3 files changed, 169 insertions, 0 deletions
diff --git a/1088/CH4/EX4.4/Example4.sce b/1088/CH4/EX4.4/Example4.sce
new file mode 100755
index 000000000..2cd948581
--- /dev/null
+++ b/1088/CH4/EX4.4/Example4.sce
@@ -0,0 +1,41 @@
+clear
+mode(-1)
+rmdir('pis')
+pwd
+cwd=ans
+clc
+
+printf("Example 4    :               Show the method of  creating a directory named pis \n \t\tand surf to the same directory \n")
+disp("****************************************************************")
+disp("Answer    :   ")
+disp("INSTRUCTIONS   : ")
+printf("\nHere all instructions are preloaded in the form of a demo\nPRESS ENTER AFTER EACH COMMAND to see its RESULT\nPRESS ENTER AFTER EACH RESULT TO GO TO THE NEXT COMMAND\n")
+halt('.............Press [ENTER] to continue.....')
+halt("")
+clc
+printf("\tUNIX SHELL SIMULATOR(DEMO VERSION WITH PRELOADED COMMANDS)\n\n\n")
+
+printf("\n\n$ mkdir  pis                        #To make a directory named pis\n\n")
+halt("........# (hit [ENTER] for result)")
+clc(1)
+mkdir('pis')
+
+printf("\n\n\n$ cd  pis                      #To go to the current directory\n\n")
+halt("........# (hit [ENTER] for next instruction)")
+clc(1)
+cd 'pis'
+xt=ans
+
+printf("\n\n\n$ pwd                             \n\n")
+halt("........# (hit [ENTER] for result)")
+clc(1)
+printf(" %s \n",xt)
+halt("........# (hit [ENTER] for next instruction)")
+
+printf("\n\n\n$ exit        #To exit the current simulation terminal and return to Scilab console\n\n")
+halt("........# (hit [ENTER] for result)")
+cd(cwd)
+//clc()
+
+printf("\n\n\t\t\tBACK TO SCILAB CONSOLE...\nLoading initial environment')
+sleep(1000)
diff --git a/1088/CH4/EX4.4/Result4.pdf b/1088/CH4/EX4.4/Result4.pdf
new file mode 100755
index 000000000..849fdc54a
--- /dev/null
+++ b/1088/CH4/EX4.4/Result4.pdf
@@ -0,0 +1,64 @@
+ ans  =
+ 
+    1.  
+ 
+-->exec('Example4.sci',-1)
+Current date is 02-Jun-2013 
+ 
+Welcome to the Textbook Companionship Project 2013 
++-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ 
+ Book Title                             :       UNIX CONCEPTS AND APPLICATIONS    
+ 
+ Book Edition                         :                                                                           4   
+ 
+ Book Author                          :                                                    Sumitabha Das   
++-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ 
+ Code Author                          :                                                     Pranav Bhat T   
++-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ 
+ Chapter Number                    :                                                                            4   
+ 
+ Chapter Title                         :                                              THE FILE SYSTEM   
++-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+Example 4    :               Show the method of  creating a directory named pis 
+ 		and surf to the same directory 
+ 
+ ****************************************************************   
+ 
+ Answer    :      
+ 
+ INSTRUCTIONS   :    
+
+Here all instructions are preloaded in the form of a demo
+PRESS ENTER AFTER EACH COMMAND to see its RESULT
+PRESS ENTER AFTER EACH RESULT TO GO TO THE NEXT COMMAND
+.............Press [ENTER] to continue.....	UNIX SHELL SIMULATOR(DEMO VERSION WITH PRELOADED COMMANDS)
+
+
+
+
+$ mkdir  pis                        #To make a directory named pis
+
+........# (hit [ENTER] for result)
+
+
+$ cd  pis                      #To go to the current directory
+
+........# (hit [ENTER] for next instruction)
+
+
+$ pwd                             
+
+........# (hit [ENTER] for result) C:\Users\Pranav Bhat\Documents\TCPMUM\Chapter4\pis 
+........# (hit [ENTER] for next instruction)
+
+
+$ exit        #To exit the current simulation terminal and return to Scilab console
+
+........# (hit [ENTER] for result)
+
+			BACK TO SCILAB CONSOLE...
+Loading initial environment 
+-->diary(0)
diff --git a/1088/CH4/EX4.4/Result4.txt b/1088/CH4/EX4.4/Result4.txt
new file mode 100755
index 000000000..849fdc54a
--- /dev/null
+++ b/1088/CH4/EX4.4/Result4.txt
@@ -0,0 +1,64 @@
+ ans  =
+ 
+    1.  
+ 
+-->exec('Example4.sci',-1)
+Current date is 02-Jun-2013 
+ 
+Welcome to the Textbook Companionship Project 2013 
++-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ 
+ Book Title                             :       UNIX CONCEPTS AND APPLICATIONS    
+ 
+ Book Edition                         :                                                                           4   
+ 
+ Book Author                          :                                                    Sumitabha Das   
++-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ 
+ Code Author                          :                                                     Pranav Bhat T   
++-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ 
+ Chapter Number                    :                                                                            4   
+ 
+ Chapter Title                         :                                              THE FILE SYSTEM   
++-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+Example 4    :               Show the method of  creating a directory named pis 
+ 		and surf to the same directory 
+ 
+ ****************************************************************   
+ 
+ Answer    :      
+ 
+ INSTRUCTIONS   :    
+
+Here all instructions are preloaded in the form of a demo
+PRESS ENTER AFTER EACH COMMAND to see its RESULT
+PRESS ENTER AFTER EACH RESULT TO GO TO THE NEXT COMMAND
+.............Press [ENTER] to continue.....	UNIX SHELL SIMULATOR(DEMO VERSION WITH PRELOADED COMMANDS)
+
+
+
+
+$ mkdir  pis                        #To make a directory named pis
+
+........# (hit [ENTER] for result)
+
+
+$ cd  pis                      #To go to the current directory
+
+........# (hit [ENTER] for next instruction)
+
+
+$ pwd                             
+
+........# (hit [ENTER] for result) C:\Users\Pranav Bhat\Documents\TCPMUM\Chapter4\pis 
+........# (hit [ENTER] for next instruction)
+
+
+$ exit        #To exit the current simulation terminal and return to Scilab console
+
+........# (hit [ENTER] for result)
+
+			BACK TO SCILAB CONSOLE...
+Loading initial environment 
+-->diary(0)