Computer Science Review and Study

1. Operating System

   • Overview
     • Processor, Memory, Cache, Register
     • Kernel
   • Process management
     • Process, Resource
     • Process State
     • Interrupt
     • Context Switching
   • Thread management
     • Process vs Thread
     • User Thread
     • Kernel Thread
   • Process scheduling
     • Multi Programming
     • Scheduling
     • CPU Burst / IO Burst
     • Preemptive / Non preemptive Scheduling
   • Process scheduling argorithms
     • First Come First Service (FCFS)
     • Round Robin (RR)
     • Shortest Process Next (SPN)
     • Shortest Remaining Time Next (SRTN)
     • High Response Ratio Next (HRRN)
     • Multi Level Queue (MLQ)
     • Multi Level Feedback Queue (MFQ)
   • Process synchronization
     • Critical Section
     • Mutual Exclusion
     • Mutaul Exclusion Solutions
       • SW solutions
         • Dekker's Algorithm
         • Djikstra's Algorithm
       • HW solutions
         • TES
       • OS supported SW solution
         • Spinlock
         • Semaphore
         • Eventcount / Sequencer
       • Language Support Solution
         • Monitor
   • Deadlock
     • Resource of Deadlock
     • Conditon of Deadlock
     • Deadlock Solutions
       • Deadlock Prevention
       • Deadlock Avoidance
         • Dijkstra's algorithm (Banker's algorithm)
         • Harbermann's algorithm
       • Deadlock Detection
         • Resource Allocation Graph
         • Graph Reduction
       • Deadlock Recovery
   • Main memory

2. Network

   • Overview

     • Structure of Network

   • TCP/ IP

   • OSI 7 Layer

     • Pysical Layer
       • Hub, Reapter
     • Data Link Layer
       • Switch, ARP
     • Network Layer
       • IP
       • Routing, Dynamic Routing
       • ICMP
       • Subneting
     • Transport Layer
       • TCP/ UPD
       • NAT
     • Application Layer
       • DNS
       • HTTP/HTTPS

3. JavaScript

   • DOM