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Q. Editor - Tools necessary for assembly language programming?
The editor is a program which allows the user to enter and modify as well as store a group of instructions or text under a file name. The editor programs can be categorized in 2 groups.
Line editors like EDIT in MS DOS work with manage one line at a time. Full screen editors like WordPad, Notepad etc. manage full screen or a paragraph at a time. To write text user should call the editor under control of operating system. Once the editor program is transferred from disk to system memory program control is transferred from OS to the editor program. The editor has its own command and user can modify and enter text by using those commands. Some editor programs like WordPerfect are very handy to use. At the completion of writing a program exit command of the editor program would save the program on disk under file name and will transfer the control to OS. If the source file is proposed to be a program in 8086 assembly language the user must follow syntax of assembly language and rules of assembler.
Q. Standards used for development of a system? Documentation standards: It must be an ongoing activity at the time of system development life cycle. Quality Standards:
How aliases are used in DNS? Explain. CNAME entries are analogous to a symbolic link in a file system- the entry gives an alias for other DNS entry. Corporation of expertsmind
What is memory mapped I/O? When the I/O devices share the similar address space, the arrangement is known as memory mapped I/O.
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Which techniques are utilized to gain on the number pairs and also explain how it helps in connecting number of subscribers. In rural areas, subscribers are usually dispersed.
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