Computer Basic Information The barcode which is used on all types of items, is read by a scanning device directly into the computer. What is the name of this scanning device? Wand OCR Laser scanner MICR None of these Wand OCR Laser scanner MICR None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which of the following are often used to ensure that data has been accurately input to the computer? input controls keyboards digitizers None of these light pens input controls keyboards digitizers None of these light pens ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information In the IBM PC-AT, what do the words AT stand for? None of these Additional terminals Applied technology Advance technology Advanced terminology None of these Additional terminals Applied technology Advance technology Advanced terminology ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information What type of computer programming is used for airplane ticket reservation system? Multi programming Real time programming Time sharing None of these Batch programming Multi programming Real time programming Time sharing None of these Batch programming ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The ............ operating system was initially created in the early 1970s at AT & T's Bell Labs. DOS GNU Linux Unix None of these DOS GNU Linux Unix None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Conversion of an octal number 208 to its binary number is 111102 101112 100002 None of these 101102 111102 101112 100002 None of these 101102 ANSWER DOWNLOAD EXAMIANS APP