Explanation

• TCP/IP was developed in the 1970s through the pioneering work of Vint Cerf and Robert E. (Bob) Kahn.
• They are widely recognized as the “Fathers of the Internet”.
• TCP provides reliable, ordered delivery of data, while IP handles addressing and routing of packets.
• The foundational TCP/IP work was published in 1974.

Last verified on 09-08-2026

Explanation

• SSD (Solid-State Drive) generally has the highest cost per gigabyte (GB) of storage capacity.

Additional information:

• HDD (Hard Disk Drive) usually provides the lowest cost per GB for large-capacity storage.

Last verified on 09-08-2026

Explanation

• The first or main page of a website is commonly called the Homepage.
• It usually provides an overview of the website and links to other important pages.
• The homepage is often the default or starting page visitors see when they visit a website.

Additional information:

• Webpage → A single page on a website
• Website → Collection of related webpages
• URL → Address of a webpage or website
• Web browser → Software used to access websites

Last verified on 09-08-2026

Explanation

• Charles Babbage is credited with designing the first mechanical computer.
• He is widely regarded as the Father of the Computer.
• Difference Engine → Designed in the 1820s
• Analytical Engine → Described in 1837

Additional information:

• Ada Lovelace → Wrote an algorithm for the Analytical Engine
• Alan Turing → Pioneer of theoretical computer science

Last verified on 09-08-2026

Explanation

• Memory (RAM): Temporary, volatile, fast access
• Storage (HDD/SSD): Permanent, non-volatile, slower than RAM
• Example Memory: RAM in computers (4GB, 8GB, 16GB)
• Example Storage: Hard disk, SSD (256GB, 512GB, 1TB)
• Purpose: Memory = active tasks, Storage = long-term data

Last verified on 17-01-2026