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Saturday, September 1, 2018

UPPCL- ARO - COMPUTER ,FAQ-1


                                   GS ATOM
Top 50 Computer Faq for    UPPCL -ARO

PART  - 1

  1.  What is the Shortcut key to open Windows Explorer (File Explorer)   -  Window Key +E
  2.   Who provides internet access by transmitting digital data over telephone lines -- DSL(Digital Subcriber Line)
  3. Which area in MS-Excel windows allows entering values and formulas -- Formula bar .
  4. A mouse , trackball and joystick are example of - Pointing devices.
  5.  E- Commerce - Buying and selling of products and services over the internet. 
  6. The shortcut key used for pasting text from clipboard is - Ctrl + V
  7. You click at U to make the select text - Underline
  8. What is the shortcut key to display "Insert Hyperlink " dialog box in document   - Ctrl + K
  9. A character that is raised above the base line and is smaller is known as - Superscript .
  10. If you want to improve the performance of your PC , you need to upgrade  - CPU
  11. Ctrl , Shift and Alt are called - Modifier Keys
  12. The removal of errors from computer software is called  - Debugging.
  13. Windows 8 is an example of - An operating system
  14. What is the shortcut key for making the selected text subscript in MS-Word  -  Ctrl + =
  15. Which key deletes the character to the left of the cursor  - Backspace.
  16. What is the keyboard shortcut for creating a chart from the selected cell range in Excel - F11
  17. Which is used to read hand written or printed text to make a digital image that is stored in memory  - Scanner  
  18. To view information on the web you must have a - Web Browser.
  19. An application on desktop can be opened through shortcut by - Double clicking, select icon then press enter, right click and choose "open "option .
  20. A CD-RW disk - Can be erased and rewritten.
  21. In preview mode you can view- All the page in your document .
  22. Word processing , spreadsheet and photo - editing are example of  - Application software. 
  23. The first network that planted the seeds of internet was - ARPANET
  24. As compared to 16 bit microprocessors. 8 bit microprocessors are limited in - Speed, Data handling capability.
  25. Microprocessor 8085 can address location up to 64 K. 
  26. The difference between memory and storage is that memory is temporary and storage is permanent .
  27. In OSI network architecture , the routing is performed by -- Network layer
  28. The parity bit is added for  -- Error Detection
  29. Mnemonic codes are used to assist human memory.
  30.  After completing the execution the microprocessor returns to  fetch state .
  31. Integration of multiple related files form a  Database.
  32. The relational data model represents the database as a collection of --Table
  33. Char is the integral data type in C.
  34. A blank EPROM has -- all bits set to logical 1.
  35. Int*P  is a pointer variable in C.
  36. Which byte of an instruction is loaded into IR register  -- First
  37. A UPS commonly has -- Rectifier, inverter, static switch.
  38. What is the name of memory buffer used to accommodate a speed differential - Cache memory
  39. Garbage collection involves traversing the entire file system, marking everything that can be accessed.
  40. One of the common forms of representing remote sensing data as information is in the form of - Thematic Maps.
  41. The network is overloaded with enormous data sent by many computers within the network . The inability of the network to deliver the data is termed as - Congestion
  42. HTTP is an application protocol .
  43. In IT, data integrity means that the data available in the database in both accurate and consistent.
  44. PARAM is a series of super computers designed and assembled by the Centre for Development of Advanced Computing  (C-DAC) in pune , India.
  45. CPU is also known as the brain of the computer.
  46. Data definition language defines data types and the relationships among them.
  47. Syntax errors are determined by Control Unit.
  48. How many MB is equal to 1 Terabyte - 1024 * 1024
  49. How many layers are there in the TCP/IP model - 4 layers( application layer, transport layer , internet layer , Network access layer)
  50. The function of DNS (Domain name system) is to convert domain name into IP address.

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