{"id":18746,"date":"2024-04-15T05:30:18","date_gmt":"2024-04-15T05:30:18","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=18746"},"modified":"2024-04-15T05:30:18","modified_gmt":"2024-04-15T05:30:18","slug":"a-programmable-controller-a-can-be-used-on-more-than-one-machine-during-its-lifetime-b-can-be-reprogrammed-in-the-field-c-requires-considerable-training-before-it-can-be-used-d-a-and-b-above","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/a-programmable-controller-a-can-be-used-on-more-than-one-machine-during-its-lifetime-b-can-be-reprogrammed-in-the-field-c-requires-considerable-training-before-it-can-be-used-d-a-and-b-above\/","title":{"rendered":"A programmable controller: A. can be used on more than one machine during its lifetime. B. can be reprogrammed in the field C. requires considerable training before it can be used D. (a) and (b) above E. None of the above"},"content":{"rendered":"<p>\r\n    <!-- Check if it's an AMP page -->\r\n            <!-- Non-AMP version -->\r\n        <div class=\"mcq-container\" data-quiz-id=\"quizState_6a9c14fc6dbd0\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"false\">\r\n                    can be used on more than one machine during its lifetime.                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"false\">\r\n                    can be reprogrammed in the field                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"false\">\r\n                    requires considerable training before it can be used                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"true\">\r\n                    (a) and (b) above E. None of the above                <\/div>\r\n                            \r\n            <!-- Feedback messages for non-AMP -->\r\n            <div class=\"feedback\" data-feedback=\"wrong\">Answer is Right!<\/div>\r\n            <div class=\"feedback\" data-feedback=\"right\">Answer is Wrong!<\/div>\r\n        <\/div>\r\n\r\n        <script>\r\n        document.addEventListener('DOMContentLoaded', function () {\r\n            var containers = document.querySelectorAll('.mcq-container');\r\n\r\n            containers.forEach(function(container) {\r\n                var options = container.querySelectorAll('.option');\r\n                var feedbackSelect = container.querySelector('[data-feedback=\"select\"]');\r\n                var feedbackWrong = container.querySelector('[data-feedback=\"wrong\"]');\r\n                var feedbackRight = container.querySelector('[data-feedback=\"right\"]');\r\n\r\n                options.forEach(function(option) {\r\n                    option.addEventListener('click', function() {\r\n                        var selectedOption = option.getAttribute('data-option-key');\r\n                        var isCorrect = option.getAttribute('data-is-correct') === 'true';\r\n\r\n                        \/\/ Remove previous selections\r\n                        options.forEach(function(opt) {\r\n                            opt.classList.remove('correct', 'incorrect');\r\n                        });\r\n\r\n                        \/\/ Add the correct\/incorrect class\r\n                        if (isCorrect) {\r\n                            option.classList.add('correct');\r\n                            feedbackRight.hidden = false;\r\n                            feedbackWrong.hidden = true;\r\n                        } else {\r\n                            option.classList.add('incorrect');\r\n                            feedbackRight.hidden = true;\r\n                            feedbackWrong.hidden = false;\r\n                        }\r\n\r\n                        \/\/ Hide select feedback\r\n                        feedbackSelect.hidden = true;\r\n                    });\r\n                });\r\n            });\r\n        });\r\n        <\/script>\r\n    \r\n    <!--more--><\/p>\n<p>The correct answer is: <strong>D. (a) and (b) above<\/strong><\/p>\n<p>A programmable controller (PLC) is a rugged, solid-state electronic device that uses a programmable memory to store instructions for controlling various types of machines. PLCs are used in a wide variety of industries, including manufacturing, process control, and transportation.<\/p>\n<p>One of the main advantages of PLCs is that they are reconfigurable, meaning that they can be easily programmed to control different types of machines. This makes them ideal for applications where the production process changes frequently.<\/p>\n<p>PLCs are also relatively easy to use and maintain. They typically have <div class=\"telegram-channel-container\">\r\n        <a href=\"https:\/\/t.me\/pscnotes2025\" target=\"_blank\" class=\"telegram-channel-button\">\r\n            <span class=\"telegram-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 496 512\">\r\n                    <path fill=\"white\" d=\"M248,8C111,8,0,119,0,256s111,248,248,248s248-111,248-248S385,8,248,8z M362,177L320,367c-3,14-10,18-20,14l-56-41l-27,26 c-3,3-5,5-10,5l4-63L323,196c5-5-1-7-8-3l-98,62l-42-13c-9-3-10-9,2-14l162-63C351,160,365,164,362,177z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Join Our Telegram Channel\r\n        <\/a>\r\n    <\/div> a user-friendly interface that allows operators to enter and modify programs without any special training. In addition, PLCs are often equipped with self-diagnostic features that can help to identify and troubleshoot problems.<\/p>\n<p>Overall, PLCs are a versatile and reliable control solution that is well-suited for a wide range of applications.<\/p>\n<p>Option A is correct <div class=\"youtube-subscribe-container\">\r\n        <a href=\"https:\/\/www.youtube.com\/channel\/UCNHT8lW-JmLC68rjBfZhdkg?sub_confirmation=1\" target=\"_blank\" class=\"youtube-subscribe-button\">\r\n            <span class=\"youtube-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 576 512\">\r\n                    <path d=\"M549.7 124.1c-6.3-23.7-24.8-42.3-48.3-48.6C458.8 64 288 64 288 64S117.2 64 74.6 75.5c-23.5 6.3-42 24.9-48.3 48.6-11.4 42.9-11.4 132.3-11.4 132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Subscribe on YouTube\r\n        <\/a>\r\n    <\/div> because PLCs can be used on more than one machine during their lifetime. This is because they are reconfigurable, meaning that they can be easily programmed to control different types of machines.<\/p>\n<p>Option B is also correct because PLCs can be reprogrammed in the field. This means that they can be updated or modified without having to be taken out of service.<\/p>\n<p>Option C is incorrect because PLCs do not require considerable training before they can be used. They typically have a user-friendly interface that allows operators to enter and modify programs without any special training.<\/p>\n<p>Option E is also incorrect because both options A and B are correct.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Subscribe on YouTube<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[680],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.2 (Yoast SEO v23.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>A programmable controller: A. can be used on more than one machine during its lifetime. B. can be reprogrammed in the field C. requires considerable training before it can be used D. (a) and (b) above E. 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