Understanding how to create a secure network.

How do I transform a network to a secure network? What tools should I have and what kind of hardware do I need to have a basic secure network?

Perform addition and subtaction on binary numbers

9. Convert the following decimal numbers into 8?bit binary numbers as required for 2's complement math, and perform the indicated operations. Note: Remember that positive numbers are represented in signed-magnitude format in 2's complement math a) +39 +19 = b) +39 -19 = c) -39 +19 =

Multiplication and division of binary numbers.

8. The answer for the following two problems must be in binary. a) Multiply binary 1 0 0 0 1 1 1 1 1 0 . 1 0 1 0 1 1 1 1 0 1 by decimal 16. b) Divide binary 1 0 0 0 1 1 1 1 0 1 0 1 0 . 0 1 1 1 1 0 1 by decimal 32

Converting decimal to ieee 754 Floating point representation

Convert decimal 39.125 into: The IEEE 754 Floating Point representation

soft-real time

A soft real-time system has four periodic events with periods of 50, 100, 200 and 250 msec each. Suppose four events require 35, 20, 10 and X msec of CPU time, respectively. What is the largest value of X for which the system is schedulable?