Computer Basic Information The bar code 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? OCR MICR Laser scanner Wand None of these OCR MICR Laser scanner Wand None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which type of system puts the user into direct conversation with the computer through a keyboard? None of these Real time processing Interactive computer Batch processing Time sharing None of these Real time processing Interactive computer Batch processing Time sharing ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Off-line operation is the operation of devices without the control of Memory CPU None of these Control unit ALU Memory CPU None of these Control unit ALU ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information What is the shortcut key to "Undo" the last action in a document? Ctrl + U Ctrl + Y Ctrl + X Ctrl + Z None of these Ctrl + U Ctrl + Y Ctrl + X Ctrl + Z None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which is true for the digital computer? It represents the decimal numbers through a string of binary digits It is less accurate than the analog computer It is used primarily in scientific applications Both A and C None of these It represents the decimal numbers through a string of binary digits It is less accurate than the analog computer It is used primarily in scientific applications Both A and C None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Super-computers None of these Can now fit on a single silicon chip Are found at thousands of sites around the world Are usually designed to process accounting applications Are not fast enough for some applications None of these Can now fit on a single silicon chip Are found at thousands of sites around the world Are usually designed to process accounting applications Are not fast enough for some applications ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS