Free JSE-40-01 Exam Questions - Easiest Way for Success

Prepare for the JS Institute JSE-40-01 exam questions with our authentic preparation materials, including free JSE-40-01 practice exam questions and answers. TheExamsLab provides all the support you need to succeed in the JSE Certified Entry-Level JavaScript Programmer JSE-40-01 exam. This dedication to student success is why we have the most satisfied JSE-40-01 certification exam candidates worldwide.

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Total 263 Questions | Updated On: Sep 11, 2024

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Question 1

If a variable stores the value false then the variable:

A : will no longer be used in the program.

B : is of the Math type.

C : is of the Logical type.

D : is of the Boolean type.

Answer: D

Question 2

Analyze the following code:

let x = false || true;

let y = "true" && "false";

let z = false && true;

console.log(`${x} ${y} ${z}`);

What will appear in the console as a result of its execution?

A : false false false

B : true false false

C : false false true

D : false true true

Answer: B

Question 3

Analyze the code below:

let a = 10;

do {

console.log(--a);

} while (a > 3);

Which statement can replace the do ... while from the example above?

A : while (a >= 3) console.log(a--);

B : while (a > 2) console.log(--a);

C : while (a > 3) console.log(--a);

D : while (a > 3) console.log(a--);

Answer: C

Question 4

Handling an exception thrown by the interpreter with catch causes:

A : the execution of the program to be automatically aborted,but we can generate our own error message(not necessarily in the console)

B : further executing of the program to depend on the codewe place in the execution handler.

C : the program to continue executing until the last instruction,but we can generate our own error message(not necessarily in the console).

D : nothing to happen, because catch is not used for exception handling.

Answer: B

Question 5

Analyze the following code:

let x = 10;

ocnsole.log(x);

What exception will be thrown as a result of its execution attempt?

A : RangeError

B : SyntaxError

C : TypeError

D : ReferenceError

Answer: D

Page: 1 / 53

Total 263 Questions | Updated On: Sep 11, 2024

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