[{"id":111713,"question":"A bar code reader is an example of a(n).","choices":[{"text":"processing device","value":"A"},{"text":"storage device","value":"B"},{"text":"Input device","value":"C"},{"text":"output device","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":111712,"question":"A graph prepared by a computer.","choices":[{"text":"Is its output","value":"A"},{"text":"Is the piece of information to user","value":"B"},{"text":"Is a hard copy","value":"C"},{"text":"All of the above","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":111711,"question":"A hard disk can be backed up efficiently using.","choices":[{"text":"WORM","value":"A"},{"text":"a transaction file","value":"B"},{"text":"a tape backup system","value":"C"},{"text":"zoning","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":111710,"question":"A computer that accepts handwritten input on a screen.","choices":[{"text":"minicomputer","value":"A"},{"text":"desktop computer","value":"B"},{"text":"mainframe","value":"C"},{"text":"pen-based computer","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":111709,"question":"A way of physically organizing data on a disk pack to minimize seek time uses.","choices":[{"text":"sequential file","value":"A"},{"text":"removable hard","value":"B"},{"text":"the cylinder method","value":"C"},{"text":"Winchester technology<div><br></div>","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":111708,"question":"The most commonly used character code/s transmission is/are","choices":[{"text":"EBCDIC","value":"A"},{"text":"ASCII","value":"B"},{"text":"both EBCDIC and ASCII","value":"C"},{"text":"nethier EBCDIC and ASCII","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":111703,"question":"A one-color screen on a black background is called.","choices":[{"text":"monochrome","value":"A"},{"text":"addressable","value":"B"},{"text":"blank","value":"C"},{"text":"liquid crystal display","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":111701,"question":"The ability to return a changed disk record to its original location is called.","choices":[{"text":"magneto-optical","value":"A"},{"text":"rotational delay","value":"B"},{"text":"multimedia","value":"C"},{"text":"updating in place","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":111699,"question":"The major disadvantage of magnetic tapes is.","choices":[{"text":"cost","value":"A"},{"text":"unreliability of store data","value":"B"},{"text":"slow data recording","value":"C"},{"text":"data is to be accessed sequentially","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":111698,"question":"Records stored on a Direct Access storage device.","choices":[{"text":"must be read in a specific order","value":"A"},{"text":"must be read in groups","value":"B"},{"text":"must be read directly","value":"C"},{"text":"must be read sequentially or directly","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":111696,"question":"Assigning more sectors to outer disk tracks is called.","choices":[{"text":"zone recording","value":"A"},{"text":"randomizing","value":"B"},{"text":"data transfer","value":"C"},{"text":"sectoring","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":111693,"question":"Shift of a register by one bit to left in binary code is equivalent to.","choices":[{"text":"addition of 2","value":"A"},{"text":"subtraction of 2","value":"B"},{"text":"division by 2","value":"C"},{"text":"multiplication by 2","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":111691,"question":"A storage medium which cannot support both direct-access and sequential-access application is.","choices":[{"text":"magnetic drum","value":"A"},{"text":"hard disk","value":"B"},{"text":"magnetic tape","value":"C"},{"text":"floppy disk","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":111688,"question":"A pictorial screen symbol that represents a computer activity is called a(n).","choices":[{"text":"pointer","value":"A"},{"text":"touch screen","value":"B"},{"text":"icon","value":"C"},{"text":"MICR","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":111668,"question":"The speed with which a disk can find data being bought is called.","choices":[{"text":"access time","value":"A"},{"text":"data transfer time","value":"B"},{"text":"direct time","value":"C"},{"text":"cylinder time","value":"D"},{"value":"E"}],"correctAnswer":1}]