Technical Questions

In Computers ::

A network is a collection of computers, servers, mainframes, network devices, peripherals, or other devices connected to one another to allow the sharing of data.

An excellent example of a network is the Internet, which connects millions of people all over the world. Below is an example image of a home network with multiple computers and other network devices all connected to each other and the Internet.

Ex:: LAN, WAN, MAN, WLAN,...

In Business view::

Networking is defined as the act of making contact and exchanging information with other people, groups and institutions to develop mutually beneficial relationships.

Hardware device that maps virtual to physical address. In MMU scheme, the value in the relocation register is added to every address generated by a user process at the time it is sent to memory.

->The user program deals with logical addresses; it never sees the real physical addresses

TRUTH TABLE FOR HALF ADDER

A    B  SUM  CARRY

0    0    0         0

0    1    1         0

1    0    1         0

1    1    0         1

INPLEMENTATION:

For SUM, The two inputs A and B are given to XOR gate.

For Carry, The two inputs A and B are given to AND gate.

An interrupt that can be turned off by the programmer is known as Maskable interrupt.

Prefix Notation:

^ - * +ABC - DE + FG

C: \SAMPLE.EXE

#include "dos.h"

main()

{

    Char far *scr = ( char far *) 0xB8000000;

    Char *seg, *off;

    Seg = (char *) FP_SEG ( scr );

    Off = ( char *) FP_OFF ( scr );

}

It is a fault tolerance disk driver for Windows NT.