Advantages and Disadvantages of Punched Card Points : Advantages and Disadvantages of Punched Card Advantages 1. Punched cards are fairly inexpensive. 2. Data entry using Hollerith card is relatively fast, modern card readers can easily read 600 card per minute. 3. Punched cards may be stored and reared if the need arise. 4. Errors found in cards cannot be corrected, but the card containing the error can be replaced without affecting the rest of the deck. Disadvantages 1. Punched cards are large in comparison to the amount of data they can contain storage requires a great deal of space. 2. The system still involves a form of keyboard entry; the key punch machine is merely a method of converting Key presses to holes punched in the card. 3. If the order in which the cards are to be read is important, very careful attention must be find for maintaining that order, since the deck of the cards can easily become shuffled out of order. If the order is critical a sequence number may be pla...
The Wise Are Seldom Taken In Short Story on "The Wise Are Seldom Taken In" Here were a large quantity of birds in an aviary. They were well protected there fatefully, an communicable disease broke out in the aviary. As a result, most of the birds fell ill. The keeper felt anxious and went looking for a doctor. While he was enquiring about a doctor, a cat overheard his talk. Thus she came to know that the birds in the aviary were unwell. Wicked as she was, the cat started creation plans to reach aviary someway or other. Once inside, she could simply kill several of birds and eat them up. Thinking hard, she certain to gain entry into the aviary as a doctor and do her job. So, she disguised herself as a doctor. Taking a chest of medicines, she approach aviary door. “How are you all, friends? I have come to heal you. Here are the medicines for your treatment,” said the wicked cat. “We are quite OK, Miss, and require no nursing at all. Be kind sufficient to leave us alone,...
One’s Nature Seldom Changes Short Story on "One’s Nature Seldom Changes" You may be surprised to know that all ants were human-beings to begin with. They lived by tilling soil and raising crops just as farmers do even now. But not content with what they got through their labour, these farmers always had their eyes on the crops of their neighbours. Not only this, they even stole their crops whenever they got a chance. Thus they used to add to their own store. These acts offended the gods a lot and they complained against the thieving farmers to their chief—Jupiter. He was so angry that he changed these farmers into ants. But though these farmers had changed their form, yet their habit of thieving remained as it had been and it is the same even today. The ants go about corn-fields to gather grains which do not belong to them. Like customs, habits also die very hard. More Story
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