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Question: How are you sure the machine will run a 64-bit kernel? Answer: Running the 64-bit kernel requires 64-bit hardware. For AIX 5.2, all IBM eserver pseries 64-bit hardware can run 64-bit or 32-bit cores. The order is as follows: #/usr/sbin/bootinfo-p When running on a machine that can only run a 32-bit kernel, the string "32" is returned. If the machine

Network information:x86 refers to the architecture of a CPUNamed for Intel's 8086,286,386~586.Most of the CPUs developed by AMD are also based on the x86 architectureThe x86 architecture is characterized by a 32-bit CPU register, which is also called a 32-bit CPU32-bit CPU-based operating system is called 32-bit operating system, because the current x86 architect

Original URL: http://www.cnblogs.com/kex1n/archive/2010/10/06/1844737.htmlThe type of data, in particular int, is different in length under the platform of different bits of machine. The C99 standard does not specify the length size of the specific data type, only the level. To make the comparison:16-bit PlatformChar 1 bytes 8 bitsShort 2 bytes 16 bitint 2 bytes 16 bitsLong 4 bytes 32 bitsPointer 2 bytes32-bit PlatformChar 1 bytes 8 bitsShort 2 bytes

One byte has 8 bits, so the 32-bit int occupies 32-bit/8-bit = 4-byte, and 64-bit int uses 64-bit/8-bit = 8 bytes. 32-bit, 64-bit unsigned integer maximum value: 2^64-1 = 18446744073709551615 2^32-1 = 4294967295 32-bit, 64-bit signed integer maximum value: (2^

Generally speaking, 32-bit and 64-bit systems have two differences: hardware and software. Hardware:The 64-bit and 32-bit architectures are different. Here, the 64-bit technology is relative to 32-bit, which refers to general-purpose registers (general-purpose register) the data width is 64-bit, And the 64-bit instruction set is the command to run 64-bit data, th

C + + simply defines the relationships between these basic data types, and does not define the word length that strictly defines them. On different platforms, depending on the compiler's implementation, their word lengths are shown in the following table: Data type LP64 ILP64 LLP64 ILP32 LP32 Char 8 8 8 8 8 Short 16 16 16 16 16 _int32 N/A

Distinguishing one: the ability to process dataThe CPU of a 32-bit computer can handle up to 32 bits of data at a time, such as its EAX register is 32 bits, and of course 32-bit computers can usually handle 16-bit and 8-bit data. 64 processing data for the computer at one time is much larger than

It is easy to use C # To implement the reading and writing of the Registry. I will not explain it in detail here. Using C # To operate the registry, the two main functions are as follows:ProgramNote: To introduce the Microsoft. Win32 namespace ): 1: Read the key value --> registry. localmachine.Opensubkey(".. Key Path... ", true). The meaning of the 2nd Boolean parameters here is: indicates whether the opened key value can be changed (that is, whether setvalue () can be used to assign values

With the Win7 system becoming the mainstream of the current PC system, many users are already ready to replace their personal computers or corporate computer systems with the Win7 system. Win7 's old users may be more aware that the Win7 system will have x86, 32-bit (32bit) systems and x64 64-bit (64bit) systems. See a lot of users here may be confused, to change the system, then how do I choose? is the 64-bit better, or the

Http://blog.csdn.net/zhongzhiwei/article/details/8678885 1) What is the difference between a 64-bit system and a 32-bit system? 1. 64-bit CPU has greater addressing capability and supports up to 16 GB memory, while 32-bit only supports 4 GB memory 2. 64-bit CPU can extract 64-bit data at a time, which is twice higher than 32-bit. Theoretically, the performance wi

64-bit Visual Basic for Applications OverviewMicrosoft Visual Basic for Applications (VBA) is the Visual basic version that is included with Microsoft Office. In Microsoft Office 2010, VBA includes language features that enable VBA code to run correctly in both 32-bit and 64-bit environments.Note By default, the 32-bit version of Office 2010 is installed. During the installation process, you must explicitly

What are 64-bit and 32-bit Internet ExplorerIf you experience problems when you use the 64-bit version of Internet Explorer, try using the 32-bit version of Internet Explorer to view the same Web site. If the problem occurs in these two versions of Internet Explorer, you must determine whether the problem is caused by a Web object, an object, or if the issue is caused by Internet Explorer.For more informati

Apple released IPhone5S moment, 64 app bit went to the front. At the time I saw Apple's official data released by Ios7.x's SDK to support 64-bit applications. The built-in application is already 64-bit.I remember I had a 16-bit system when I was in touch with the computer, and the pointer was 16-bit addressable. When using TURBOC, also according to the size of the application of the choice is tiny mode or other. Later, for a very long time, 32-bit mod

quotient we require.The principle is as follows: VALUE/10 ~= [[(Value * 0xCCCCCCCD)/2^32]/2^3], square brackets represent rounding.The first thing we need to know is that the result of the 32-bit unsigned integer (uint32_t) on Intel x86 is actually a 64-bit integer, namely uint64_t, the result of multiplying is stored in EAX and edx two registers, EAX, edx is 32

Enter two lines to convert IIS to 32-bit ASP. NET 1.1, 32-bit To run the 32-bit version of ASP. NET 1.1, follow these steps: Click Start, click Run, and typeCMDAnd then click OK ". Run the following command to enable the 32-Bit mode:Cscript % systemdrive % \ Inetpub \ adminscripts \ adsutil. vbs set w3sv

Click to open linkIn 32-bit, 64-bit systems, the only change is the length of the pointer; The 32-bit system is 4 bytes, 64 bits is 8 bytes. This refers to the bit width of the register, which is the so-called three-position . Results under 32-bit platform:Results under 64-bit platform:One, the following points are worthy of our attention:1, about the value ra

Win7 system has many versions, Home Edition, Advanced Edition, flagship edition, and today we are talking about the Win7 flagship system 64-bit and 32-bit difference; Regardless of the Win7 system, WIN8 system, Server 2003, and even XP systems have 32 and 64-digit points. Since the Win7 system is now the mainstream of the computer operating system, today we focus on the Win7 system

Reply from XXX. XXX. x. x: bytes = 32 time Ping is a common tool used to determine network connectivity problems. After the ping command is run, common error messages are divided into three types:1. Unknown HOST: Unknown host indicates that the remote host name cannot be converted to an IP address by the Domain Name Server (DNS.The cause of the failure may be that the Domain Name Server is faulty, its name is incorrect, or the communication line bet

Many of my friends may not know what is the difference between a 32-bit Windows 7 system and a 64-bit system. I will introduce it to you in detail. The 64-bit Windows 7 system is selected because the memory size is larger than or equal to 4 GB. In 32-bit Windows 7, the memory usage may be 3.xxg. The addressable memory space is the most significant characteristic of 32