💠1. The first firm to mass-market a microcomputer as a personal computer was- Radio Shaks
💠2. How many address lines are needed to address each machine location in a 2048 x 4 memory chip?-11
💠3. Properly arranged data is called- Information
💠4. A computer consists of- A central processing unit, A memory & Input and output unit
💠5. Why are vacuum tubes also called valves?- Because they can stop or allow the flow of current
💠6. John Napier invented Logarithm in-1614
💠7. An integrated circuit is- Fabricated on a tiny silicon chip
💠8. What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time?- Bus arbitration
💠9. Where as a computer mouse moves over the table surface, the trackball is- Stationary
💠10. Which of the following is used as a primary storage device?- Magnetic drum
💠11. Multi user systems provided cost savings for small business because they use a single processing unit to link several- Dumb terminals
💠12. What are the three decisions making operations performed by the ALU of a computer?- Grater than, Less than & Equal to
💠13. The word processing task associated with changing the appearance of a document is- Formatting
💠14. Nepal brought a computer for census of 2028 BS. This computer was of- second generation
💠15. Algorithm and Flow chart help us to- Specify the problem completely and clearly
💠16. Which statement is valid about computer program?- It is understood by a computer & It is understood by programmer
💠17. The difference between memory and storage is that memory is _ and storage is __- Temporary, permanent
💠18. When was Pascaline invented?-1642
💠19. Which of the following statement is valid?- Lady Augusta is the first programmer, Ada is the daughter of Lord Byron, a famous English poet & ADA is a programming language developed by US Defense
💠20. A compiler is a translating program which- Translates instruction of a high level language into machine language, Translates entire source program into machine language program & It is not involved in program’s execution
💠21. What is required when more than one person uses a central computer at the same time?- Terminal
💠22. Which of the following is the first computer to use Stored Program Concept?- EDSAC
💠23. The term gigabyte refers to-1024 megabytes
💠24. in which year was UK’s premier computing event started?- 1980
💠25. Once you load the suitable program and provide required data, computer does not need human intervention. T his feature is known as- Automatic
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