Computer Science/IT MCQs
Topic Notes: Computer Science/IT
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
3761
What is a "connection-oriented" protocol?
Answer:
A protocol that establishes a connection (a "handshake") before sending data
TCP is a connection-oriented protocol. It establishes a reliable session between the sender and receiver before any data is transmitted.
3762
What is the purpose of browser extensions or add-ons?
Answer:
To add new features and functionality to the browser
Browser extensions can add a wide variety of features to a browser, such as ad blocking, password management, and integration with other services.
3763
What is the full form of the acronym URL?
Answer:
Uniform Resource Locator
URL stands for Uniform Resource Locator. It is a reference to a web resource that specifies its location on a computer network and a mechanism for retrieving it. Essentially, it is the address of a webpage or file on the Internet.
3764
Which type of network spans a large geographical area, such as a country or continent?
Answer:
WAN
A Wide Area Network (WAN) is a network that covers a broad area, such as any network whose communications links cross metropolitan, regional, or national boundaries.
3765
Can you increase your bandwidth without changing your internet plan?
Answer:
No, bandwidth is determined by your contract with your ISP
Your maximum bandwidth is set by your Internet Service Provider (ISP). While a better router might improve your local network (Wi-Fi) speed, it cannot increase the bandwidth coming into your home.
3766
The "browser wars" of the mid-1990s were primarily between which two browsers?
Answer:
Netscape Navigator and Internet Explorer
The first browser war was between Microsoft's Internet Explorer and Netscape's Navigator, with both companies vying for dominance in the web browser market.
3767
What does the "private browsing" or "incognito mode" feature in web browsers do?
Answer:
It prevents your browsing history, cookies, and site data from being saved on your device.
Private browsing modes are designed to not save any local data of the browsing session. This does not make you anonymous online.
3768
What is the future trend in networking?
Answer:
A continued use of hybrid networks, with wireless speeds approaching wired speeds
The future will likely see a mix of both, with wireless technologies becoming faster and more reliable, but wired connections still being important for performance and security.
3769
What is the "California Consumer Privacy Act" (CCPA)?
Answer:
A law in California that gives consumers more control over their personal data
The CCPA is similar to the GDPR in many ways.
3770
Which of the following is used to surf the internet?
Answer:
Internet Explorer
Internet Explorer is a web browser, which is a software application designed specifically for accessing, retrieving, and displaying information from the World Wide Web. Windows Explorer is for managing local files.