建筑与技工
Contractor (CSLB), electrician, plumber, HVAC and other skilled-trade license exams.
CSLB Business & Law
加州承包商执照（A、B、C 类）。学习指南、610 道练习题和完整模拟考试。
690 道题 · 82 个学习章节 · 4 种语言
CSLB General Building (B) Trade
与商业法律一起考的 B 类专业考试。原创题目涵盖框架、混凝土、电气、水管、精装与工地安全。
700 道题 · 5 大主题 · 3 种语言
CSLB Electrical (C-10) Trade
与商业法律一起考的 C-10 电工专业考试。原创题目涵盖服务配电、分支布线、电机与设备、测试与电气安全,依据 2023 NEC。
500+ 道题 · 6 大主题 · 3 种语言
CSLB Plumbing (C-36) Trade
与商业法律一起考的 C-36 管道专业考试。原创题目涵盖给水、排水废水通气、洁具与热水器、燃气管道与管道安全,依据加州管道规范。
360+ 道题 · 6 大主题 · 3 种语言
Master Plumber (UPC/IPC)
Free Master Plumber (UPC/IPC) practice questions, study guide and a full timed mock exam — original, with explanations, in English/中文/Español.
100+ questions · 5 content areas · practice + mock
Master Electrician (NEC)
Free Master Electrician (NEC) practice questions, study guide and a full timed mock exam — original, with explanations, in English/中文/Español.
100+ questions · 5 content areas · practice + mock
CSLB Landscaping (C-27) Trade
Free CSLB Landscaping (C-27) Trade practice questions, study guide and a full timed mock exam — original, with explanations, in English/中文/Español.
100+ questions · 5 content areas · practice + mock
CSLB Painting (C-33) Trade
Free CSLB Painting (C-33) Trade practice questions, study guide and a full timed mock exam — original, with explanations, in English/中文/Español.
100+ questions · 5 content areas · practice + mock
CSLB HVAC (C-20) Trade
Free CSLB HVAC (C-20) Trade practice questions, study guide and a full timed mock exam — original, with explanations, in English/中文/Español.
100+ questions · 5 content areas · practice + mock
Journeyman Plumber (UPC/IPC)
Free Journeyman Plumber (UPC/IPC) practice questions, study guide and a full timed mock exam — original, with explanations, in English/中文/Español.
80+ questions · 5 content areas · practice + mock
Journeyman Electrician (NEC)
Free Journeyman Electrician (NEC) practice questions, study guide and a full timed mock exam — original, with explanations, in English/中文/Español.
80+ questions · 5 content areas · practice + mock
EPA 608 (HVAC Refrigerant)
The EPA Section 608 certification required to buy or handle refrigerants — Core plus Type I/II/III, valid for life. 240 free practice questions in English and Español.
240 questions · 6 study chapters · English & Español
相关组合
通常要一起考的考试——整套备考,而不是只考一门。
Every California contractor must pass the Law & Business exam plus their specific trade exam. Study both together.