Simple-As-Possible computer introduces all the cruicial ideas behind computer operation without burying you in unnecessary detail. The figure shows the architecture of SAP-1, a bus-organized computer. All register outputs to the W bus are three-state…

What is SAP R/3? SAP R/3 is a 3 tier architecture consisting of 3 layers Presentation Application Database In simple words, it’s a client server architecture. R signifies Real-time system 3 represents -  3-tier architecture. User's PC:-  Users can ac…

RAM The RAM is a 16 X 8 static TTL RAM. We can program the RAM by means of the address and data switch registers. This allows us to store a program and data in the memory before a computer run. During a computer run, the RAM receive 4-bit addresses f…

Input and MAR Below the program counter is the input and MAR block. It includes the address and data switch registers. These switch registers are part of the input unit which allow you to send 4 address bits and 8 data bits to RAM. As you recall, ins…

Program counter The program is stored in memory with the first instruction at binary address 0000, the second instruction at address 0001, the third at address 0010 and so on.  The program counter, which is part of the control unit, counts from 0000…

COMPUTER ORGANIZATION AND ARCHITECTURE DESIGNING FOR PERFORMANCE NINTH EDITION • The family concept: Introduced by IBM with its System/360 in 1964, followed shortly thereafter by DEC, with its PDP-8. The family concept decouples the architecture of a…

CS: Compilers / Programming Languages Course Title Fundamentals of C++ Language Programming Textbook   Institution Beijing University of Technology Semester Fall 2012 Grade 87 Credit 3 Course Title Foundation of Program in VC++ .Net Textbook   Instit…

Example embodiments of the present invention includes systems and methods for implementing a scalable symmetric multiprocessing (shared memory) computer architecture using a network of homogeneous multi-core servers. The level of processor and memory…

sqlmap用户手册 说明:本文为转载,对原文中一些明显的拼写错误进行修正,并标注对自己有用的信息. 原文:http://drops.wooyun.org/tips/143  =================================================================== 当给sqlmap这么一个url (http://192.168.136.131/sqlmap/mysql/get_int.php?id=1) 的时候,它会: 1.判断可注入的参数 2.判断…

http://192.168.136.131/sqlmap/mysql/get_int.php?id=1 当给sqlmap这么一个url的时候,它会: 1.判断可注入的参数2.判断可以用那种SQL注入技术来注入3.识别出哪种数据库4.根据用户选择,读取哪些数据 sqlmap支持五种不同的注入模式: 1.基于布尔的盲注,即可以根据返回页面判断条件真假的注入.2.基于时间的盲注,即不能根据页面返回内容判断任何信息,用条件语句查看时间延迟语句是否执行(即页面返回时间是否增加)来判断.3.基于报错注入,…