Introduction to Information Systems and Computer Network 劉震昌 Fall, 2003

This is the most important class for freshman in CSIE. 這是資工系大一最重要的課，請認 真學習。

Class schedule 課程規劃 10:10 ~ 12:00 Wednesday, classroom lecture 3:10 ~ 6:00 Wednesday, laboratory exercise in computer room Office hour: anytime you can find me …

Coverage of this course Basic concept of computer science C programming language The C Programming language, K&R, Prentice Hall 中文譯本：交大 蔡文能教授 翻譯 最新 C 語言學習實務，施威銘 編，旗標出版 Computer Network Computer Networks and Internets, 3 rd Ed, D.E. Comer, Prentice Hall Computer Networks and Internets

上課不會教的事 How to use a computer MS Windows ® BBS MS Office ® …

Grading policy Homework and on-line exercise 50% Delay is not allowed within a week Copy will get 0 point Midterm exam 20% Final exam 30% Be cautious: Cheat WILL NOT PASS !!! There will be an on-line programming exam Along with the on-line exam., you must show that you have correct typewriting skills

Homework submission Create a html document for each homework Ex. Homework #1 學號 /cscourse/hw1.html 學號 /cscourse/hw1.html We will teach how to write HTML document later …

Laboratory exercise Computer room 307, 308 Work out the assigned exercises Typing exercise C programming …

重修的同學 大二及以上重修的同學，可以不用來上課及交 作業，但是你要： 各寫一個期中及期末 C 程式 project 兩個星期內給 project presentation Project 需有一定的規模，經過我的核准 如果發現程式為抄襲，一律當掉 自認程式能力很強的大一新生亦可採取此方案

Attitude in class Absence? Sleep? Talk? Eat? Question?  Mobile phone

Class information Please MUST check frequently for the class information on my homepage Slides Homework Scores Other class information …

Laboratory exercise #1: Send me an from your CC account

HW#1: 問卷調查 從甚麼時候使用電腦？ 使用何種作業系統 ? 用過 Unix 或 Linux? 會寫何種程式語言？ 每天上網多久？ 每天打多久電腦遊戲？ …

Your CC account Every freshman should have a CC(computer center) account Use telnet to connect CC machines from your PC telnet ccsun.ncnu.edu.tw Login the system use your account and default password

CC machines CC machines run Unix operation system Hardware machines MS Windows Unix Linux Operation system shelldesktopdos User Interface applications software hardware

Unix commands Change your password passwd See what ’ s in your home directory ls –al ls -al total 37 drwx-----x 6 jcliu teacher 512 Sep 18 14:51. drwxr-xr-x 284 root other 5120 Sep 16 08:18.. -rw-r--r-- 1 jcliu teacher 0 Sep 18 14:46.addressbook -rw-r--r-- 1 jcliu teacher 2285 Sep 18 14:46.addressbook.lu -rw-r--r-- 1 jcliu teacher 1219 Aug 7 09:45.cshrc drwxr-xr-x 2 jcliu teacher 512 Sep 13 19:25.ncftp -rw-r--r-- 1 jcliu teacher Sep 18 14:51.pine-debug1 -rw-r--r-- 1 jcliu teacher Sep 18 14:46.pinerc drwx-----x 6 jcliu teacher 512 Sep 17 21:54 WWW drwx jcliu teacher 512 Sep 18 14:46 mail

檔案屬性 $ ls -al total 201 drwxr-xr-x 24 klim sys 1536 Mar 17 16:09. drwxr-xr-x 12 root other 512 Mar 10 19:49.. drwxr-xr-x 2 klim sys 512 Mar 6 08:49 Mail drwxr-xr-x 2 klim sys 512 Mar 5 09:14 News -rw-r--r-- 1 klim sys Mar 14 20:28 kernel -rw klim sys 4820 Mar 16 17:35 mbox ownergroup d rwx rwx rwx type d: directory -: file ownergroupother r: read w: write x: execute sizedatename

file system 階層式的檔案架構, 樹狀結構 所有 device 都是一個 file (special file) / usrvarhomeetc mailpasswdbin ls..... pathname: /etc/password root ncnu mount point.....

目錄相關指令 ls: 查看目錄, ls [-al.....] [dir] cd: 更換目錄, cd [dir] pwd: 顯示現在目錄 mkdir: 新造目錄, mkdir dir rmdir: 刪除目錄 rmdir dir (dir 需為空的 )

$ ls Mail bin fonts image mail misc slides tmp News doc gwm kernel mbox nsmail src util $ pwd /home/staff/cc/klim $ cd News $ ls comp.lang.forth.001 comp.lang.forth.003 comp.lang.forth.005 comp.lang.forth.002 comp.lang.forth.004 comp.lang.forth.006 $ pwd /home/staff/cc/klim/News $ cd.. $ mkdir newdir $ ls newdir $ rmdir newdir $ 目錄相關指令 MailNews /home/staff/cc/klim

程式 elm, pine, …

線上求助 man: 手冊 (manual),ex: man wc man -k keyword, 尋找與 keyword 相關的指令 ( 系統需建索引檔 :windex or whatis, 以 catman 建立 ) 分冊 : Vol 1:command, Vol2: system call... cat(1): 表示 cat 在手冊的第一冊 新手可試 man man 環境變數 : MANPATH, 內定 /usr/man

Useful information and tutorials 學校計算機中心 FAQ(Frequently Asked Questions) 計中網路研討會講義 Search what you want on the Internet!

Laboratory exercise #2: Typing exercise

Basic typing

Install Kptyping and exercise for at least 15 minutes