Module 3 challenge: Software and Platform Services:System Administration and IT Infrastructure Services(Google IT Support Professional Certificate) Answers 2025:

Question 1

Which of the following are popular paid-for options for setting up IM services for your organization?

✅ Slack
✅ HipChat
❌ IMAP
❌ XMPP

Explanation:
Slack and HipChat are commercial instant messaging (IM) platforms for organizations.
IMAP and XMPP are protocols, not paid IM services.

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Question 2

Which email protocol is capable of sending emails?

✅ SMTP (Simple Mail Transfer Protocol)
❌ POP3
❌ IMAP
❌ MX DNS

Explanation:
SMTP handles sending emails.
POP3 and IMAP are used for retrieving messages, and MX DNS defines mail server records.

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Question 3

Which of the following statements is true about cloud software services?

✅ When setting up cloud services for your company, you might need to purchase added features for businesses and enterprises.
✅ Software used as a business is usually different from software used as a consumer.
❌ There are never limits on who can use cloud services software.
❌ There are no stipulations (licensing agreements) on how cloud services software is used.

Explanation:
Business-grade software usually includes enterprise features, admin controls, and licensing agreements that consumer versions lack.

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Question 4

If you manage an organization’s website on a server, how do you enable TLS on the server so that the site can use HTTPS?

✅ Install a digital certificate of trust on your web server
❌ Enable SSL version 2.0
❌ Reinstall your server OS
❌ Type HTTPS in your site URL

Explanation:
HTTPS requires TLS (Transport Layer Security), which is activated by installing a valid SSL/TLS certificate issued by a trusted Certificate Authority (CA).

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Question 5

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

✅ Set up a NAS (Network-Attached Storage)
✅ Use a cloud file storage provider
❌ Set up an HTTP server
❌ Use a database server

Explanation:
A NAS or cloud storage service like Google Drive or Dropbox allows centralized file access without managing server hardware.

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Question 6

You’re the sole IT employee at your company. Most of the computers are Windows machines. Your boss wants network file storage. What service should you use?

✅ Samba services
❌ NFS server
❌ Database server
❌ HTTP server

Explanation:
Samba implements the SMB/CIFS protocol, which is native to Windows and allows file and printer sharing across the network.

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Question 7

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

✅ On a Windows server, enable Print and Document Services, and add printers
✅ Using a cloud service provider to manage your printers through a web browser
✅ On Linux, use CUPS to manage printing services
❌ Managing multiple printers separately

Explanation:
Centralized printing via Windows Print Services, cloud print solutions, or CUPS (Common Unix Printing System) streamlines management.

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Question 8

An employee sets up Apache HTTP Server and tests it with 127.0.0.1. What’s the next step?

✅ Set up DNS so the server can be accessed through the Internet
❌ Assign a static IP address
❌ Install CUPS
❌ Nothing, the setup is complete

Explanation:
127.0.0.1 verifies local access. To make the website accessible publicly, DNS must map the domain name to the server’s external IP.

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Question 9

Where does customer information, such as articles, videos, or images, generally get stored for web services?

✅ On a database
❌ On the local machine only
❌ On an FTP server
❌ On a web server

Explanation:
Web content (text, images, videos) is usually stored in a database (like MySQL, MongoDB, etc.), which the web server retrieves when requested.

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Question 10

When an HTTP request is successful, what number does the HTTP status code start with?

✅ 2xx
❌ 4xx
❌ 5xx
❌ 6xx

Explanation:
HTTP 2xx codes (like 200 OK) indicate a successful response, while 4xx are client errors and 5xx are server errors.

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🧾 Summary Table

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