problems within a fraction of a second! Earlier‚ calculators were commonly used while nowadays‚ even complex calculation can be done with the help of computers. It takes instruction in the form of input and provide output results accordingly. While calculator gives response to the immediate input only‚ computer work with a set of instructions installed in it‚ so it constantly works‚ with amazing speed. Complex mathematical problems can be solved within a fraction of a second. Because of this unique
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these Q6- Which device can understand difference between data and programs? a) Input device b) Output device c) Memory d) Microprocessor e) None of these Q7- The contents of information are stored in – a) Memory data register b) memory address register c) Memory access register d) Memory arithmetic register e) None of these Q8- Memory unit is one part of – a) Input device b) Control unit c) Output device d) Central processing e)
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computers found in many devices from MP3 players to fighter aircraft and from toys to industrial robots are the most numerous.A general purpose computer has four main components: the arithmetic logic unit (ALU)‚ the control unit‚ the memory‚ and the input and output devices (collectively termed I/O). These parts are interconnected by buses‚ often made of groups of wires. Inside each of these parts are thousands to trillions of small electrical circuits which can be turned off or on by means of an
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standard computer unless certain adaptations have been made. Adaptations to computer input devices include hardware options like voice-controlled devices‚ trackballs‚ touch screens and adapted keyboards can assist children with special physical needs and make computers and technology more accessible to them. Blind or visually impaired children can use voice activated machines or special Braille keyboards to input information into computers. There are computers and special equipment designed to assist
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The hackers have developed an equally impressive way of bypassing the security walls. However‚ both groups have continued to overlook one of the most vulnerable links in any computer network: the clients’ keyboard. Keyboards are still the input device of choice for the computers. A lot of “sensitive” information like the usernames‚ passwords‚ credit card information‚ etc.‚ is passed through it. All keyboards perform the basic function of decoding the keystrokes to appropriate binary
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term. Accounting system provide major advantages such as speed and accuracy of operation‚ and‚ perhaps most importantly‚ the ability to see the real-time state of the company’s financial position. When using an accounting system on the computer‚ input screens have been designed for ease of use. The main advantage is that each transaction needs only to be inputed once‚ unlike a manual double entry system where two or three entries are required. The main advantages of a computerized accounting system
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Multiple Choice Quiz Results Reporter Out of 10 questions‚ you answered 6 correctly with a final grade of 60% 6 correct (60%) 4 incorrect (40%) 0 unanswered (0%) Your Results: The correct answer for each question is indicated by a . Top of Form 1 INCORRECT Which of the following represents the order of priority for the three primary organizational key resources? A) Information‚ people‚ information technology B) Information‚ information technology‚ people C) People‚ information
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to try my luck if I can survive in that course. When my first semester starts in Polytechnic University of the Philippines‚ full of pressure and my heart beats fast I don’t know what to do. My first lesson in Programming I is basic for me. Just to input and output. It’s easy for me to pick up. I easily understand it but when time goes by the lessons became hard. I can’t understand it anymore. My interest in computer died. I think being a computer programmer is not for me. So I decided to shift and
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BUSINESS RESOURCES PHYSICAL AND TECHNOLOGICAL RESOURCES IN OPERATING A KINDERGARTEN MALIHA.A.SALEH‚SHEKHA.A.SEIF PHYSICAL AND TECHNOLOGICAL RESOURCES IN KINDERGARTEN A resource is a source helps man in production and brings benefit. Physical resources are made by man through his abilities and skills through the use of technological resources. Kindergarten is a stage where a child passes before entering primary education. Students gets skills of life skills and how to cooperate with others
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Lesson plan in Computer I I. Objectives: At the end of the lesson‚ the students are expected to: a. define computer b. identify the parts of a computer c. name the parts of a computer II. Subject Matter: Introduction to a computer I‚ by Roxan S. Cosico and Marlen Ligsy page 51-54. Materials: Visual Aid‚ picture of different parts of a computer‚ III. Procedure: (Teacher Activity) (Student Activity) A
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