| VOCLET 2015 COMPUTER Question with Answer Key |
| 1. The total time elapsed between submission of command and data to a computer and getting the result of computation is the B) Response |
| 2. An automatic machine that is made to perform routine human tasks is - B) Robot |
| 3. The following device allows the user to add external components to a computer system- C) Ports / Main boards. |
| 4. A program that remains in the memory while other programs are executing is called- A) Resident program |
| 5. The time required to complete a single , continuous execution of an object program is called- A) Run Time |
| 6. What is the minimum number of NAND gates required to implement the Boolean Function x’y+y’x, where x,y are the two inputs of the gate- A) 5 |
| 7. Process of finding / correcting program errors is- B) Debugging |
| 8. One or more identifying lines printed at the bottom of a page are referred as- B) Footer |
| 9. An adder which adds three binary digits and outputs a results bit and a carry bits is refferd as- C) Full Adder |
| 10. Which of the following communication lines, best suites to interactive processing applications- C) Full-duplex lines |
| 11. The tree main components of a digital computer system are- C) Memory, CPU, I/O |
| 12. Mega is 2 to the power of - A) 20 |
| 13. If x,y,z are three Boolean variables, then x(y+z) equals (x+y)(x+z), if x,y,z take the values- B) 0,1,0 |
| 14. Which of the following comments about the Program Counter (PC) are true?- C) During execution of the current instruction, its content changes. |
| 15. Kernel is - A) A) considered as the critical part of the operating system. |
| 16. Unix was developed by - A) Bell laboratory |
| 17. Pick the incorrect statement- C) System can’t work without a shell |
| 18. Which of the following statements best explains a process?- C) It is an instance of a program in execution. |
| 19. Kernel is not involved- C) in resource allocation |
| 20. The command echo welcome>/dv/tty -- C) echoes welcome only in the terminal in which it is run. |
| 21. Technique of placing software / programs in a ROM semi-conductor chip called- C) Firmwire |
| 22. A number system with a base of sixteen is referred as- D) Hexadecimal number system |
| 23. One of the early coding systems, based on the idea of converting each digit of a decimal number into its binary equivalent rather than converting the entire decimal value into a pure binary form is - B) BCD |
| 24. BIOS is responsible for - A) handling the particulars of input/output operations. |
| 25. Instead of buying new computer, productivity of old one can be economically enhanced with the help of - D) PCI board |
| 26. Cache memory is – A) smaller and faster than main storage. |
| 27. A device that is used to transmit data from one location to another is referred as - A) storage |
| 28. Extended ASCII uses - A) 8 bits for coding |
| 29. Comparing with secondary storage, primary storage is - C) fast and expensive |
| 30. The following are basic types of record access methods- C) Sequential and Indexed. |
| 31. Communication device, combines transmissions from several device into one line is - C) Multiplexer |
| 32. A fixed number of adjacent bits that represent a particular character or symbol are referred as - A) Byte |
| 33. It is a virtual aspect that indicates that a control is ready to receive input from you in windows operating system: -- B) Dialog Boxes |
| 34. Text editor that is part of windows operating system : - B) Notepad |
| 35. In Windows Operating system to display or hide the start menu one has to press the key - A) Windows logo |
| 36 In Windows Operating system the shortcut Ctrl + A is used for – A) Select All |
| 37. It is software for creating newsletters, business cards, flyers, greeting cards or post cards: - A) Microsoft Publisher |
| 38. Microsoft office Groove enables- A) many different people to work together on a single project, no matter where they are or who employs them. |
| 39. The Boolean expression for 3 input NAND gate is - C) X= A’B’C’ |
| 40. How the decimal no (-20)10 is represented in computer as sign magnitude form?- C) 110100 |
| 41. A coding structure in which characters are represented by means of series of parallel bars is - D) Bartext |
| 42. What is the minimum nuber of rows and columns that a word table can have- 1 row and 1 column. |
| 43. In Microsoft Word shortcut key Ctrl+E is used for - A) open the organized favourites dialog box. (Arrange line from center of the page) |
| 44. In Microsoft Word shortcut key Ctrl+B is used for - A) open the organized favourites dialog box. (Make letter bold) |
| 45. In Excel when integrating MS-Word and Excel Word is usually the - C) Client |
| 46. In Excel one can enters into worksheet cells- A) Labels, Values and Formulas. |
| 47. In Excel you can use the formula palette to - B) create and edit formulas containing functions. |
| 48. What Excel feature can you used if you want to work with one record at a time ?- C) Data Form |
| 49. In Microsoft Powerpoint following should be used when you want to add a slid to an existing presentation : - B) Insert, new slide |
| 50. Which command brings you to the first slide your presentation?- C) Ctrl+Home |
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© Suman Biswas B.Tech (I.T) And Barnali Biswas M.A,B.Ed
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