CHAPTER 4 WEEK 3

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If you're browsing a website, what's a quick way to know that it's secure?

the url begins with https

HTTP status codes are codes or numbers that indicate some sort of error or info message that occurred when trying to access a web resource. When a website is having issues on the server side, what number does the HTTP status code start with?

5xx

Which statements are true about setting up a web server? Check all that apply.

Apache serves the largest portion of Web servers on the Internet globally. Web content is stored on the server's localhost DNS needs to be set up to allow outside access to the server via the Internet

What is the main function of a database system?

Database allows us to store, query, filter and manage large amount of data

True or false: You can purchase a domain name localhost.

False

Company B is setting up commercial printing services on their network. Which of these are advantages of centrally managed commercial printers? Check all that apply.

It allows the ability to deploy printer driver software so that your users can print from their computers. you'll probably be running commercial printers that also can report diagnostics information, like low toner levels. physically distant printer can be more easily managed

What type of DNS record is used for email servers?

MX

Which file system protocols are intended for network use? Check all that apply.

NFS & SMB

Which of these is a valid method of managing printer services in a commercial environment?

On Linux, use CUPS to manage printing services On Window server, enable Print, Document services and add Printer Using a cloud service provider to manage your printers through a web browser

Which of these is NOT an email protocol?

POP3, SMTP, IMAP (YES) IRC (NO)

If you don't want to set up your own dedicated hardware to use for network file storage, what are your other options?

Use cloud file storage provider

HTTPS is the secure version of HTTP. Which statements are true about HTTPS and security protocols? Check all that apply.

HTTPS can be secured with Secure Socket Layer Protocol, or TLS HTTPS connection is authenticated by getting a digital certification of trust from an entity called a certificate authority HTTPS can be secured with Transport Layer Security protocol

HTTPS is the secure version of HTTP. Which statements are true about HTTPS and security protocols? Check all that apply.

HTTPS can be secured with Secure Socket Layer protocol, or TLS.An HTTPS connection is authenticated by getting a digital certificate of trust from an entity called a certificate authority.HTTPS can be secured with Transport Layer Security protocol (TLS).

Let's say that you're the sole IT employee at your company. Your boss wants the company to migrate away from using the current, paid-for chat application and use something free, insead. What options could you use? Check all that apply.

IRC & OPEN IM

Which of these are examples of database software? Check all that apply.

Postgresql, MySQL

Company A is setting up a network of mostly Windows machines. Which networking file system protocol would you recommend for maximum interoperability?

SMB using Samba

An employee sets up Apache HTTP Server. He types 127.0.0.1 in the browser to check that the content is there. What is the next step in the setup process?

Set up DNS so the server can be accessed through the Internet.


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