{"id":92277,"date":"2025-06-01T11:19:40","date_gmt":"2025-06-01T11:19:40","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=92277"},"modified":"2025-06-01T11:19:40","modified_gmt":"2025-06-01T11:19:40","slug":"consider-the-security-cards-of-hotel-rooms-to-gain-access-to-rooms-wh","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-security-cards-of-hotel-rooms-to-gain-access-to-rooms-wh\/","title":{"rendered":"Consider the security cards of hotel rooms to gain access to rooms. Wh"},"content":{"rendered":"

Consider the security cards of hotel rooms to gain access to rooms. Which one of the following input\/output devices (I\/O devices) is used for this purpose?<\/p>\n

[amp_mcq option1=”Optical mark reader” option2=”Scanner” option3=”Magnetic stripe reader” option4=”Cathode ray tube” correct=”option3″]<\/p>\n

\n
\n
This question was previously asked in<\/div>\n
UPSC CBI DSP LDCE – 2023<\/div>\n<\/div>\n
Download PDF<\/a>Attempt Online<\/a><\/div>\n<\/div>\n
\nHotel security cards typically use a magnetic stripe on the back which stores information like room number, check-in\/check-out dates, etc. The device used to read this information and grant access is a magnetic stripe reader.
\n<\/section>\n
\nDifferent I\/O devices are designed for specific types of data input\/output. Magnetic stripe readers are used to read data encoded on magnetic stripes found on cards.
\n<\/section>\n
\nOptical Mark Readers (OMR) read marks on paper. Scanners digitize images\/text. Cathode Ray Tubes (CRT) are display devices (output). While some modern hotel cards use RFID or smart chip technology, magnetic stripe cards are still common, and the question specifically points to a magnetic stripe reader as the relevant I\/O device for accessing rooms using such cards.
\n<\/section>\n","protected":false},"excerpt":{"rendered":"

Consider the security cards of hotel rooms to gain access to rooms. Which one of the following input\/output devices (I\/O devices) is used for this purpose? [amp_mcq option1=”Optical mark reader” option2=”Scanner” option3=”Magnetic stripe reader” option4=”Cathode ray tube” correct=”option3″] This question was previously asked in UPSC CBI DSP LDCE – 2023 Download PDFAttempt Online Hotel security … <\/p>\n

Detailed SolutionConsider the security cards of hotel rooms to gain access to rooms. Wh<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1086],"tags":[1105,1113],"class_list":["post-92277","post","type-post","status-publish","format-standard","hentry","category-upsc-cbi-dsp-ldce","tag-1105","tag-information-and-communication-technology","no-featured-image-padding"],"yoast_head":"\nConsider the security cards of hotel rooms to gain access to rooms. Wh<\/title>\n<meta name=\"description\" content=\"Hotel security cards typically use a magnetic stripe on the back which stores information like room number, check-in\/check-out dates, etc. The device used to read this information and grant access is a magnetic stripe reader. Different I\/O devices are designed for specific types of data input\/output. 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