#Computer #Operator #Mcq It's very #Important bcz its #NTS test... 1. ……………. is a marker indicating next characters on the computer screen. Ans. Cursor 2. The full form of CD Ans. Compact Disk 3. The longest key of the key board in a computer Ans. Space bar 4. QWERTY layout of key board was developed by: Ans. Christopher Sholes 5. Information from a computer that is printed in paper is called: Ans. Hard Copy 6. Windows was developed by: Ans. Microsoft 7. The short cut key for ‘Undo’: Ans. Ctrl+Z 8. A device designed to transform images from photos, drawings and text into computerized documents is: Ans. Scanner 9. The most common input device used is: Ans. Keyboard 10. Who invented Carbon paper? Ans. Pellegrino Turri 11. Maximum storage capacity of a normal Compact Disk (CD) is: Ans. 700 MB 12. Foot notes are typed in …………. Line space Ans. Single 13. Short cut command used for “Print” is Ans. Ctrl+P 14. Touch system was introduced by Ans. Frank Mc Gurrin 15. In a Semi Official letter …………. Is used as a Complementary Close. Ans. Yours Sincerely 16. Ctrl+A is used for Ans. Select all 17. What is the size of A4 paper Ans. 210mm x 297mm 18. In a Typewriter the type bars strike at the cylinder through ………….. Ans. Centre Guide 19. The invention related to Jack Kilby Ans. Integrated Circuit 20. Taking copies of typewritten matter by means of Carbonpaper is called ……… Ans. Manifolding 21. The first Computer Game is Ans. Space War 22. The number of scales in a Typewriter: Ans. Four 23. What is used for typing ‘degree’ after numbers? Ans. Variable knob

24. Which finger is to be used for striking the shift key Ans. Little finger 25. …………… releases the right margin and at the same time unlocks the keyboard. Ans. Margin release key 26. Which key is used by Right Thumb in a keyboard Ans. Space bar 27. What is the use of Key Release Key Ans. Releases the jammed key levers 28. ……………. are used for typing a single character in the Upper case. Ans. Shift keys 29. The graphical pictures that represents file, folder etc is Ans. Icons 30. ……………. is pressed, it gives impression on paper, but do not cause movement of carriage Ans. Dead key 31. Feed Rolls are made by: Ans. Rubber 32. Carriage moves to the left by the force extended by ……………. Ans. Main Spring 33. What is the expansion of WORM? Answer. Write Once Read Many 34. Full form of “GOI” in a typewriting 2nd paper question Ans. Government of India 35. Push Button is provided in the ………… side of the cylinder Ans. Left 36. The notes in offices are typing in ………… line space. Ans. Double 37. UPS means: Ans. Uninterrupted Power Supply 38. How many Shift Keys are there in a Typewriter Ans. Two 39. When we type the Balance sheet of the accounts of Profit & loss, the first page will contain ……………. Ans. Assets 40. Thumb Wheels are other called Ans. Cylinder Knobs 41. ………… is used for typing Statistical matters, Account Statements. Ans. Tabulator key 42. Width of ribbon in typewriter is Ans. Half Inch