer hardware notes in hindi for free. Before starting to provide a few software maintenance tips, we need a better understanding of an operating system and his functionality. Computer hardware monitor primary device for displaying information from the computer tower metal casing that holds all of computers components. The computer basics training session is a two 2 to four hour course. Apr 14, 20 computer hardware problems with solution. In addition to this a candidate is entrusted to undertake project work and extra.
Type of software application perform a specific task og r aph ics,m ul tmedw b g nc o software sys t em of war o p rog am scntl ih ef u d v starting application programs r a n sf eig dtb w v c o resides in the memory copied from the disk into the memory loaded application software. Cost as hardware industry has shown its skills and huge manufacturing has lower down the price of computer and electronic hardware. A computer therefore, is a collection of electronic parts body with a set of instructions controlling it mind. Basic computer hardware questions are easy to remember and can count for easy marks. The ultimate computer repair guide hardware that is not part of the system unit is sometimes called a peripheral device or device.
A desktop computer is comprised of many diverse components. A solid understanding of these computer internals will come in handy when troubleshooting hardware related problems, and taking things apart to see how they work is just super fine. Hardware and software are interconnected, without software, the hardware of a computer. Computer hardware refers to the physical parts or components of a computer. In addition, there is software desi gned to protect your hard drive from viruses. It stands for all the modifications and updations done after the delivery of software product. The hardware of a computer is not changed frequently, in contrast with software and data.
Regular maintenance routines reduce computer downtime and repair costs. Pc troubleshooting and maintenance guide 3 windows reports smaller capacity in the windows explorer tool and in the my computer window because it shows information about one partition on the hard disk drive at a time. If the hardware is the heart of a computer system, then the software is its soul. They usually come in the form of a textbook and you will get access to a knowledge data base that is useful even for people with some it knowledge. Tutorial and guide on how to troubleshoot, find faults and problems and how to repair any mobile cell phone of any brand including iphone, blackberry, nokia, samsung, htc, china mobile phone etc. Pdf computer installation, maintenance and repairing sample. These lecture notes are provided for the personal use of students. Exclusive of parts bundled into maintenance contracts, sales of all parts used to repair hightech equipment in carryin, mailin or perincident onsite delivery models, or purchased by the internal staff to perform the repair, are included. You will earn how you can put information in computers and get information out of computers. A preventive maintenance plan is developed based on the needs of the equipment. Microsoft windows xp is an example of an operating system.
The term virus is also commonly, but erroneously, used to refer to other types of malware, including but not limited to adware and spyware programs that do not have a reproductive ability. Chapter 5 types of maintenance programs us department of energy. Write the short notes about device selection signal. That would include both hardware and software tools that you would.
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