Ajinkya Mandhare

Question Bank for OOSE Practical Exam

1. Airline Reservation System

2. Railway Reservation System

3. Nokia Gallery

4. Banking System

5. Big Bazaar

6. Bus Reservation System

7. Movie Ticket Reservation

8. Hospital Management System

9. Star Plus Serial Schedule Management System

10. SUC Event Management

11. Hotel Management

12. IPL Matches

Following diagrams will be asked based on above systems…

1. Class Diagram

2. Sequence Diagram

3. Collaboration Diagram

4. State Transition Diagram

5. Activity Diagram

6. Use Case Diagram

Only System name would be given…

Example: Class diagram for Hospital Management System.

Note: Students first have to write the problem statement.. Then draw d diagram on answer sheet nd then perform pracs..

Anonymous 12:38 pm 2 comments

Programs for Pass1 assembler:
1. Pass 1(a):

import java.io.*;
import java.util.*;
class Pass1a
{public static void main(String args[])throws IOException
{
int i=0;
FileWriter fw=new FileWriter("Input.txt");
Scanner src=new Scanner(System.in);
System.out.println("Enter code");
String code=src.next();
char code1[]=new char[500];
code1=code.toCharArray();
int n=code.length();

for( i=0;i<n;++i)
{
while((code1[i]!='|')&&i<n-1)
{
if(code1[i]==';')
{fw.write("\n");
++i;
continue;

}
fw.write(code1[i]);
++i;
}
fw.write(" ");
}

fw.close();
FileReader fr=new FileReader("Input.txt");
BufferedReader br=new BufferedReader(fr);
String input;
while((input=br.readLine())!=null)
System.out.println(input);
String token="";
i=0;
String prg[][] = new String[30][4];
int lines=0;
input="";
FileReader fr1=new FileReader("Input.txt");
BufferedReader br1=new BufferedReader(fr1);

while((input=br1.readLine())!=null)
{
int l=input.length();
i=0;
token = "";

while(i<l)
{
		if(input.charAt(i)!=' ')
			token+=input.charAt(i);
		else break;
			i++;
}

if(token=="") token="   ";
	prg[lines][0]=token;

token = "";

while(i<l)
		if(input.charAt(i)==' ')
		i++;
		else break;

while(i<l)
	{
		if(input.charAt(i)!=' ')
			token+=input.charAt(i);
		else break;
		i++;
	}

if(token=="") token=" ";
	prg[lines][1]=token;

while(i<l)
		if(input.charAt(i)==' ') 
		i++;
		else break;

token = "";

while(i<l)
	{
		if(input.charAt(i)!=' ' && input.charAt(i)!=',')
			token+=input.charAt(i);
		else break;
		i++;
	}

if(token=="") token=" ";
	prg[lines][2]=token;

while(i<l)
		if(input.charAt(i)==' ' || input.charAt(i)==',') i++;
		else break;

token = "";

while(i<l)
	{
		if(input.charAt(i)!=' ')
			token+=input.charAt(i);
		else break;
		i++;
	}

if(token=="") token="";
	prg[lines][3]=token;

lines++;
	i=l;

}
int j;

System.out.println("\n");
for(i=0;i<lines;i++)
{
	for(j=0;j<4;j++)
		System.out.print(prg[i][j]+"\t");
	System.out.println();
}

}}

2. Pass 1(b):

import java.io.*;
import java.util.*;
class Pass1b
{public static void main(String args[])throws IOException
{
int i=0;
FileWriter fw=new FileWriter("Input.txt");
Scanner src=new Scanner(System.in);
System.out.println("Enter code");
//int n=src.nextInt();
//St s[]=new St[n];
String code=src.next();
char code1[]=new char[500];
code1=code.toCharArray();
//for(int i=0;i<10;++i)
//System.out.println(code1[i]);
int n=code.length();
System.out.println(n);

for( i=0;i<n;++i)
{
while((code1[i]!='|')&&i<n-1)
{
if(code1[i]==';')
{fw.write("\n");
++i;
continue;

}
//System.out.println(i);
fw.write(code1[i]);
++i;
}
fw.write(" ");
}

fw.close();
FileReader fr=new FileReader("Input.txt");
BufferedReader br=new BufferedReader(fr);
String input;
while((input=br.readLine())!=null)
System.out.println(input);
//fr.close();
String token="";
i=0;
String prg[][] = new String[30][4];
int lines=0;
input="";
FileReader fr1=new FileReader("Input.txt");
BufferedReader br1=new BufferedReader(fr1);

while((input=br1.readLine())!=null)
{
int l=input.length();
i=0;
token = "";

while(i<l)
{
		if(input.charAt(i)!=' ')
			token+=input.charAt(i);
		else break;
			i++;
}

if(token=="") token=" ";
	prg[lines][0]=token;

token = "";

while(i<l)
		if(input.charAt(i)==' ') i++;
		else break;

while(i<l)
	{
		if(input.charAt(i)!=' ')
			token+=input.charAt(i);
		else break;
		i++;
	}

if(token=="") token=" ";
	prg[lines][1]=token;

while(i<l)
		if(input.charAt(i)==' ') i++;
		else break;

token = "";

while(i<l)
	{
		if(input.charAt(i)!=' ' && input.charAt(i)!=',')
			token+=input.charAt(i);
		else break;
		i++;
	}

if(token=="") token=" ";
	prg[lines][2]=token;

while(i<l)
		if(input.charAt(i)==' ' || input.charAt(i)==',') i++;
		else break;

token = "";

while(i<l)
	{
		if(input.charAt(i)!=' ')
			token+=input.charAt(i);
		else break;
		i++;
	}

if(token=="") token="";
	prg[lines][3]=token;

lines++;
	i=l;

}
int j;
System.out.println("\n");
for(i=0;i<lines;i++)
{
	for(j=0;j<4;j++)
		System.out.print(prg[i][j]+"\t");
	System.out.println();
}

String mnemonics[] = new String[10];
int mlen[] = new int[10];
int mno = 0;

mnemonics[mno]="L";
mlen[mno++]=4;
mnemonics[mno]="A";
mlen[mno++]=4;
mnemonics[mno]="ST";
mlen[mno++]=4;

String pseudo[] = new String[10];
int pno=0;

pseudo[pno++]="START";
pseudo[pno++]="BALR";
pseudo[pno++]="USING";
pseudo[pno++]="DC";
pseudo[pno++]="DS";
pseudo[pno++]="END";

System.out.println();
System.out.println("-------------------------------------------");
System.out.println("Mnemonics opcode Table is : ");
System.out.println();

System.out.println("Mnemonics\tLength");
System.out.println();

for(i=0;i<mno;i++)
{
	System.out.print(mnemonics[i]+"\t\t  "+mlen[i]);
	System.out.println();
}

System.out.println();
System.out.println("-------------------------------------------");
System.out.println("Pseudo opcode Table is : ");
System.out.println();

System.out.println("Psuedo\tRoutine Adderess");
System.out.println("Opcode");
System.out.println();

for(i=0;i<pno;i++)
{
	System.out.print(pseudo[i]+"\t\t"+i);
	System.out.println();
}

String symbol[] = new String[20];
int sym_value[] = new int[20];
int symno = 0;

int lc=0;
for(i=0;i<lines;i++)
{
	token = prg[i][0];
	if(token!=" ")
	{
		symbol[symno] = token;
		sym_value[symno++] = lc;
	}

token = prg[i][1];

if(token.equalsIgnoreCase("DC")) lc=lc+4;
	else if(token.equalsIgnoreCase("DS")) lc=lc+4;
	else
	{
		for(j=0;j<mno;j++)
		{
			if(token.equals(mnemonics[j])) 
			{
				lc=lc+mlen[j];
				break;
			}
		}
	}

}

System.out.println();
System.out.println("-------------------------------------------");
System.out.println("Symbol Table is : ");
System.out.println();

System.out.println("Symbol\tValue");
System.out.println();

for(i=0;i<symno;i++)
{
	System.out.print(symbol[i]+"\t"+sym_value[i]);
	System.out.println();
}
}}

3. Pass 1(c):

import java.io.*;
import java.util.*;
class Pass1c
{public static void main(String args[])throws IOException
{
int i=0;
FileWriter fw=new FileWriter("Input.txt");
Scanner src=new Scanner(System.in);
System.out.println("Enter code with | as space & ; for next line");
String code=src.next();
char code1[]=new char[500];
code1=code.toCharArray();
int n=code.length();

for( i=0;i<n;++i)
{
while((code1[i]!='|')&&i<n-1)
{
if(code1[i]==';')
{fw.write("\n");
++i;
continue;

}
fw.write(code1[i]);
++i;
}
fw.write(" ");
}

while((input=br1.readLine())!=null)
{
int l=input.length();
i=0;
token = "";

while(i<l)
{
		if(input.charAt(i)!=' ')
			token+=input.charAt(i);
		else break;
			i++;
}

if(token=="") token=" ";
	prg[lines][0]=token;

token = "";

while(i<l)
		if(input.charAt(i)==' ') i++;
		else break;

while(i<l)
	{
		if(input.charAt(i)!=' ')
			token+=input.charAt(i);
		else break;
		i++;
	}

if(token=="") token=" ";
	prg[lines][1]=token;

while(i<l)
		if(input.charAt(i)==' ') i++;
		else break;

token = "";

while(i<l)
	{
		if(input.charAt(i)!=' ' && input.charAt(i)!=',')
			token+=input.charAt(i);
		else break;
		i++;
	}

if(token=="") token=" ";
	prg[lines][2]=token;

while(i<l)
		if(input.charAt(i)==' ' || input.charAt(i)==',') i++;
		else break;

token = "";

while(i<l)
	{
		if(input.charAt(i)!=' ')
			token+=input.charAt(i);
		else break;
		i++;
	}

if(token=="") token="";
	prg[lines][3]=token;

lines++;
	i=l;

}
int j;
System.out.println("\n");
for(i=0;i<lines;i++)
{
	for(j=0;j<4;j++)
		System.out.print(prg[i][j]+"\t");
	System.out.println();
}

String mnemonics[] = new String[10];
int mlen[] = new int[10];
int mno = 0;

mnemonics[mno]="L";
mlen[mno++]=4;
mnemonics[mno]="A";
mlen[mno++]=4;
mnemonics[mno]="ST";
mlen[mno++]=4;

String pseudo[] = new String[10];
int pno=0;

pseudo[pno++]="START";
pseudo[pno++]="BALR";
pseudo[pno++]="USING";
pseudo[pno++]="DC";
pseudo[pno++]="DS";
pseudo[pno++]="END";

System.out.println();
System.out.println("-------------------------------------------");
System.out.println("Mnemonics opcode Table is : ");
System.out.println();

System.out.println("Mnemonics\tLength");
System.out.println();

for(i=0;i<mno;i++)
{
	System.out.print(mnemonics[i]+"\t\t  "+mlen[i]);
	System.out.println();
}

System.out.println();
System.out.println("-------------------------------------------");
System.out.println("Pseudo opcode Table is : ");
System.out.println();

System.out.println("Psuedo\tRoutine Adderess");
System.out.println("Opcode");
System.out.println();

for(i=0;i<pno;i++)
{
	System.out.print(pseudo[i]+"\t\t"+i);
	System.out.println();
}

String symbol[] = new String[20];
int sym_value[] = new int[20];
int symno = 0;
String literal[] = new String[20];
int lit_value[] = new int[20];
int litno = 0;
String lit="";
int lc=0;
for(i=0;i<lines;i++)
{
	token = prg[i][0];
	lit=prg[i][2];
	if(lit!="")
	{
	if(lit.charAt(0)=='=')
	{
   		literal[litno++] = lit;
 	}
	}

token = prg[i][1];

}

for(i=0;i<litno;i++)
{
lit=literal[i];

if(lit.charAt(1)=='F'||lit.charAt(1)=='f')
	{
   		lit_value[i] = lc;
		lc=lc+4;
	}

if(lit.charAt(1)=='H'||lit.charAt(1)=='h')
	{
   		lit_value[i] = lc;
		lc=lc+2;
	}

if(lit.charAt(1)=='D'||lit.charAt(1)=='d')
	{
   		lit_value[i] = lc;
		lc=lc+8;
	}
	
}
System.out.println();
System.out.println("-------------------------------------------");
System.out.println("Literal Table is : ");
System.out.println();

System.out.println("Literal\tValue");
System.out.println();

for(i=0;i<litno;i++)
{
	System.out.print(literal[i]+"\t"+lit_value[i]);
	System.out.println();
}

}}

NOTE:While entering the code use '|' as space & ';' for next line.