SOME COMPUTER STUFF ON C,JAVA,TALLY,BCA,SOLVED PAPERS

import java.util.*; import java.io.*; class ab { public static void main(String args[])throws Exception { Hashtable s =new Hashtable(); System.out.println(s); s.put("1","a"); s.put("2","b"); s.put("3","c"); System.out.println(s); System.out.println(s.get("0")); System.out.println(s.get("1")); System.out.println("Size of table is : "+s.size()); s.clear(); System.out.println("Size of table is : "+s.size()); } }

import java.util.*; import java.io.*; class a { public static void main(String args[])throws Exception { Stack s =new Stack(); System.out.println("Empty= "+s.empty()); s.push("1"); s.push("2"); s.push("3"); System.out.println(s); System.out.println(s.search("0")); System.out.println(s.search("1")); System.out.println(s.search("2")); s.pop(); System.out.println(s); System.out.println(s.peek()); } }