1. $ who 2. $ date 3. $ echo $? 4. $ echo $$ 5. $ ps 6. $ echo $PATH 7. $ echo $HOME 8. $ echo \thola 9. $ echo "\thola" 10. $ echo e "\thola" 11.

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1 1. $ who 2. $ date 3. $ echo $? 4. $ echo $$ 5. $ ps 6. $ echo $PATH 7. $ echo $HOME 8. $ echo \thola 9. $ echo "\thola" 10. $ echo e "\thola" 11. $ cal $ uname a 13. $ script $(date +%F) script 14. $ exit 15. $ man date 16. $ man k date 17. $ ls F 18. $ ls la 19. $ ls ld /etc 20. $ pwd 21. $ echo $PWD 22. $ ps1=ps1 23. $ PS1='$PWD> ' 24. $ PS1=ps1 25. $ cd. 26. $ cd $ cd 28. $ cd 29. $ mkdir p hola/que/tal 30. $ rmdir p hola/que/tal 31. $ cat f1 f2 > f3 32. $ cat>carta 33. hola que tal 34. CTRL D 35. $ cat>>carta 36. adios 37. CTRL D 38. $ cat carta 39. $ more carta 40. $ less carta 41. $ head /etc/passwd 42. $ tail /etc/passwd 43. $ od c carta

2 44. $ od xc carta 45. $ hd c carta 46. $ ln carta copia 47. $ ln s carta copia2 48. $ ls li carta copia copia2 49. $ rm i copia copia2 50. $ file carta 51. $ chmod 777 carta 52. $ ls l carta 53. $ umask 54. $ which cat 55. $ whereis cat 56. $ id 57. $ id root 58. $ vi carta 59. w 60. dw 61. 3w 62. 3dw 63. d3w 64. 3d3w 65. a 66. i 67. A 68. I 69. o 70. O 71. e 72. b 73. dd 74. U 75. u x 78. X 79. r 80. R 81. ZZ 82. $ 83. ^ 84. H 85. M 86. L

3 87. h 88. j 89. k 90. l 91. :set number 92. :w $HOME/carta 93. :q! 94. dw 95. cw 96. D 97. C 98. f patron 99. F patron 100. ; 101., 102. J G 104. dg 105. /patron 106.?patron 107. ;1,$s/old/new/g yy 109. P dd 111. p 112. $ bc ^ scale= / a= a ibase= x= for(k=0;k<4;k++)x=x+k 128. x 129. quit

4 130. $ bc l 131. pi=4*a(1) 132. s(pi) 133. c(pi) 134. e(pi) 135. l(1) 136. sqrt(9) 137. quit 138. $ date;sleep 10;date 139. $ history 140. $ cat $HOME/.profile 141. $ env 142. $ ls /bin/??? 143. $ echo /bin/??? 144. $ ls /bin/[a h]?? 145. $ ls /bin/[!a h]?? 146. $ ls l /lib/init/*.sh 147. $ echo $TERM \$TERM '$TERM' "$TERM" 148. $ echo $(date +%F) sufijo 149. $ echo 'pi = '$(echo 'scale=4;4*a(1)' bc l) 150. $ alias 151. $ alias ju='who' 152. $ ju 153. $ unalias ju 154. $ alias 155. $ ju 156. $ date>fecha 157. $ cat fecha 158. $ who>>fecha 159. $ cat fecha 160. $ cp 161. $ cp>error 162. $ cp 2>error 163. $ cat error 164. $ cp 2>/dev/null 165. $ wc /etc/passwd 166. $ who wc l 167. $ ls l grep "^d" 168. $ ls l grep "^d" wc l 169. $ ls l grep "^d" wc l>cuenta 170. $ ps ef 171. $ ps alx 172. $ sleep 1000& ps;kill 9 $(ps grep sleep cut d' ' f2)

5 173. $ ps 174. $ nice sleep $ nohup nice sleep $ ps aux 177. $ exit 178. $ login 179. $ ps aux 180. $ time sleep $ w s 182. $ sleep CTRL Z 184. $ bg 185. $ jobs 186. $ fg 187. $ cat /etc/passwd 188. $ grep root /etc/passwd 189. $ grep "^nobody" /etc/passwd 190. $ grep "^...$" /etc/passwd 191. $ grep "h$" /etc/passwd 192. $ grep "^s.s" /etc/passwd 193. $ ls l /usr grep "^d" 194. $ ls lf /bin grep "s\*$" 195. $ cut c 1 3 /etc/passwd 196. $ cut d: f1 /etc/passwd 197. $ tr [a z] [A Z]</etc/passwd 198. $ tr [01ol] [OI01]</etc/passwd 199. $ ls l tee dirlist wc 200. $ find / name passwd print 2>/dev/null 201. $ find samefile carta 202. $ sed n 3p /etc/passwd 203. $ sed n 1,3p /etc/passwd 204. $ sed n /^r/p /etc/passwd 205. $ sed n '/^geo/,$p' /etc/passwd 206. $ sed 's/root/raiz/g' /etc/passwd head 207. $ sed 's/:/_/g' /etc/passwd head 208. $ sed 'y/[aeiou]/[aeiou]/' /etc/passwd head 209. $ date 210. $ date awk '{print $3;print $2;print $6} 211. $ awk '/^d/' /etc/passwd 212. $ awk F: '{print $1}' /etc/passwd 213. $ date awk '{printf("año %d.\nen hexadecimal: %x\n",$6,$6)}' 214. $ awk '{printf("%.2f\n",log($1))}' 215. $ test f /etc/passwd;echo $?

6 216. $ test f /etc/pa55wd;echo $? 217. $ test d /home;echo $? 218. $ test d /joum;echo $? 219. $ [ "a" = "a" ];echo $? 220. $ [ "a" = "b" ];echo $? 221. $ [ "a"!= "a" ];echo $? 222. $ [ "a"!= "b" ];echo $? 223. $ [ 3 lt 5 ];echo $? 224. $ [ 3 gt 5 ];echo $? 225. $ [ 3 eq 5 ];echo $? 226. $ [ 3 ne 5 ];echo $? 227. $ for comando in /bin/*;do echo $comando tr [aeiou] [AEIOU];done 228. $ for k in ana carlos miguel;do mail $k<carta;done 229. $ cat /etc/hosts 230. $ cat /etc/hostname 231. $ cat /etc/networks 232. $ cat /etc/network/interfaces 233. $ host $ less /etc/inittab 235. $ ls l /bin/passwd 236. $ chmod 4755 ejecutable 237. $ chmod 2755 ejecutable 238. $ chmod 1755 ejecutable 239. $ less /etc/group 240. $ mount 241. $ less /etc/fstab 242. $ df h 243. $ df hi 244. $ du h 245. $ du hs 246. $ crontab e , * 5 * who>>$home/gente 248. $ at 0930 tomorrow 249. $ at 8:30 pm Feb $ at 14:20 Mon 251. $ at noon 252. $ at now + 7 hours who>>$home/gente 253. $ atq 254. $ atrm a 255. $ find $HOME cpio ov>backup.cpio 256. $ cpio ivumd<backup.cpio 257. $ cd $HOME/Importante/;find cpio pdm Backup/ 258. $ cd Backup/;find cpio pdm $HOME/Importante/

7 259. $ tar cvf backup.tar $HOME 260. $ tar rvf backup.tar $HOME $ tar xvf backup.tar 262. $ gzip backup.cpio 263. $ gzip backup.tar 264. $ gunzip backup.cpio.gz 265. $ gunzip backup.tar.gz 266. at 04: at 16: at midnight 269. at noon 270. at teatime 271. at at 04/28/ at at now + 5 minutes 275. at now + 3 hours 276. at now + 2 days 277. at now + 1 week 278. at> cd $HOME/Importante/;find cpio pdm $HOME/Backup/ 279. at> find $HOME cpio ov>backup.cpio 280. at> gzip backup.cpio 281. at> tar cvf backup.tar $HOME/Carpeta at> tar rvf backup.tar $HOME/Carpeta at> gzip backup.tar 284. at> CTRL+D 285. atq 286. atrm 287. batch 288. at> cd $HOME/Backup/;find cpio pdm $HOME/Importante/ 289. at> gunzip backup.cpio.gz 290. at> cpio ivumd<backup.cpio 291. at> gunzip backup.tar.gz 292. at> tar xvf backup.tar 293. at> CTRL+D 294. atq 295. atrm 296. $ find /bin name "d*" print 297. $ find /etc name "rc*" type d print 298. $ find /home type f user root print 299. $ find /var empty type f 300. $ find /var size +1000k 301. $ find /home mtime 11

8 302. $ find /sbin perm $ find /usr/bin type f links +2 ls 304. $ for num in ;do touch file$num.mp3;done 305. $ find name "*.mp3" exec rm {} \; 306. $ for num in ;do touch file$num.mp3;done 307. $ find name "*.mp3" ok rm {} \; 308. $ find /home! $ type f o type d $ ls 309. $ exec 3>dump.log;ls 1>&3; 310. $ cat dump.log;rm dump.log;lsof p $(pidof bash) 311. $ cat /proc/$(pidof bash)/fd/ $ basename /bin/pidof 313. $ dirname /bin/pidof 314. $ grep "^[sw]" /etc/passwd 315. $ cat /etc/passwd cut d: f1 sort 316. $ for num in 1 7;do cat /etc/passwd cut d: f$num>c$num;done;paste c* d: 317. $ split file.iso;cat x*>copia.iso 318. $ cat /etc/passwd tr [a z] [A Z] 319. # ifconfig grep 'inet ' tr s ' ' ':' cut d: f $ sleep CTRL Z 322. $ bg 323. $ fg 324. $ nohup nice ls lr /& ps l 325. # time ls lr / 1>/dev/null 2>& $ free grep i swap 327. # dd if=/dev/zero of=/swap bs=1024 count= # mkswap /swap 329. # chmod 600 /swap 330. # sync 331. # swapon v /swap 332. $ free grep i swap 333. $ free 334. $ cat /proc/meminfo 335. $ dmesg grep CPU 336. $ dmesg grep USB 337. $ dmesg grep sda 338. $ wc l 0</var/log/messages 339. $ head /var/log/messages 340. $ tail /var/log/messages 341. $ find /lib/modules/$(uname r) name "*.ko" more 342. $ lsmod grep usb 343. $ grep usb /proc/modules 344. $ grep vfat /lib/modules/$(uname r)/modules.dep

9 345. # depmod a 346. # modinfo usbcore 347. # lsmod grep fat 348. # insmod /lib/modules/$(uname r)/kernel/fs/fat/vfat.ko 349. # insmod /lib/modules/$(uname r)/kernel/fs/fat/fat.ko 350. # insmod /lib/modules/$(uname r)/kernel/fs/fat/vfat.ko 351. # lsmod grep fat 352. # rmmod fat 353. # rmmod vfat 354. # rmmod fat 355. # lsmod grep fat 356. # modprobe vfat 357. # lsmod grep fat 358. # modprobe r vfat 359. # lsmod grep fat 360. # lsinitramfs /boot/initrd* 361. $ ls /proc 362. # echo >/proc/sys/fs/file max 363. $ cat /proc/sys/fs/file max 364. # sysctl a grep file max 365. # sysctl fs.file max= # lspci 367. # lspci v 368. # lspci vv 369. # lsusb 370. # lsusb v 371. $ ls /proc 372. # hwinfo short 373. # hwinfo cpu 374. # hwinfo memory 375. # dmidecode t processor 376. # dmidecode s processor frequency 377. # udevadm monitor 378. # lsblk 379. # lscpu 380. # lstopo

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