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--- informatica:certificaciones:lpic:lpic-1:103_gnu_and_unix_commands [2022/03/10 20:40] – [Parte III] tempwin
+++ informatica:certificaciones:lpic:lpic-1:103_gnu_and_unix_commands [2022/03/13 18:21] (actual) – [Parte III] tempwin
@@ Línea 34: / Línea 34: @@
 <code>
-cut -f2 /root/tmp/test.txt
+cut -c 2 /root/tmp/test.txt
 </code>
@@ Línea 92: / Línea 92: @@
 <code>
-sort -u /root/test.txt
+sort /root/test.txt | uniq
 </code>
@@ Línea 130: / Línea 130: @@
 ===== Test =====
+**Which of the following are alternatives to the 'bash' shell? (Choose all that apply.)**
+  * ''cash''
+  * ''tcl''
+  * ''zsh'' (**Solución**)
+  * ''ksh'' (**Solución**)
+**Which of the following commands can take a text stream and prepend each line with a line number?**
+  * ''wc''
+  * ''list''
+  * ''expand''
+  * ''nl'' (**Solución**)
+**Which of the following commands will take the contents of a CD-ROM image and create a local copy in a single file?**
+  * ''dd if=/media/cdrom of=/tmp/cdrom.iso''
+  * ''dd of=/dev/sr0 if=/tmp/cdrom.iso''
+  * ''dd if=/dev/cdrom.iso of=/tmp/sr0''
+  * ''dd if=/dev/sr0 of=/tmp/cdrom.iso'' (**Solución**)
+**Which of the following files contained in a user's directory will execute when they connect through a login shell?**
+  * ''bashrc''
+  * ''.bashrc''
+  * ''.login_shell''
+  * ''.bash_profile'' (**Solución**)
+**You can return to your home directory from any other directory on the system with the ''cd ~'' command.**
+  * Verdadero (**Solución**)
+  * Falso