{"id":18059,"date":"2024-04-15T05:21:22","date_gmt":"2024-04-15T05:21:22","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=18059"},"modified":"2024-04-15T05:21:22","modified_gmt":"2024-04-15T05:21:22","slug":"data-encryption-techniques-are-particularly-useful-for-a-reducing-storage-space-requirements-b-improving-data-integrity-c-protecting-data-in-data-communication-systems-d-all-of-the-above-e-none-o","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/data-encryption-techniques-are-particularly-useful-for-a-reducing-storage-space-requirements-b-improving-data-integrity-c-protecting-data-in-data-communication-systems-d-all-of-the-above-e-none-o\/","title":{"rendered":"Data encryption techniques are particularly useful for A. reducing storage space requirements B. improving data integrity C. protecting data in data communication systems D. All of the 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_6a9832a2e7ac9\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"false\">\r\n                    reducing storage space requirements                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"false\">\r\n                    improving data integrity                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"false\">\r\n                    protecting data in data communication systems                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"true\">\r\n                    All of the 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 D. All of the above.<\/p>\n<p>Data encryption techniques are used to protect data from unauthorized access, use, disclosure, disruption, modification, or destruction. They can be used to protect data at rest, in transit, or in use.<\/p>\n<p>Data encryption can be used to reduce storage space requirements by storing only the encrypted data. This can be useful for storing large amounts of data, such as video or audio files.<\/p>\n<p>Data encryption can be used to improve data integrity by ensuring that the data has not been tampered with. This can be useful for storing sensitive data, such as financial or medical records.<\/p>\n<p>Data encryption can be used to protect data in data communication systems by preventing unauthorized parties from intercepting or modifying the data. This can be useful for protecting data that is transmitted over public networks, such as the internet.<\/p>\n<p>Here are some additional details about each option:<\/p>\n<ul>\n<li>Option A: Data encryption techniques can be used to reduce storage space requirements by storing only the encrypted data. This can be useful for storing large amounts of data, such as video or audio files. For example, if you have a 100MB video file, you could encrypt it and store the encrypted file, which would be much smaller than the original file.<\/li>\n<li>Option B: Data encryption techniques can be used to improve data integrity by ensuring that the data has not been tampered with. This can be useful for storing sensitive data, such as financial or medical records. For example, if you have a financial spreadsheet, you could encrypt it and store the encrypted spreadsheet. If someone were to try to modify the spreadsheet, the changes would be detected when the <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> spreadsheet is decrypted.<\/li>\n<li>Option C: Data encryption techniques can be used to protect data in data communication systems by preventing unauthorized parties from intercepting or modifying the data. This can be useful <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> for protecting data that is transmitted over public networks, such as the internet. For example, if you are sending an email that contains sensitive information, you could encrypt the email before sending it. This will prevent anyone who intercepts the email from reading the contents of the email.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Join Our Telegram Channel 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":[677],"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>Data encryption techniques are particularly useful for A. reducing storage space requirements B. improving data integrity C. protecting data in data communication systems D. All of the above E. 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