Advanced Operating Systems- Synchronization primitives in os Advanced Operating Systems- Process Synchronization Advanced Operating Systems- Mobile OS and ARM Advanced Operating Systems- Multiprocessor OS Advanced Operating Systems- Clock synchronization and mutual exclusive Advanced Operating Systems- Distributed OS Advanced Operating Systems- Distributed file system and caching Advanced Operating Systems- Distributed Scheduling and shared memory Advanced Operating Systems- Kernal Structure and native level Advanced Java Programming - Enterprise Java Beans client Advanced java programming - DATA TYPES, VARIABLES, ARRAYS Computer Networks - Error Detection and Correction Computer Networks - OSI Model and its functions Computer Networks - Network Topologies, Application of Networks, Different types of network topologies