Computer Knowledge... Questions

💠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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