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In MS-DOS device drivers are installed and loaded dynamically it implies that they are loaded into memory when computer is started or re-booted and accessed by operating system as needed. Technique has the benefit that it makes addition of a new driver much simpler so that it could be done by relatively unskilled users. The extra merit is that only those drivers that are in fact required need to be loaded in main memory. Device drivers to be loaded are defined in a special file known as CONFIG.SYS that should reside in root directory. This file is automatically read by MS-DOS at start-up of system and its contents acted upon. A list of some device name is as displayed below:
Device name Description
con: keyboard/screen
com1: serial port1
com2: serial port2
lpt1: printer port1
A: first disk drive
C: hard disk drive
A) Around how many entries are there in this file on your VM? B) Select and list names and corresponding port numbers for four well-liked services listed in this file?
Explain Virtual Packets. The router can't transfer a copy of a frame from one kind of network to other since the frame formats be different. More significantly, the router cann
Perform multiplication with showing the contents of accumulator, B register and Y register during each step. (Accumulator, B, Y are 4-bit registers) B=06 Y=02
Q. What is Gustafsons Law? Amdahl's law is appropriate for applications where response time is significant. On the other hand there are numerous applications that necessitate
Biscuits move on a conveyer through an oven where they are cooked. Two sensors, H and C, measure the temperature of the oven, H = 1 if the oven is too hot and C = 1 if the ove
discuss hypertext mark up language
Q. Explain Direct Addressing Mode with example? Direct Addressing Mode A direct operand signifies to contents of memory at an address referred by the name of the variable.
Q. Explain the following: a. BCD code b. Gray code c. Excess-3 code d. True complement method Q. Addition-Subtraction-Multiplication-Division: Perform Binary Addi
Program 'preemption' is? Ans. Forced de allocation of the CPU from a program that is executing on the CPU is called preemption program.
How blocking and non blocking statements get executed? Execution of blocking assignments can be viewed just like a one-step process: 1. Evaluate RHS (right-hand side equatio
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