MCQOPTIONS
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				| 1. | 
                                    In a television camera tube, scanning of a picture is done | 
                            
| A. | line by line from left to right | 
| B. | line by line from right to left | 
| C. | line by line from top to bottom | 
| D. | line by line from bottom to top | 
| Answer» B. line by line from right to left | |