aws security fundamentals course

class: Interface polymorphism ... i.study (); }}//Child Implementation Class class Student2 implements inter{@Override public void Study () {System.out.println ("good Good study , day ... "); }}//test class public class Studenttest {"public static void Main (string[] args) {//requirement: Call the Show () method in Interdemo, how to tune Create an object of the Interdemo class with//Interdemo id = new Interdemo (); Interface polymorphic form creates a Inter object Inter i = new

2017-2018-1 20155222 "Fundamentals of Information Security system Design" 10th week IPC mechanism under Linux The communication mechanism between multiple processes under Linux is called IPC (inter-process Communication), which is a way of communicating with each other across multiple processes. There are several ways of interprocess communication under Linux: Half-duplex pipes, Named pipes, messag

that there are already compiled. yo files that can be viewed with vimThe code in Figure 4-7 of the No. 239 page of the textbook, called Asum.yo in the system, prints its contents on the screen:It can be seen that the results are consistent with the 240 pages of the textbook.Textbook page No. 251 of Figure 4-17, I first used to build a 417.ys enter after entering:Then compile with make 417.yo and use Vim to enter 417.yo after compiling.Reference, I saw Shang she summed up than I have more organi

important abstraction of the computer, which abstracts the physical storage space in the computer.Of course, this can also lead to some errors, such as the above mentioned in the C language of some errors, after understanding this knowledge can be better to help us to avoid some of the errors caused by storageLearning progress Bar lines of code (new/cumulative) Blog Volume ( new/cumulative) Learning time (new /cumulative

20165214 2018-2017-1 "Information Security system Design Fundamentals" The third week study summary of learning Contents1. In fact, the GCC command invokes a series of programs that convert the source code into executable code.2, the actual realization of the memory system is to combine multiple hardware memory and operating system software.3. ISA: Instruction set architecture, which defines the state of th

lines of code (new/cumulative) Blog Volume ( new/cumulative) Learning time (new /cumulative) Goal 5000 rows 30 Articles 400 hours First week 100/100 1/2 10/10 Second week 150/200 2/4 8/18 Third week 200/250 1/5 5/23 Week Five 50/300 1/6 9/32 Week Six 20/320 1/7 8/40 Seventh Week

FeelingsJust beginning to touch Java, feel both confused and hard, because they have not been in a self-learning way to contact a new programming course, long time to find more difficult. I think, teacher and student relationship is eldest brother and brother! Why do you say that, because the teacher experienced the student age and more understanding of the situation of students, leading students to learn and impart some experience, so that students l

Summary of the course of #20145322 the basic design of information security systemWeekly Job Link Summary0th Week Preview Course knowledge, installation environmentThe first week Linux directory structure and some basic Linux operations and commandsSecond weekLearning contentFamiliar with the development environment under Linux systemFamiliar with the basic opera

20145317 "Information Security system Design Fundamentals" Course summary Weekly Activity link Summary No. 0 Week Assignment: Textbook problem, installing virtual machine http://www.cnblogs.com/5317p/p/5866828.html First week assignment: The practice of common directives in Linux http://www.cnblogs.com/5317p/p/5882782.html Second week assignment: the use

20145239 Du Wenshu "Fundamentals of Information Security system Design" Summary of weekly activity links No. 0 Week Assignment: Brief content: Install VirtualBox, install Ubuntu, preview Linux basics. Two-dimensional code: First week homework: Brief: Learn about the Linux operating system and master the core Linux commands. Two-dimensional code:

# Summary of "Fundamentals of Information Security system Design" courseNo. 0 Week SummaryBrief content:Using the virtual machine VirtualBox successfully installed Linux system, preview the Linux basic primer, read Lou teacher recommended blog Impressions.Two-dimensional code:1th Week SummaryBrief content:Introduced Linux operating system, Ubuntu under common code, the core of the Linux command, using the L