Computer Knowledge-Windows and windows

Computer Knowledge-Windows and windows
. Com file

Dos executable command file, usually smaller than 64 KB ,. the com file contains an absolute image of the program. To run the program's accurate processor instructions and data in the memory, Ms-Dos directly copies the image from the file to the memory. And load the. com program; it does not change.

. Bat batch processing

Batch processing is a simplified scripting language, also known as macros. A batch file contains one or more commands. The file extension is. bat or. cmd.

. Exe file

An executable program that can be floating and located in the operating system storage space .. The exe file contains a file header and a relocated program image. The file header contains the information that ms-dos uses to load programs, such as program size and initial register values. The file header also points to a relocation table, which contains a linked list of pointers pointing to the CIDR block address in the program image.

Vcl visual component library

Visual component library, which is a basic class library for programming languages such as Delphi and c ++ Builder.

MD5 message digest algorithm md5 (message digest algorithm Fifth Edition)

A hash function widely used in the computer security field to provide message integrity protection. The role of Md5 is to allow large-capacity information to be "COMPRESSED" into a confidential format when digital signature software is used to sign dead keys; it is to convert a byte string of any length into a certain length hexadecimal numeric string.

Dll file Dynamic Link Library

Dynamic Link Library. Dll is a library that contains code and data that can be used by multiple programs at the same time. In windows, many applications are not a complete executable file. They are divided into several relatively independent dynamic link libraries, that is, dll files. Placed in the system, when we execute a program, the corresponding dll file will be called. An application may have multiple dll files, and a dll file may be shared by several applications. Such dll files are called shared dll files. How to know that dll files are used by several programs: windows + R, regedit; solve dll file loss: windows + R, msconfig

 

Some common computer questions

1. In windows, when you drag objects between different drives with the left mouse button, the system will perform the default operation (copying the target file or folder ).

2. The Chinese Character Input Method is a (input) Code. (The input code includes the Audio Code, form code, and mixed code)

3. What are the VM instances of a microcomputer? (Including CPU and memory, where CPU is the core of the computer)

4. In windows, the main function of "disk fragmentation" is to increase the speed of reading and writing files (but the disk is often damaged ).

5. In windows, can the position and size of the taskbar be changed? (This can be changed) point to the blank area of the desktop, right click, select Properties, Click Appearance, click Advanced options, and set to change the Icon size of the taskbar.

6. In windows, there are two program groups that manage system resources. They are "Resource Manager" and (my computer). (My computer is actually a system folder)

7. in windows, to move the selected files on the floppy disk to the hard disk, the correct operation is: (C press and hold down the ctrl key to move the target files and folders between different disks, that is, cut)
A. Drag with the left mouse button and select "move to current position"
B. Right-click and drag and select "move to current position"
C. Press ctrl and drag it with the left mouse button.

A computer's essential windows knowledge

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Windows 2000 server Chinese manual
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