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Determine about the Information centres
Airports, supermarkets and any application where information needs to be relayed to customers, gain advantage from having automatic information kiosks instead of having manned desks. These allow customers to automatically attain information when they require it. Output is typically on a screen but input devices can vary and are generally:
- Touch screens (with menu options)
- Mouse/tracker balls to select options
- Limited options keyboard
- Light pens (Even though these are becoming increasingly less common)
What does a lock object involve? The tables. The lock argument.
What are the gates required to build a half adder ? Ans. The gates needed to build a half adder are EX-OR gate and AND gate as shown below the logic diagram of half adder:
Smart Card & E-Cash E-cash storable smart cards can kept and dispense cash electronically, making bills and coins lesser essential. It transfers funds over phone lines, making
COMPUTER ORGANIZATION & ARCHITECTURE 1. What do you mean by digital computer? Explain the block diagram of a digital computer. 2. What do you mean by Difference Engine? Expl
Q. What is Internet Routing Hierarchy? So how do packets find their way across Internet? Does every computer connected to Internet know where other computers are? Do packets ba
What are the General Security Issues Many issues exist when linking a computer system to the Internet or indeed to an external link via a network set up. There are numerous way
Define register file. All general purpose registers are combined into a one block called the register file.
What is an operating system? An operating system is a program that handles the computer hardware. It acts as an intermediate among users of a computer and the computer hardwar
What is mother board? Mother Board is a main system printed circuit board which having the processor. It will occupy an unacceptably large amount of space on the board.
Electronic typewriter : An electronic typewriter has a 'memory' or 'electronic brain' which enables it to recall the whole document at a time and type it automatically at the pres
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