(COMPUTER SCIENCE) 1ST YEAR MOST IMPORTANT SHORT QUESTIONS 1. Difference between bit and byte and practice about conversion from MB , GB and Bytes to bits 2. Define information technology and token? Write Purpose of telecommunication. 3. What is Bar code and OCR ? 4. What is bar code reader and plotter? 5. Difference between data , data processing and information. 6. What is a computer and write its benefits . (S.Q + L.Q) 7. What is touch pad and utility program? 8. Difference between software and hardwere? 9. Difference between softcopy and hardcopy. 10. What is trackball? How it works? 11. What is workgroup computing? 12. What is mouse and How does mouse work? 13. System softwere and application softwere 14. What is application layer? Write its function./ services 15. Difference between FTP and HTTP. 16. Write four difference between MAN and LAN? And also Name of different LAN protocols. (S.Q + L.Q) 17. What is internet and computer network? 18. Define intranet and extranet 19. Characteristics of analog signal and also define signal 20. Define ASCI II code and unicode. 21. Define modem and internal and external modem 22. How would you define baseband and broadband? 23. Define modulation and demodulation 24. What is video conferencing? 25. How computer can be used in marketing? 26. What is computer simulation and online education? 27. Define desktop publishing 28. Define E commerce / How E commerence is useful in modern business? 29. What is airline system and weather forecasting? 30. What is robot and how it is used in industry? 31. What is electronic shopping and computer aided learning? 32. What is volatile memory? Why RAM is called volatile memory? 33. Define source code and object code? 34. How does machine language program execute faster? 35. What is computer architecture? 36. Describe the role of main memory in computer system. 37. What is ROM and ROM ? WRITE ITS DIFFERENT TYPES. (S. Q + L. Q ) 38. Difference between PROM and EPROM. (S. Q + L. Q ) 39. What is SRAM and DRAM? 40. Define the motherboard and compiler. 41. 41. Purpose of CPU in register 42. What is interrupts and track? 43. What is seriel port and parallel port? 44. What is main memory and catche memory? 45. What is the use of memory address register? 46. Write the purpose of data transfer instructions. 47. Name any 4 general purpose register 48. What is security , hacker? and biometric? 49. What is computer virus and how virus activate in computer? 50. What is password and software piracy? 51. Give some causes of virus and what you know about boot sector virus and Trojan virus? 52. Which type of damage is caused by chernobal virus? 53. List names of any 4 computer virus. 54. Why backup is important? / Define the term backup. 55. Describe data security and privacy issue. 56. What is plug and play? 57. What is the purpose of operating system? 58. What is the use of control panal? 59. Define word processor and List some use of word processor 60. Define the term font, text editor and text formatting 61. Write short cut key for cut ,copy , paste and print and also its difference 62. State the use of page setup dialog 63. Page margin and page processor 64. What is word wrap and function arguments? 65. Define word art in MS Word and Formatting in MS Word. 66. How does logic bombs differ from other viruses? 67. Why newsgroups are created on the internet? 68. How does modem work? H . M (0304-6839062) 69. What is font specifications? 70. Define clipboard in MS word. 71. How virus spread trough E mail? 72. What is formula bar and Purpose of formula bar 73. What is IP addressing and security violations? 74. Differentiate between CX and DX register. 75. What is paragraph formatting? How is word art is inserted in a document? 76. Describe two types of mode in MS word 77. Define page orientation in MS Excel and chart. 78. Difference between line spacing and paragraph spacing 79. Most powerful feature of spreadsheet 80. Difference between relative and absolute referencing 81. Hoe web pages are created? 82. Difference web browser and web server and write name of few browsers 83. What is downloading and uploading 84. Define DNS addressing and WWW 85. Define Email addressing and IP addressing 86. 86. What is digital convergence and digital camera? Write its advantages. 87. Differentiate between parallel and serial transmission? 88. What is Cyber banking or E-banking? 89. Define Email (Advantages, Limitation of email) 90. Compare compiler and interpreter. 91. Define the term WYSIWYG? 92. What are a header and footer in a text document along with its purpose. 93. What is an indent and alignment? 94. Why is Thesaurus used in word processing and define it. 95. Define the World Wide Web and a webpage? 96. What is search engine and write search engine name. 97. Define assembler and program language. 98. State the use of register and write about its types 99. What is internet? How we can connect internet? 100.What type of files can be attached to Email messages? 101.How computer can be useful is weather forecasting? ( S.Q + L.Q ) 102. Active and passive cell. 103.How data is transmitted in bus and star topology ? 104.How a star network is constructed? 105.Why terminators are used in bus topology? 106. Practice about functions of average and square root in MS EXCEL. 107.What is data protection and how data protection is important? 108.Compare De facto standard wirh De jure standard. 109.Write a short note on satellite communication 110.What is cell reference in MS excel? 111.Define 3-D sheet in MS excel. H . M 112.What are pirated software? 113.Briefly define ARPANET and NIC . 114.What is metropolitan area network? 115.Write two typing modes in MS Word. 116.What you mean by function and cell in MS Excel? 117.What is data security and write its importance. 118.What is pots? Discuss its types. ( S.Q + L.Q ) LONG QUESTIOS CH # 1 1. What are pointing devices? Explain different types of pointing devices. 2. What is display screen? Explain two types of display screen. M. IMP 3. What are printers? Briefly explain their various types. (Impact printer OR Non-impactprinter) M. IMP 4. What is softwere ? Explain different types of softwere. 5. What is computer? Discuss any three components of computer system. CH # 3 1. What is data transmission? Explain its three types with examples. M. IMP 2. What is Guided and unguided media? Write short note of any three types of both. 3. What is data communication? Discuss different modes of data communication. 4. Explain different data types with examples. 5. Explain any four Encoding schemes of data. M. IMP 6. CH # 5 1. Define computer bus with its two types and also Explain three types of system Buses. M.IMP 2. Define language processor / Translator and their use. Explain different types of both Processors. M. IMP 3. What is ROM? Explain its three types . 4. Define computer architecture and discuss its different components. 5. What is instruction set? Explain different types of operations performed by the computer. CH # 7 1. Define operating system and discuss its types and basic components. M. IMP 2. Comparison between command line operating system and graphical user interface 3. Discuss different features and objectives of windows operating system M. IMP 4. Discus different mouse and keyboard events. CH # 10 1. What is internet addressing scheme? Explain its two types. 2. What is Email? Explain advantages and disadvantages of an Email. M. IMP 3. How the use of internet is affecting society? Give your comments. M. IMP 4. Explain how internet can be useful OR Explain the services of an internet.