Web Applications and Security

Topics in this chapter

• Web Applications and Browsing
• Internet and Network Foundations
• Online Communication and Blogging
• Web Data and Operating Systems
• Cyber Threats and Malware
• Security Practices and Online Safety
• Accessibility and Workplace Safety

Cheat sheet

Practice questions

1. Question 1Q-F42410

   Which of the following network topologies connects all nodes to a single central device such as a hub or a switch?

   1. A.Bus topology
   2. B.Ring topology
   3. C.Star topology
   4. D.Mesh topology
   See the answer and solution
2. Question 2Q-12A216

   What does the term 'Blogging' refer to in the context of web applications?

   1. A.Writing and publishing personal or professional content regularly on a website
   2. B.Transferring files from a local computer to a remote server using FTP
   3. C.Sending encrypted text messages over an instant messaging client
   4. D.Blocking malicious IP addresses on a firewall
   See the answer and solution
3. Question 3Q-4C8F93

   Explain the difference between synchronous and asynchronous communication with one suitable example for each.

   See the answer and solution
4. Question 4Q-CE02FE

   Which of the following protocols is securely used for browsing websites by encrypting data between the web browser and the web server?

   1. A.FTP
   2. B.HTTP
   3. C.HTTPS
   4. D.SMTP
   See the answer and solution
5. Question 5Q-0F22D2

   What is an accessibility option in operating systems, and how do Sticky Keys help users?

   See the answer and solution