Module 2 Flashcards
How many bytes must a ZIP file be
22
What is the cloud?
Simply put, cloud servers are servers (and services) that run on remote hardware platforms with built-in scaling and redundancy. Cloud servers form the backbone of what we consider the Internet to be today.
What is Virtualisation
Running another operating system with software
VMWare or VirtualBox
Spell the abbrieviation and what it does
ICANN
The internet Corporation for Assigned Names and Numbers
Maintains/organises the Domain Name System(DNS) to ensure unique adress
Spell the abbrieviation and what it does
IRTF
Internet Research Task Force
Research to evolve internett protocols, apps, architecture and tech
Spell the abbrieviation and what it does
IETF
Internet Engineering Task Force
Establishes working groups to implement IETF standarsand guidlines.
Spell the abbrieviation and what it does
W3C
World Wide Web Consortium
INcommunity that creates standards to ensure the development of the web.
Spell the abbrieviation and what it does
URL
Uniform Resource Locator
Spell the abbrieviation and what it does
HTTP (S)
Hypertext Transfer Protocol (S-Secure)
Standard protocol for transferring data over the World Wide Web
Spell the abbrieviation and what it does
HTML
Hypertext Markup Language
Simplest form of web code
Spell the abbrieviation and what it does
CSS
Cascading Style Sheets
Used to style and layout web pages
Explain
JAVASCRIPT
Any time a web page does more than show static details for one to look at, like showing inline content changes, interactive charts, animated graphics in 2D or 3D, scrolling video, running games etc., JavaScript is probably involved.
Explain
PHP
an open-source server-side scripting language embedded in HTML to build interactive websites and web applications.
PHP is sent from the client, run on the server, and returned to the client.
Spell the abbrieviation and what it does
SQL
(Structured Query Language) is often found on the Internet, and its function is to access databases. It can commonly be used with HTML, JavaScript and PHP to access and input information from an online form to a database.
Explain
WEB Protocols
It converts a domain name into an IP address using the Domain Name System (DNS) protocol. It then requests the web page contents from that IP address using the HyperText Transfer Protocol (HTTP). It may also support the website over a secure, encrypted link using the Transport Layer Security (TLS) protocol
A web browser uses protocols to load a web page.
Spell the abbrieviation and what it does
TCP
Transmission Control Protocol
communication protocol for sending and receiving data over a network.
Spell the abbrieviation and what it does
IP
Internet Protocol
IP is deliberately built as an addressing protocol.
Spell the abbrieviation and what it does
UDP
User Datagram Protocol
DP is a supplementary communication protocol for TCP.
Spell the abbrieviation and what it does
POP
Post Office Protocol
POP3 is used for receiving incoming email.
Spell the abbrieviation and what it does
SMTP
Simple Mail Transport Protocol
SMTP is used to send and distribute outgoing email.
Spell the abbrieviation and what it does
FTP
File Transfer Protocol
Users can use FTP to transfer files from one computer to another.
Explain
Telnet
Telnet is a set of rules that allows one device to communicate with another.
Spell the abbrieviation and what it does
TLS
Transport Layer Security
encrypted link designed to povide secure comunication over computer net.
What organisations are related to ‘‘running the internett’’ ?
W3C, IETF, IRTF and ICANN
What is digitisation?
process of converting analogue or physical material to a digital format.
Spell the abbrieviation and what it does
IoT
The Internet of Things
network devices that don’t include computers, things that uses BT/WiFi.
Smart refrigirators, thermostats, google home or alexa.
explain
Big Data
Data that is to big or complex to be dealt with normal data processing software
explain
Data modelling
A process used to define and analyse data requirements needed to support the business processes.
explain
Data analytics
The method of extracting meaning from raw data using advanced computer systems and software modelling
Explain
Machine learning
the method of using mathematical data models to assist a machine in learning without direct guidance.
Explain
AI
Artifical Intelligence
a computer system’s ability to imitate human cognitive processes such as learning and problem-solving.
What does it provide
Blockchain/distributed ledger
Blockchain networks provide transactional databases that allow peers to transact with each other at any time. All of these connected databases need to approve the transaction, thus allowing highly secure and private transactions to occur.
Bitcoin, Bitcar, MedicalChain, Bitproperty
Why is it important?
Cyber security
Cyber security is critical to industry 4.0, securing data, access, IT Networks and the web
IT Architecture roles
name 4 roles
Software architect, Technology architect, buisness, architect and data architect.
explain
Silos
When a department in an organisation/business have their own resources, like their own tech staff and equipment.
Explain
IT governance
All areas of the business must communicate with one another. To do this effectively, one must consistently and skilfully manage the technological aspects to align with the business’s operational and strategic requirements.
Explain
COBIT
Control Objectives for Information and Related Technology (COBIT) is a highly comprehensive governance model created by the Information Systems Audit and Control Association (ISACA) and controlled by the IT Governance Institute (ITGI).
Spell the abbrieviation
ITIL
Information Technology Infrastructure Library.
explain
Standarization
Putting a standard on what your organisation will use in terms of hardware and software (open/closed source)
explain
Green IT
Use energy efficient hardware, use virtualisation, reduce the use of paper and encourage people to work remotely.
