ICT

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Across
  1. 2. a implementation method that implement the new system directly
  2. 5. first stage of system life cycle
  3. 8. type of extended reality that put you out of real-world environment to another virtual reality entirely
  4. 9. are used to route data packets from one network to another network
  5. 11. famous operating system
  6. 13. a memory that is volatile and is used to store data temporarily and can be read and write
  7. 14. type of biometric authentication that require retina of the eyes
  8. 17. a communication method that uses both video and sound
  9. 19. similar to virus but can spread without needing the computer to be turn on
  10. 20. general term used for the programs that control the computer system and process data
  11. 21. a type of malware that act as normal application but is actually a malware
  12. 22. a memory used to store data that needs to be permanent or non-volatile and can only be read
  13. 23. type of optical storage media and stores largest amount of data
  14. 24. a machine that allows people to deposit or withdraw money from or to their bank account
  15. 25. full words of LAN
Down
  1. 1. fourth stage of system life cycle
  2. 3. last stage of system life cycle
  3. 4. a safety risk that happens when fire catch on things
  4. 6. devices that connect one LAN to another LAN that uses the same protocol
  5. 7. general term for the physical components that make up a typical computer system
  6. 10. type of biometric authentication that require fingerprint
  7. 12. a data type that can be such as yes or no, true or false
  8. 15. a hardware that stored data and is faster than HDD
  9. 16. a data type that can be a single alphabet
  10. 18. a type of documentation that help programmers/analysts to make improvements to the system or repair/maintain the system