{"id":58306,"date":"2026-01-07T14:54:07","date_gmt":"2026-01-07T14:54:07","guid":{"rendered":"https:\/\/testsdmv.com\/study-guides\/illinois\/chapter-2\/"},"modified":"2026-03-19T13:53:59","modified_gmt":"2026-03-19T13:53:59","slug":"chapter-2","status":"publish","type":"page","link":"https:\/\/testsdmv.com\/vi\/study-guides\/illinois\/chapter-2\/","title":{"rendered":"Ch\u01b0\u01a1ng 2: Gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9"},"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-last-item 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><\/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=\"#basic-speed-law\">Lu\u1eadt T\u1ed1c \u0111\u1ed9 C\u01a1 b\u1ea3n<\/a><\/li><li><a href=\"#default-speed-limits\">Gi\u1edbi h\u1ea1n T\u1ed1c \u0111\u1ed9 M\u1eb7c \u0111\u1ecbnh c\u1ee7a Illinois<\/a><\/li><li><a href=\"#other-speed-rules\">C\u00e1c Quy t\u1eafc T\u1ed1c \u0111\u1ed9 Kh\u00e1c<\/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-501994dc\">\n<p class=\"wp-block-paragraph\">Ki\u1ec3m so\u00e1t t\u1ed1c \u0111\u1ed9 c\u1ee7a xe l\u00e0 m\u1ed9t trong nh\u1eefng kh\u00eda c\u1ea1nh quan tr\u1ecdng nh\u1ea5t c\u1ee7a vi\u1ec7c l\u00e1i xe an to\u00e0n. V\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 ho\u1eb7c l\u00e1i xe qu\u00e1 nhanh so v\u1edbi \u0111i\u1ec1u ki\u1ec7n l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n h\u00e0ng \u0111\u1ea7u g\u00e2y ra tai n\u1ea1n giao th\u00f4ng, l\u00e0m t\u0103ng \u0111\u00e1ng k\u1ec3 m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng c\u1ee7a th\u01b0\u01a1ng t\u00edch v\u00e0 kh\u1ea3 n\u0103ng t\u1eed vong. Hi\u1ec3u v\u00e0 tu\u00e2n th\u1ee7 lu\u1eadt t\u1ed1c \u0111\u1ed9 c\u1ee7a Illinois l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft kh\u00f4ng ch\u1ec9 \u0111\u1ec3 v\u01b0\u1ee3t qua k\u1ef3 thi l\u1ea5y gi\u1ea5y ph\u00e9p l\u00e1i xe m\u00e0 c\u00f2n \u0111\u1ec3 b\u1ea3o v\u1ec7 t\u00ednh m\u1ea1ng c\u1ee7a b\u1ea1n v\u00e0 c\u1ee7a nh\u1eefng ng\u01b0\u1eddi kh\u00e1c tr\u00ean \u0111\u01b0\u1eddng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"basic-speed-law\">Lu\u1eadt T\u1ed1c \u0111\u1ed9 C\u01a1 b\u1ea3n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Lu\u1eadt Illinois c\u00f3 m\u1ed9t nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Lu\u1eadt T\u1ed1c \u0111\u1ed9 C\u01a1 b\u1ea3n. Lu\u1eadt n\u00e0y y\u00eau c\u1ea7u m\u1ed9t ng\u01b0\u1eddi kh\u00f4ng \u0111\u01b0\u1ee3c l\u00e1i xe v\u1edbi t\u1ed1c \u0111\u1ed9 l\u1edbn h\u01a1n m\u1ee9c h\u1ee3p l\u00fd v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi \u0111i\u1ec1u ki\u1ec7n giao th\u00f4ng v\u00e0 vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u01b0\u1eddng cao t\u1ed1c, ho\u1eb7c g\u00e2y nguy hi\u1ec3m cho s\u1ef1 an to\u00e0n c\u1ee7a b\u1ea5t k\u1ef3 ng\u01b0\u1eddi ho\u1eb7c t\u00e0i s\u1ea3n n\u00e0o. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1ee3c ni\u00eam y\u1ebft l\u00e0 t\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a tuy\u1ec7t \u0111\u1ed1i \u0111\u01b0\u1ee3c ph\u00e9p trong \u0111i\u1ec1u ki\u1ec7n l\u00fd t\u01b0\u1edfng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ng\u01b0\u1eddi l\u00e1i xe c\u00f3 ngh\u0129a v\u1ee5 ph\u00e1p l\u00fd ph\u1ea3i gi\u1ea3m t\u1ed1c \u0111\u1ed9 xu\u1ed1ng d\u01b0\u1edbi gi\u1edbi h\u1ea1n \u0111\u01b0\u1ee3c ni\u00eam y\u1ebft khi c\u00f3 c\u00e1c m\u1ed1i nguy hi\u1ec3m c\u1ee5 th\u1ec3. Nh\u1eefng t\u00ecnh hu\u1ed1ng n\u00e0y bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0110i\u1ec1u ki\u1ec7n Th\u1eddi ti\u1ebft:<\/strong> M\u01b0a, s\u01b0\u01a1ng m\u00f9, tuy\u1ebft, m\u01b0a tuy\u1ebft ho\u1eb7c b\u0103ng c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 b\u00e1m c\u1ee7a l\u1ed1p xe v\u00e0 t\u1ea7m nh\u00ecn, \u0111\u00f2i h\u1ecfi t\u1ed1c \u0111\u1ed9 ch\u1eadm h\u01a1n nhi\u1ec1u \u0111\u1ec3 duy tr\u00ec ki\u1ec3m so\u00e1t v\u00e0 d\u1eebng l\u1ea1i an to\u00e0n.<\/li>\n\n\n\n<li><strong>\u0110i\u1ec1u ki\u1ec7n \u0110\u01b0\u1eddng s\u00e1:<\/strong> Ng\u01b0\u1eddi l\u00e1i xe ph\u1ea3i gi\u1ea3m t\u1ed1c \u0111\u1ed9 khi \u0111\u1ebfn g\u1ea7n v\u00e0 \u0111i qua m\u1ed9t giao l\u1ed9, \u0111i v\u00f2ng quanh m\u1ed9t kh\u00fac cua, \u0111\u1ebfn g\u1ea7n \u0111\u1ec9nh \u0111\u1ed3i, ho\u1eb7c \u0111i tr\u00ean m\u1ed9t con \u0111\u01b0\u1eddng h\u1eb9p ho\u1eb7c quanh co.<\/li>\n\n\n\n<li><strong>Giao th\u00f4ng:<\/strong> Trong t\u00ecnh tr\u1ea1ng giao th\u00f4ng \u0111\u00f4ng \u0111\u00fac, ng\u01b0\u1eddi l\u00e1i xe ph\u1ea3i \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 c\u1ee7a m\u00ecnh \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi lu\u1ed3ng xe xung quanh, \u0111\u1ed3ng th\u1eddi duy tr\u00ec kho\u1ea3ng c\u00e1ch an to\u00e0n v\u1edbi xe ph\u00eda tr\u01b0\u1edbc.<\/li>\n\n\n\n<li><strong>Ng\u01b0\u1eddi \u0111i b\u1ed9 v\u00e0 M\u1ed1i nguy hi\u1ec3m:<\/strong> Khi c\u00f3 ng\u01b0\u1eddi \u0111i b\u1ed9, ng\u01b0\u1eddi \u0111i xe \u0111\u1ea1p ho\u1eb7c c\u00e1c m\u1ed1i nguy hi\u1ec3m ti\u1ec1m t\u00e0ng g\u1ea7n \u0111\u01b0\u1eddng, ng\u01b0\u1eddi l\u00e1i xe ph\u1ea3i gi\u1ea3m t\u1ed1c \u0111\u1ed9 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o h\u1ecd c\u00f3 \u0111\u1ee7 th\u1eddi gian \u0111\u1ec3 ph\u1ea3n \u1ee9ng.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u quan tr\u1ecdng c\u1ea7n hi\u1ec3u l\u00e0 m\u1ed9t c\u1ea3nh s\u00e1t c\u00f3 th\u1ec3 ph\u1ea1t v\u00ec l\u00e1i xe qu\u00e1 nhanh so v\u1edbi \u0111i\u1ec1u ki\u1ec7n, ngay c\u1ea3 khi ng\u01b0\u1eddi l\u00e1i xe kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1ee3c ni\u00eam y\u1ebft.<\/p>\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\/illinois\/chapter-1\/\" class=\"tdmv-nav-btn prev-btn\">< Ch\u01b0\u01a1ng tr\u01b0\u1edbc<\/a><a href=\"https:\/\/testsdmv.com\/vi\/study-guides\/illinois\/chapter-3\/\" class=\"tdmv-nav-btn next-btn\">Ch\u01b0\u01a1ng sau ><\/a><\/nav>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Ki\u1ec3m so\u00e1t t\u1ed1c \u0111\u1ed9 c\u1ee7a xe l\u00e0 m\u1ed9t trong nh\u1eefng kh\u00eda c\u1ea1nh quan tr\u1ecdng nh\u1ea5t c\u1ee7a vi\u1ec7c l\u00e1i xe an to\u00e0n. V\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 ho\u1eb7c l\u00e1i xe qu\u00e1 nhanh so v\u1edbi \u0111i\u1ec1u ki\u1ec7n l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n h\u00e0ng \u0111\u1ea7u g\u00e2y ra tai n\u1ea1n giao th\u00f4ng, l\u00e0m t\u0103ng \u0111\u00e1ng k\u1ec3 m\u1ee9c &#8230; <a title=\"Ch\u01b0\u01a1ng 2: Gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9\" class=\"read-more\" href=\"https:\/\/testsdmv.com\/vi\/study-guides\/illinois\/chapter-2\/\" aria-label=\"Read more about Ch\u01b0\u01a1ng 2: Gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9\">Read more<\/a><\/p>\n","protected":false},"author":30,"featured_media":34219,"parent":55952,"menu_order":2,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-58306","page","type-page","status-publish","has-post-thumbnail"],"_links":{"self":[{"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/pages\/58306","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=58306"}],"version-history":[{"count":0,"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/pages\/58306\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/pages\/55952"}],"wp:attachment":[{"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/media?parent=58306"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}