{"id":60836,"date":"2026-01-07T15:38:06","date_gmt":"2026-01-07T15:38:06","guid":{"rendered":"https:\/\/testsdmv.com\/study-guides\/pennsylvania\/chapter-5\/"},"modified":"2026-03-20T13:11:53","modified_gmt":"2026-03-20T13:11:53","slug":"chapter-5","status":"publish","type":"page","link":"https:\/\/testsdmv.com\/vi\/study-guides\/pennsylvania\/chapter-5\/","title":{"rendered":"Ch\u01b0\u01a1ng 5: Bi\u1ec3n b\u00e1o v\u00e0 t\u00edn hi\u1ec7u"},"content":{"rendered":"\n<div>\n<div>\n<div class=\"dmv-lang-container\">\n    <div class=\"dmv-lang-links\">\n        \n<div role=\"navigation\" aria-label=\"Language Switcher\" class=\"wpml-ls-statics-shortcode_actions wpml-ls wpml-ls-legacy-list-horizontal\">\n\t<ul><li class=\"wpml-ls-slot-shortcode_actions wpml-ls-item wpml-ls-item-en wpml-ls-first-item wpml-ls-item-legacy-list-horizontal\">\n\t\t\t\t<a href=\"https:\/\/testsdmv.com\/\" hreflang=\"en\" lang=\"en\" class=\"wpml-ls-link\" aria-label=\"Switch to English\" title=\"Switch to English\">\n\t\t\t\t\t<span class=\"wpml-ls-native\">English<\/span><\/a>\n\t\t\t<\/li><li class=\"wpml-ls-slot-shortcode_actions wpml-ls-item wpml-ls-item-es wpml-ls-item-legacy-list-horizontal\">\n\t\t\t\t<a href=\"https:\/\/testsdmv.com\/es\/\" hreflang=\"es\" lang=\"es\" class=\"wpml-ls-link\" aria-label=\"Switch to Espa\u00f1ol\" title=\"Switch to Espa\u00f1ol\">\n\t\t\t\t\t<span class=\"wpml-ls-native\">Espa\u00f1ol<\/span><\/a>\n\t\t\t<\/li><li class=\"wpml-ls-slot-shortcode_actions wpml-ls-item wpml-ls-item-zh-hans wpml-ls-item-legacy-list-horizontal\">\n\t\t\t\t<a href=\"https:\/\/testsdmv.com\/zh-hans\/\" hreflang=\"zh-hans\" lang=\"zh-hans\" class=\"wpml-ls-link\" aria-label=\"Switch to \u7b80\u4f53\u4e2d\u6587\" title=\"Switch to \u7b80\u4f53\u4e2d\u6587\">\n\t\t\t\t\t<span class=\"wpml-ls-native\">\u7b80\u4f53\u4e2d\u6587<\/span><\/a>\n\t\t\t<\/li><li class=\"wpml-ls-slot-shortcode_actions wpml-ls-item wpml-ls-item-ko wpml-ls-item-legacy-list-horizontal\">\n\t\t\t\t<a href=\"https:\/\/testsdmv.com\/ko\/\" hreflang=\"ko\" lang=\"ko\" class=\"wpml-ls-link\" aria-label=\"Switch to \ud55c\uad6d\uc5b4\" title=\"Switch to \ud55c\uad6d\uc5b4\">\n\t\t\t\t\t<span class=\"wpml-ls-native\">\ud55c\uad6d\uc5b4<\/span><\/a>\n\t\t\t<\/li><li class=\"wpml-ls-slot-shortcode_actions wpml-ls-item wpml-ls-item-fil-ph wpml-ls-last-item wpml-ls-item-legacy-list-horizontal\">\n\t\t\t\t<a href=\"https:\/\/testsdmv.com\/fil-ph\/\" hreflang=\"fil-ph\" lang=\"fil-ph\" class=\"wpml-ls-link\" aria-label=\"Switch to Tagalog\" title=\"Switch to Tagalog\">\n\t\t\t\t\t<span class=\"wpml-ls-native\">Tagalog<\/span><\/a>\n\t\t\t<\/li><\/ul>\n<\/div>\n\n    <\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"gb-element-ccfc5d40\">\n<p class=\"gb-text gb-text-0f6f7956\">H\u00e3y s\u1eed d\u1ee5ng h\u01b0\u1edbng d\u1eabn n\u00e0y \u0111\u1ec3 chu\u1ea9n b\u1ecb cho k\u1ef3 thi v\u00e0 tham kh\u1ea3o s\u1ed5 tay ch\u00ednh th\u1ee9c \u0111\u1ec3 bi\u1ebft \u0111\u1ea7y \u0111\u1ee7 th\u00f4ng tin.<\/p>\n<\/div>\n\n\n\n<aside class=\"gb-element-67617362\">\n<div class=\"gb-accordion gb-accordion-025724cd\">\n<div class=\"gb-accordion__item gb-accordion__item-88eef01e gb-accordion__item-open\">\n<div role=\"button\" tabindex=\"0\" class=\"gb-accordion__toggle gb-accordion__toggle-760b9f99 gb-block-is-current\" id=\"gb-accordion-toggle-760b9f99\">\n<span class=\"gb-text\">Trong ch\u01b0\u01a1ng n\u00e0y:<\/span>\n\n\n\n<span class=\"gb-accordion__toggle-icon gb-accordion__toggle-icon-37c071d3\"><span class=\"gb-accordion__toggle-icon-open\"><svg aria-hidden=\"true\" viewBox=\"0 0 256 256\"><rect width=\"256\" height=\"256\" fill=\"none\"><\/rect><polyline points=\"208 96 128 176 48 96\" fill=\"none\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"16\"><\/polyline><\/svg><\/span><span class=\"gb-accordion__toggle-icon-close\"><svg aria-hidden=\"true\" viewBox=\"0 0 256 256\"><rect width=\"256\" height=\"256\" fill=\"none\"><\/rect><polyline points=\"48 160 128 80 208 160\" fill=\"none\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"16\"><\/polyline><\/svg><\/span><\/span>\n<\/div>\n\n\n\n<div class=\"gb-accordion__content\" id=\"gb-accordion-content-67669fb5\">\n<div class=\"gb-element-32d91237\"><nav class=\"chapter-nav-auto\" aria-label=\"Chapter sections\"><ul><li><a href=\"#sign-colors-shapes\">M\u00e0u s\u1eafc v\u00e0 H\u00ecnh d\u1ea1ng Bi\u1ec3n b\u00e1o<\/a><\/li><li><a href=\"#sign-categories\">C\u00e1c Lo\u1ea1i Bi\u1ec3n b\u00e1o<\/a><\/li><li><a href=\"#traffic-signals\">T\u00edn hi\u1ec7u Giao th\u00f4ng<\/a><\/li><li><a href=\"#pavement-markings\">V\u1ea1ch k\u1ebb \u0111\u01b0\u1eddng<\/a><\/li><li><a href=\"#quick-numbers\">B\u1ea3ng S\u1ed1 li\u1ec7u Nhanh<\/a><\/li><li><a href=\"#points-suspension\">B\u1ea3ng \u0110i\u1ec3m\/\u0110\u00ecnh ch\u1ec9<\/a><\/li><li><a href=\"#updates-today\">B\u1ea3ng C\u1eadp nh\u1eadt (H\u00f4m nay)<\/a><\/li><li><a href=\"#test-yourself\">T\u1ef1 ki\u1ec3m tra<\/a><\/li><\/ul><\/nav>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/aside>\n\n\n\n<div class=\"study-guide-content\">\n<div class=\"gb-element-2eb3d5f2\">\n<p class=\"wp-block-paragraph\">Bi\u1ec3n b\u00e1o \u0111\u01b0\u1eddng b\u1ed9, t\u00edn hi\u1ec7u giao th\u00f4ng v\u00e0 v\u1ea1ch k\u1ebb \u0111\u01b0\u1eddng t\u1ea1o th\u00e0nh ng\u00f4n ng\u1eef c\u1ee7a \u0111\u01b0\u1eddng ph\u1ed1, cung c\u1ea5p th\u00f4ng tin, c\u1ea3nh b\u00e1o v\u00e0 quy \u0111\u1ecbnh c\u1ea7n thi\u1ebft. Hi\u1ec3u \u0111\u01b0\u1ee3c ng\u00f4n ng\u1eef n\u00e0y l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 th\u01b0\u01a1ng l\u01b0\u1ee3ng \u0111\u1ec3 l\u00e1i xe an to\u00e0n v\u00e0 l\u00e0 m\u1ed9t tr\u1ecdng t\u00e2m ch\u00ednh c\u1ee7a b\u00e0i thi l\u00fd thuy\u1ebft Pennsylvania. Vi\u1ec7c gi\u1ea3i th\u00edch \u0111\u00fang c\u00e1c h\u01b0\u1edbng d\u1eabn n\u00e0y cho ph\u00e9p ng\u01b0\u1eddi l\u00e1i xe d\u1ef1 \u0111o\u00e1n c\u00e1c \u0111i\u1ec1u ki\u1ec7n, tu\u00e2n th\u1ee7 lu\u1eadt ph\u00e1p v\u00e0 \u0111i\u1ec1u h\u01b0\u1edbng an to\u00e0n qua b\u1ea5t k\u1ef3 m\u00f4i tr\u01b0\u1eddng giao th\u00f4ng n\u00e0o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"sign-colors-shapes\">M\u00e0u s\u1eafc v\u00e0 H\u00ecnh d\u1ea1ng Bi\u1ec3n b\u00e1o<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e0u s\u1eafc v\u00e0 h\u00ecnh d\u1ea1ng c\u1ee7a m\u1ed9t bi\u1ec3n b\u00e1o giao th\u00f4ng cung c\u1ea5p manh m\u1ed1i \u0111\u1ea7u ti\u00ean v\u1ec1 \u00fd ngh\u0129a c\u1ee7a n\u00f3, cho ph\u00e9p ng\u01b0\u1eddi l\u00e1i xe hi\u1ec3u \u0111\u01b0\u1ee3c th\u00f4ng \u0111i\u1ec7p ngay c\u1ea3 t\u1eeb xa. M\u1ed7i lo\u1ea1i \u0111\u1ec1u c\u00f3 m\u1ed9t m\u1ee5c \u0111\u00edch c\u1ee5 th\u1ec3, \u0111\u01b0\u1ee3c ti\u00eau chu\u1ea9n h\u00f3a.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">H\u00ecnh d\u1ea1ng Bi\u1ec3n b\u00e1o<\/h3>\n\n\n\n<img decoding=\"async\" width=\"768\" height=\"648\" class=\"gb-media-523dfe37\" alt=\"S\u01a1 \u0111\u1ed3 hi\u1ec3n th\u1ecb ch\u00edn h\u00ecnh d\u1ea1ng khung c\u1ee7a bi\u1ec3n b\u00e1o giao th\u00f4ng kh\u00e1c nhau bao g\u1ed3m h\u00ecnh b\u00e1t gi\u00e1c, h\u00ecnh tam gi\u00e1c ng\u01b0\u1ee3c, h\u00ecnh thoi, h\u00ecnh ng\u0169 gi\u00e1c, h\u00ecnh ch\u1eef nh\u1eadt d\u1ecdc, h\u00ecnh ch\u1eef nh\u1eadt ngang, h\u00ecnh c\u1edd \u0111u\u00f4i nheo, h\u00ecnh tr\u00f2n v\u00e0 h\u00ecnh ch\u1eef X.\" title=\"traffic-sign-shapes-meanings_vi\" src=\"https:\/\/testsdmv.com\/wp-content\/uploads\/2026\/02\/traffic-sign-shapes-meanings_vi-768x648.webp\" srcset=\"https:\/\/testsdmv.com\/wp-content\/uploads\/2026\/02\/traffic-sign-shapes-meanings_vi-768x648.webp 768w, https:\/\/testsdmv.com\/wp-content\/uploads\/2026\/02\/traffic-sign-shapes-meanings_vi-300x253.webp 300w, https:\/\/testsdmv.com\/wp-content\/uploads\/2026\/02\/traffic-sign-shapes-meanings_vi-1024x865.webp 1024w, https:\/\/testsdmv.com\/wp-content\/uploads\/2026\/02\/traffic-sign-shapes-meanings_vi.webp 1201w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>B\u00e1t gi\u00e1c (Octagon) (8 c\u1ea1nh)<\/strong> \u2014 D\u00e0nh ri\u00eang cho bi\u1ec3n b\u00e1o STOP. H\u00ecnh d\u1ea1ng \u0111\u1ed9c \u0111\u00e1o n\u00e0y c\u00f3 ngh\u0129a l\u00e0 ng\u01b0\u1eddi l\u00e1i xe ph\u1ea3i d\u1eebng l\u1ea1i ho\u00e0n to\u00e0n.<\/li>\n\n\n\n<li><strong>Tam gi\u00e1c (Triangle) (ch\u1ec9 xu\u1ed1ng)<\/strong> \u2014 D\u00e0nh ri\u00eang cho bi\u1ec3n b\u00e1o YIELD. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 ng\u01b0\u1eddi l\u00e1i xe ph\u1ea3i gi\u1ea3m t\u1ed1c \u0111\u1ed9, chu\u1ea9n b\u1ecb d\u1eebng l\u1ea1i v\u00e0 nh\u01b0\u1eddng quy\u1ec1n \u01b0u ti\u00ean cho c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n giao th\u00f4ng kh\u00e1c.<\/li>\n\n\n\n<li><strong>H\u00ecnh tr\u00f2n (Circle)<\/strong> \u2014 D\u00e0nh ri\u00eang cho bi\u1ec3n b\u00e1o C\u1ea3nh b\u00e1o S\u1edbm v\u1ec1 \u0110\u01b0\u1eddng s\u1eaft. N\u00f3 cho bi\u1ebft ph\u00eda tr\u01b0\u1edbc c\u00f3 m\u1ed9t \u0111\u01b0\u1eddng s\u1eaft giao c\u1eaft.<\/li>\n\n\n\n<li><strong>C\u1edd \u0111u\u00f4i nheo (Pennant) (tam gi\u00e1c n\u1eb1m ngang)<\/strong> \u2014 \u0110\u01b0\u1ee3c \u0111\u1eb7t \u1edf b\u00ean tr\u00e1i \u0111\u01b0\u1eddng, n\u00f3 c\u1ea3nh b\u00e1o v\u1ec1 m\u1ed9t KHU V\u1ef0C C\u1ea4M V\u01af\u1ee2T.<\/li>\n\n\n\n<li><strong>Ng\u0169 gi\u00e1c (Pentagon) (5 c\u1ea1nh)<\/strong> \u2014 Cho bi\u1ebft ph\u00eda tr\u01b0\u1edbc c\u00f3 khu v\u1ef1c tr\u01b0\u1eddng h\u1ecdc ho\u1eb7c l\u1ed1i qua \u0111\u01b0\u1eddng cho h\u1ecdc sinh.<\/li>\n\n\n\n<li><strong>H\u00ecnh thoi (Diamond)<\/strong> \u2014 \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c bi\u1ec3n b\u00e1o c\u1ea3nh b\u00e1o. N\u00f3 c\u1ea3nh b\u00e1o ng\u01b0\u1eddi l\u00e1i xe v\u1ec1 c\u00e1c m\u1ed1i nguy hi\u1ec3m ti\u1ec1m t\u00e0ng ho\u1eb7c nh\u1eefng thay \u0111\u1ed5i trong \u0111i\u1ec1u ki\u1ec7n \u0111\u01b0\u1eddng s\u00e1 ph\u00eda tr\u01b0\u1edbc (v\u00ed d\u1ee5: \u0111\u01b0\u1eddng cong ph\u00eda tr\u01b0\u1edbc, tr\u01a1n tr\u01b0\u1ee3t khi \u01b0\u1edbt).<\/li>\n\n\n\n<li><strong>H\u00ecnh ch\u1eef nh\u1eadt \u0111\u1ee9ng (Vertical Rectangle)<\/strong> \u2014 Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c bi\u1ec3n b\u00e1o quy \u0111\u1ecbnh (v\u00ed d\u1ee5: Gi\u1edbi h\u1ea1n T\u1ed1c \u0111\u1ed9, C\u1ea5m \u0110\u1ed7 xe).<\/li>\n\n\n\n<li><strong>H\u00ecnh ch\u1eef nh\u1eadt ngang (Horizontal Rectangle)<\/strong> \u2014 Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c bi\u1ec3n b\u00e1o ch\u1ec9 d\u1eabn, cung c\u1ea5p h\u01b0\u1edbng \u0111i ho\u1eb7c th\u00f4ng tin.<\/li>\n<\/ul>\n<\/div>\n\n\n<\/p>\n\n\n\n<div class=\"gb-element-3735b8d6\">\n<div>\n<p class=\"gb-text gb-text-61ea4bd9\">\ud83d\udd12<\/p>\n<\/div>\n\n\n\n<p class=\"gb-text\">\u0110\u00e2y l\u00e0 n\u1ed9i dung Premium. Truy c\u1eadp n\u1ed9i dung b\u1ecb gi\u1edbi h\u1ea1n \u2014 c\u00e1c B\u00e0i thi DMV m\u1edf r\u1ed9ng, H\u01b0\u1edbng d\u1eabn h\u1ecdc t\u1eadp v\u00e0 b\u00e0i thi CDL.<\/p>\n\n\n\n<a class=\"gb-text gb-text-4785f37c\" href=\"https:\/\/testsdmv.com\/vi\/pricing\/\">Truy c\u1eadp G\u00f3i Premium<\/a>\n\n\n\n<p class=\"gb-text gb-text-95adcd10\"><em>\u0110\u00e3 mua? <a href=\"https:\/\/testsdmv.com\/vi\/sign-in\/\">\u0110\u0103ng nh\u1eadp<\/a><\/em><\/p>\n<\/div>\n\n\n<p>\n\n\n\n\n\n\n<div><nav class=\"tdmv-nav-container\" aria-label=\"Page navigation\"><a href=\"https:\/\/testsdmv.com\/vi\/study-guides\/pennsylvania\/chapter-4\/\" class=\"tdmv-nav-btn prev-btn\">< Ch\u01b0\u01a1ng tr\u01b0\u1edbc<\/a><a href=\"https:\/\/testsdmv.com\/vi\/study-guides\/pennsylvania\/chapter-6\/\" class=\"tdmv-nav-btn next-btn\">Ch\u01b0\u01a1ng sau ><\/a><\/nav>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Bi\u1ec3n b\u00e1o \u0111\u01b0\u1eddng b\u1ed9, t\u00edn hi\u1ec7u giao th\u00f4ng v\u00e0 v\u1ea1ch k\u1ebb \u0111\u01b0\u1eddng t\u1ea1o th\u00e0nh ng\u00f4n ng\u1eef c\u1ee7a \u0111\u01b0\u1eddng ph\u1ed1, cung c\u1ea5p th\u00f4ng tin, c\u1ea3nh b\u00e1o v\u00e0 quy \u0111\u1ecbnh c\u1ea7n thi\u1ebft. Hi\u1ec3u \u0111\u01b0\u1ee3c ng\u00f4n ng\u1eef n\u00e0y l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 th\u01b0\u01a1ng l\u01b0\u1ee3ng \u0111\u1ec3 l\u00e1i xe an to\u00e0n v\u00e0 l\u00e0 m\u1ed9t tr\u1ecdng t\u00e2m ch\u00ednh c\u1ee7a b\u00e0i thi &#8230; <a title=\"Ch\u01b0\u01a1ng 5: Bi\u1ec3n b\u00e1o v\u00e0 t\u00edn hi\u1ec7u\" class=\"read-more\" href=\"https:\/\/testsdmv.com\/vi\/study-guides\/pennsylvania\/chapter-5\/\" aria-label=\"Read more about Ch\u01b0\u01a1ng 5: Bi\u1ec3n b\u00e1o v\u00e0 t\u00edn hi\u1ec7u\">Read more<\/a><\/p>\n","protected":false},"author":30,"featured_media":34219,"parent":55927,"menu_order":5,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-60836","page","type-page","status-publish","has-post-thumbnail"],"_links":{"self":[{"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/pages\/60836","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/users\/30"}],"replies":[{"embeddable":true,"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/comments?post=60836"}],"version-history":[{"count":0,"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/pages\/60836\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/pages\/55927"}],"wp:attachment":[{"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/media?parent=60836"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}