paper 2 topics

Seite 1

3.3 Fundamentals of data representation

binary addition

conversion

units

3.4 Computer systems

Hardware + Software

Boolean logic

Explain what is meant my system and application software

Jobs of the os

Von Neumann architecture

Components of the CPU

The fetch-decode-execute cycle

volatile and non-volatile memory

cloud storage +/-

RAM and ROM differences

embedded and non-embedded.

secondary storage - solid state, optical and magnetic +/-

3.5 Fundamentals of computer networks

what is a network

pan lan wan

wired and wireless networks +/-

network topologies - star, bus, mesh, ring

network protocol - http, https, wifi, ftp, smtp, imap, pop.

network security - mac address filtering, authentication, encryption, firewall

layers of the TCP/IP model - application, transport, network (internet), data link layer - ATND

3.6 Fundamentals of cyber security

cyber security

penetration testing - white box, black box

social engineering - blagging, phishing farming, shouldering

malware - virus, trojan, spyware, adware

malware protection

biometric measures - password systems, CAPTCHA, fingerprint

3.7 Ethical, legal and environmental impacts of digital technology on wider society, including issues of privacy

ethical, legal and environmental issues