Question 1

Refer to the code below:Function changeValue(obj) {Obj.value = obj.value/2;}Const objA = (value: 10);Const objB = objA;changeValue(objB);Const result = objA.value;What is the value of result after the code executes?

Options :

A : 10

B : Nan

C : 5

D : Undefined

Answer: C

Question 2

Given the code below:const copy = JSON.stringify([ new String(' false '), new Bollean( false ), undefined ]);What is the value of copy?

Options :

A : -- [ \''false\'' , { } ]--

B : -- [ false, { } ]--

C : -- [ \''false\'' , false, undefined ]--

D : -- [ \''false\'' ,false, null ]--

Answer: D

Question 3

What is the result of the code block?

Options :

A : The console logs only 'flag'.

B : The console logs 'flag' and another flag.

C : An error is thrown.

D : The console logs 'flag' and then an error is thrown.

Answer: D

Question 4

Refer to HTML below:The current status of an Order: In Progress Which JavaScript statement changes the text 'In Progress' to 'Completed' ?

Options :

A : document.getElementById(''status'').Value = 'Completed' ;

B : document.getElementById(''#status'')[removed] = 'Completed' ;

C : document.getElementById(''status'')[removed] = 'Completed' ;

D : document.getElementById(''.status'')[removed] = 'Completed' ;

Answer: C

Question 5

A developer has a web server running with Node.js. The command to start the web server is node server.js. The web server started havinglatency issues. Instead of a one second turnaround for web requests, the developer now sees a five second turnaround.Which command can the web developer run to see what the module is doing during the latency period?

Options :

A : NODE_DEBUG=true node server.js

B : DEBUG=http, https node server.js

C : NODE_DEBUG=http,https node server.js

D : DEBUG=true node server.js

Answer: D