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Certificate · AL
JSE – Certified Entry-Level JavaScript Programmer
OpenEDG JS Institute
Median earnings
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Cost
$69
Duration
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Completion
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JSE validates the foundations of JavaScript programming, including core syntax and semantics. This entry-level credential confirms the ability to use basic language features, tools, and debugging techniques to write and refactor simple programs. No formal prerequisites apply, and the exam has 30 single- and multiple-select questions over 40 minutes with a 70% passing score. Exam JSE-40-0x.
Explain how interpreters differ from compilers and how client-side differs from server-side programmingSet up a local or online JavaScript environment, then run code in an HTML page and the browser consoleDeclare, initialize, and modify variables while managing scope, shadowing, and hoistingWork with primitive types, strings, arrays, and objects and convert between data typesApply assignment, arithmetic, logical, comparison, and type operators with correct precedence and associativityInteract with users through alert, confirm, and prompt dialogsGuide program flow with if-else and switch statementsBuild loops with for, while, do-while, for-in, and for-of, using break and continueDefine and call functions using declarations, expressions, and arrow syntax with parameters and return valuesUse functions as first-class values, apply recursion, and schedule callbacks with setTimeout and setIntervalDistinguish syntactic, semantic, and logical errors and recognize common JavaScript error typesHandle and raise exceptions with try-catch-finally and throwDebug code by stepping through execution, inspecting variables, and measuring run time