Explanation

It works through radio waves

Wi fi speed in USA is very fast

Explanation

• A hard copy is a term used to describe Printed output
• **
• A printed copy of any information is known as a Hard copy.
• Sometimes the printed copy is referred to as a printout, a hard copy is so-called because it exists as a physical object.
• **

hard copies include

• teleprinter pages,
• continuous printed tapes,
• computer printouts,
• and radio photo prints.
• **
• The scanner converts hardcopy into softcopy while the Printer converts softcopy into hardcopy. 
  

Explanation

Numeric Pad is in Keyboard.

It is a section on the right side of a standard keyboard that contains numbers and arithmetic operators for quick data entry.

Explanation

Mesh topology is a type of networking where all nodes cooperate to distribute data amongst each other.

Explanation

The continue statement skips the remaining code inside the loop for the current iteration.

It then shifts control back to the beginning of the loop for the next iteration.

Explanation

A database is a collection of logically related data sets or files that are organized for efficient storage, retrieval, and management.

It allows easy manipulation and querying of data through systems like SQL.

Explanation

 In a computer's file system, a folder is used to organize files and documents.

Folders can contain files and other folders, creating a hierarchical structure that can go many levels deep (nested folders).

Explanation

A programmer is primarily focused on coding and developing software applications based on specific requirements provided by users or organizations.

Additional Points:

• Programmers are skilled in programming languages like Python, Java, C++, etc.
• They often work on debugging, testing, and optimizing code to ensure it runs efficiently.

Explanation

A Proxy Server primarily routes TCP/IP requests between clients and servers, enhancing security, privacy, and network performance.

Explanation

Receiver's email address is required to send an email.

Without it, the email has no destination and cannot be delivered.