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Define the term- encryption
The user would then type in O P E and card purchase will be authorised. This extra protection is used as well as encryption.
Some of the new systems use a chip and PIN card which is slotted into keyboard and is used as extra security. User slots the card into the side of keyboard and is required to type in a PIN before Internet can be accessed. This gives an extra level of security as it is necessary to have the card, know PIN associated with card AND also know user's log in id and password!!!
A three stage switching structure supports 100 inlets and 400 outlets. Find the number of cross points, and the number of primary and secondary switches used in the design. We
How do you ensure that our records are scanned accurately? Not only do we have a highly trained and capable staff, we also have quality controls in place to make sure your reco
With the help of a truth table explain the working of a half subtractor. Draw the logic diagram using gates. Ans: Half Subtractor: For the subtraction of B (subtrahend) f
Subtract -27 from 68 using 2's complements. Ans. By using 2's complement 68-(-27)= 68-(-27) 2's complement representation of 68 = 01000100(64+4) 2's complement representatio
Subtraction 11011-11001 using 2's complement. Ans. 11011 - 11001 = A - B 2's complement of B = 00111 1 1 0 1 1 + 0 0 1 1 1 1 0 0 0 1 0 Ignore carry to get answer as 00010 = 2.
Perform 2's complement subtraction of (7) 10 - (11) 10 . Ans. 2's Complements Subtraction of (7) 10 - (11) 10 Firstly convert the decimal numbers 7 and 11 to there binary e
Q. Illustrate the Execute Cycle? The fetch and indirect cycles include a small, fixed sequence of micro-operations. Every one of these cycles has fixed sequence of micro-operat
What Component of LoadRunner would you use to play Back the script in multi user mode? Ans) The Controller component is used to playback the script in multi-user mode. This is c
Q. Explain about Indirect Addressing? In this technique the operand field of instruction specifies the address of address of intended operand for example if instruction LOAD
Define deadlock. A process requests resources; if the resources are not available at that time, the method enters a wait state. Waiting processes might never again change state
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