12SEN PWA Data transmission using the web

Front

What is a data packet?

Back

A small chunk of data sent over a network, containing payload, source/destination IPs, and sequencing info.

Front

What is an IP address?

Back

A unique numerical label assigned to a device on a network to identify and locate it.

Front

What is IPv4?

Back

The most common version of IP, using 32-bit addresses (e.g., 192.168.0.1).

Front

What does DNS stand for and what does it do?

Back

Domain Name System; it translates human-friendly domain names into IP addresses.

Front

What is the purpose of HTTP?

Back

It is the protocol used for transferring web pages over the internet.

Front

How is HTTPS different from HTTP?

Back

HTTPS adds encryption using SSL/TLS to secure data transferred between client and server.

Front

What does TCP/IP stand for?

Back

Transmission Control Protocol/Internet Protocol – the foundational communication protocol suite of the internet.

Front

What does FTP do?

Back

File Transfer Protocol is used to transfer files between a client and server.

Front

What is the difference between FTP and SFTP?

Back

SFTP (Secure FTP) encrypts file transfers for secure communication.

Front

What is the purpose of SSL and TLS?

Back

They are cryptographic protocols that secure data by encrypting it during transfer.