Important question for ICS computer science Part 1

What is OSI model? List all the layers of OSI model. Explain any four layers in details. Also draw the diagram of OSI model
What is computer software? Explain its different types in details
What is computer hardware? Explain its different types in details
Define output? What are the different types of output?
What is the purpose of Date Protection Act? Write down the Data Protection Principles
Explain different Data types with the help of examples
Difference between input and output giving three differences
What is difference between LAN and WAN
Write a detailed note on advantages and disadvantages of internet
What is internet? Discuss in detail different services of internet
What is ring topology? Explain its working with diagram. Discuss the advantage and disadvantages
What is topology? Write note on any two of the following:
Star
Ring
Bus
Briefly discus different general purpose of registry
What are the basic elements of data communication system? How is data communicated by using telephone lines? How is analog data converted into digital data?
What is data communication? Explain basic components of data communication and explain different types of data communication modes
What is printer? Describe the different between impact and non-impact printer and also mention their types
Write a note on modem. Describe its feature
Discuss different events of mouse and keywords
What is unguided media? Explain the different unguided media
Explain the architecture of a computer system with the help of diagram. Explain its major components
How media is important in communication? Discuses any three communication media, in term of security, cost, and speed
What are CPU registers? Describe special purpose registry in details
Define CPU and explain its parts
Explain the Fetch-Decode-Execute cycle of CPU
Define display screen. Explain its different types
What is an operation system? Explain different objects of windows operating system
Explain the important features of Window operating system
What is the necessary to protect your computer from virus? Briefly describe five ways to protect your computer from virus. And write a note on any two types of viruses
What is computer virus? List three ways in which viruses can spread. Also mention three precautionary steps you can take to protect your computer from the threat of viruses
Explain different ways of editing text in MS Word
Explain the following with reference to word processing
Word Wrap
Header and Footer
Spell Checking
Write a short not on word processing
Differentiate between header and footer with footnotes and endnotes
Define excel. Explain its importance with the help of its functions
Define PowerPoint. Explain its importance in business
Describe different network connectivity devices used to connect computer network
Explain different network models and their advantages and disadvantages
What is network standard? Discuss different types of network standards
What is the meant by encoding of data? Explain different coding schemes to represent data
What is the meant by data security? Briefly discus different security threats of data security. And what are the solutions to these threats
Describe language processors or translator and their use. Discuss different types of language processors