Explanation

The <sub> tag is used to display text below the normal line, as in subscript (e.g., x₅).

Commonly used in chemical formulas and mathematical expressions.

Explanation

Transmission media refers to the physical path (like cables or wireless signals) used to transfer data between devices.

It enables communication in computer networks, such as LANs and the Internet.

Explanation

The UNIX operating system was originally developed in assembly, but later rewritten in C to make it portable.

This marked a major milestone in OS development, allowing UNIX to run on different hardware platforms.

Explanation

In computer systems, especially Windows, a drive is represented by a letter followed by a colon, like C:, D:.

This notation is used to identify different storage locations or partitions.

Explanation

An if statement executes a single block of code only if the given condition is true.

It is a conditional control structure.

Explanation

LAN is ideal for connecting computers in closely located buildings, such as within a campus or office block.

It offers high speed and cost-effective connectivity over short distances.

Explanation

In C++, the body of a function is enclosed within curly braces: {}.

This structure contains the instructions that will be executed when the function is called. 

Explanation

LAN is ideal for connecting computers within a limited area like a university campus or building.

It offers high speed and cost-effective communication among multiple systems in close proximity.

Explanation

Let's calculate:

F7 = 12

H12 = 30

Formula: F7 * H12 = 12 * 30 = 360

Explanation

.obj files are object files generated during compilation before linking into an executable.

.pdf and .pptx are document formats.

.cpp is C++ source code.