ITS2 - Networking Knowledge Quiz
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Questions and Answers

Which class of networks uses the subnet mask 255.255.255.0?

  • Class B
  • Class D
  • Class A
  • Class C (correct)

    • How can you distinguish a DNS problem from a network issue?

  • Try a numeric address (correct)
  • Clear browser cache
  • Restart the router
  • Ping the DNS server

    • Which port does the HTTP protocol use?

  • Port 21
  • Port 25
  • Port 80 (correct)
  • Port 443

    • What does the Blue Screen of Death indicate?

    <p>A fatal system error</p> Signup and view all the answers

    What is the difference between DHCP and DNS?

    <p>DHCP assigns IP addresses, DNS maps domain names to IP addresses</p> Signup and view all the answers

    What is an A record in DNS?

    <p>A record is a record that specifies the IP address for a domain</p> Signup and view all the answers

    What is an MX record in DNS?

    <p>MX record is a record that specifies the mail server for a domain</p> Signup and view all the answers

    What does the abbreviation 0365 refer to?

    <p>A cloud service</p> Signup and view all the answers

    Which of the following is included with a subscription to Microsoft 365?

    <p>All of the above</p> Signup and view all the answers

    What is Microsoft Exchange primarily used for?

    <p>Email service for businesses and academic institutions</p> Signup and view all the answers

    What is SharePoint Online?

    <p>A web-based application for collaboration and information exchange</p> Signup and view all the answers

    What does VoIP stand for?

    <p>Voice over Internet Protocol</p> Signup and view all the answers

    Which of the following is NOT a feature of Microsoft Exchange?

    <p>Cloud storage</p> Signup and view all the answers

    Which devices can you install the Office apps on with a Microsoft 365 subscription?

    <p>PCs, Macs, tablets, and phones</p> Signup and view all the answers

    What is the purpose of OneDrive cloud storage?

    <p>To store and manage content</p> Signup and view all the answers

    What is the main advantage of VoIP?

    <p>Lower cost compared to traditional phone services</p> Signup and view all the answers

    What is an IP address?

    <p>A unique identifier for devices on the internet</p> Signup and view all the answers

    When did telephony start relying on digital lines for phone calls?

    <p>Late 90s</p> Signup and view all the answers

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