QUESTION 1

Why can we trust the free certificates generated from Let's Encrypt?

a. Advanced cryptography.

b. We can't trust them!

c. They are from a trusted root Certificate Authority - Internet Security Research Group (ISRG).

d. Because the Internet said so.

QUESTION 2

Match following

jQuery Selectors matching question:

- All Selector for all elements

- id Selector for a single element with a given id attribute

-

class Selector for all elements with a given class

- radio Selector for all elements of type radio

A. $("#card")

B. $(":radio")

C. $("*")

D. $(".card")

QUESTION 3

In this code using jQuery,

$( "#myDiv" ).css( "border", "3px solid red" ); "#myDiv" is the __ ?

a. DOM manipulation

b. function

c. selector

d. action

QUESTION 4

In the following code using Bootstrap, what is this component referring to?

a. Card

b. Navigation Bar

c. Form

d. Button

QUESTION 5

How many columns does Bootstrap allow?

a. 8

b. 1

c. 10

d. 12

QUESTION 6

Match following

jQuery DOM Manipulation methods:

- Removes the matched elements

- Gets the computed style properties for the first element in the set of matched elements

- Inserts content, specified by the parameter, to the end of each element in the set of matched elements.

- Gets the value of an attribute for the first element in the set of matched elements.

A. .attr()

B. .css()

C. .remove()

D. .append()

QUESTION 7

Which two files are important when generating and using SSL certificates?

a. .ssl file and .https file

b. .key file and .crt file

c. .lock file and .key file

d. .cert file and .txt file

QUESTION 8

What is the purpose of HTTPS?

a. To encrypt the passing of data between client and server over HTTP using TLS.

b. To encrypt data using the bcrypt module.

c. To sell more domains with certificates.

d. For fun!

QUESTION 9

Explain ?

Explain module that will host an HTTPS server on port 4433. The code should read in the contents of the HTTPS certificate (server.crt) and key (server.key) located in a folder called "certs".

Once the HTTPS server starts, it should log "Express HTTPS server listening on port 4433".

QUESTION 10

In the following code using the bcrypt module, what is the likely value of "hash"?

bcrypt.hash("myPassword123", 10).then(hash=>{ // Hash the password using a Salt that was generated using 10 rounds console.log(hash) })

a.

b. ****

c. s..$@2..w@#2

d. myPassword123

QUESTION 11

What is the dollar sign ($) syntax a shortcut for?

a. jQuery() function

b. Express function

c. global function

d. Money