1. Number of slots per XENIX shared data segment.

2. This paper expounds in detail the involved problems of terminal in UNIX/XENIX system, and discusses the issue and method of using terminal technology in UNIX/XENIX system.

3. XENIX/SE is a secure operating system based upon XENIX, whose targets are enhancing security and keeping compatibility with XENIX.

4. The paper describes an implementing method and way of adding the power to encrypt the file for on-screen editing command in XENIX system.

5. This pa- per introduces the data conversion system under DOS and XENIX operating systems.

6. This paper presents several methods to deal with terminal fault in XENIX operating system.

7. In this paper, a scheme about background communication between one microcomputer and others by IBM-PC/XT and XENIX is introduced, The softwares and the main points of technology are described.

8. The FCT is a file encryption tool designed by us for XENIX system.