TECHNOLOGY STREAM: HARDWARE AND NETWORK ENGINEERING KCTS 121 : SYSTEM ADMINISTRATION AND NETWORK FUNDAMENTALS Examination Topics Familiarization of PC Components Overview of computer system CPU Input Units Output Units Working Storage Units Permanent Storage Storage Devices Primary storage Secondary storage Need for permanent storage Difference between primary and secondary Layers of PC Non-Standard Hardware Firmware-BIOS Standard Operating System Standard Application Software Users
Hardware Logical Hardware Peripheral Hardware Software Driver Software Firmware System Software Application Software Types of Operating System Operating System Single User Single Tasking Single User Multi Tasking Multi User Single Tasking Multi User Multi Tasking Different Components of PC Key Board Mouse Monitor CRT LCD Gas Plasma Hard Disk Drive IDE SCSI SATA CD/DVD Floppy Disk Drive Flash Drive Tape Drive ZIP Drive Power Supply Mother Board Processor Memory Case
Other Daughter Cards Video Cards Sound Cards Network Interface Cards Internal Modem TV Tuner Cards AGP SCSI Identification of Mother Board Components Processor s Sockets and Slots BIOS Cooling Methods CMOS Battery Chipset Identification of Expansion Slots and Cards ISA PCI AGP AMR CNR PCI Express Interfaces and Ports PCMCIA USB Fire wire PS/2 Serial Port Parallel Port Game/MIDI Port Centronics 36, 50, 68 SVideo DVI
Front Panel Connectors Power Supply Connectors AT ATX Main Power Connection ATX Auxiliary Power Connection ATX 12V Connectors MOLUX Connectors External Peripherals Internal and External modems Printers Plotters Scanners Joystick Light Pen Touch Screen Web Cam UPS Preventive Maintenance VIRUS Anti VIRUS Programs Cleanup Using Wrist Strap MSDOS DOS Versions MSDOS File Structure Directories Current Directory Sub Directory Root Directory How to Specify the Location of Files Naming Files and Directories Primary Name Extension Commonly used extensions Wild cards How to Install DOS
What LOCK command does? DOS Commands Internal Commands External Commands Batch Files Batch File Commands Creating batch Files MSDOS Memory Types Conventional Memory Upper memory area Expanded Memory Extended Memory Upper Memory Blocks Introducing and Installing Microsoft Windows The Windows Family Configuration Preparing for Windows Installation Decide on the Boot Method(s) Hardware Requirements and Compatibility Up Data and Key Files Hard Drive and File System Installing Windows Setup failure detection and recovery Avoiding crashes Device drivers installation Modify boot records Control panel applets Msconfig SFC Schedule tasks Backup Understanding power management Creating start up disk Installing and configuring modem Dial up networking Outlook express configuration Converting file system without data loss Preventive Maintenances using following terms Scandisk DefragTroubleshooting a Windows 98 Installation Windows 2003 Installation Upgrade or Clean Install Post installation Tasks
Troubleshooting Outlook Expresses Configuring Modem Connecting to Internet Installing Outlook Express Configuring Outlook Express Send and receive mails Locating and Backing up database file Restoring mail details Backup and restore address book Introducing the Windows Registry Scanreg Accessing and Managing the Registry REGEDIT with Windows 9x,2k. Examine the Registry Contents Points to considered before assembling a pc Optimizing system performances to use 16 bit OS in BIOS level Different types of windows installations with dos Feature of windows multi tasking multi monitor support Drives driver installation and configuring hard were devices, 1. Control panel applets 2. SFC 3. Ms config 4. Regedit 5. Antivirus 6. Device Manager LAPTOP SESSION Laptop fundamentals SMPS (ADAPTOR) Laptop components Assembling and dissembling Multi OS installation
Installation and troubleshooting Removing and replacing laptop components Upgrading memory modules Extended PC cards Removing and Installing Display functions Removing battery Recalibrating battery Memory problems PC card problems Display problems Touchpad problems Key board Problems Motherboard problems Windows Troubleshooting Basic Windows Troubleshooting Approach Localize and Identify the Problem Resolve the Problem Performing a Differential Diagnosis Dealing with Startup Issues Operational Issues Shutdown Issues Working Through the Phases Windows Troubleshooting Tools Operating System Management Tools Windows 98 MSI Tool Shutdown and Related Problems Resource Loss and System Monitoring The Windows 98 System and Resource Monitor Resource Meter Registry Recovery MS-DOS Application Incompatibilities Wrong MS-DOS Version Printing Problems Not booting problems
SYSTEM TROUBLE SHOOTING 1. Various troubles and rectification procedures of motherboard CPUmemory modules- display adapters- monitors- SMPS key boards- FDC- FDDs, HDD CMOS set-up CD ROM driver- sound cards- DMP inkjet printer- scanners- modem- mouse 2. OS related problems (dos, windows 98) 3. Other software installation procedures 4. Virus problem and solution- Antivirus software 5. Common problems 6. Not power in problem 7. No display Problems 8. Not booting Problems 9. Intermittent system hanging problems 10. Intermittent system restarting problems NETWORK TERMINOLOGY Signals and Protocols Server Server Farm Blade Server Client Thick/Fat Client Thin Client Protocols Workstation Host Node Servent Operating Systems Desktop OS Network OS Transmission Types Broad band Base band Bandwidth Hardware, Operating System and Virtual machine Different Topologies Star Bus Ring
Mesh Network Medium Segments and Backbones Storage Server Fault Tolerant Environment Fault Tolerant Storage Area Network Network Attached Storage Circuit Switching Message Switching Packet Switching MAN Dialup Services Duplex Login Process Workgroup Domain Overview of Windows 2000 Client-Server Two Tier Client-Servers Three Tier Client-Servers Multi Tier Client-Server Bluetooth Clustering Cluster Categories IP Address and subnetting IP Address and Sub net mask Octet Network ID and Broadcast ID IP Version IP Classes Private and Public IPs Classless IP Addressing and Sub netting OSI LAYERS Evolution of Networks Standards Organizations The OSI Reference Model Advantages of OSI Reference Model Protocols and devices Used in each layer The TCP/IP Reference Model Comparison between two Models
DEVICES Building Large Networks Need for an Amplification Repeater Hubs Passive Hubs Active Hubs Collision Domain Broadcast Domain Problems While Extends a LAN Using Hubs Bridges Working Principles Creating MAC Table Filtering Forwarding Flooding Multi Port Bridges (Switch) Advantages Adaptive Switching ATM Switch LAN Switch Bridges vs. Switches Router How Router Works Routing Table Components Filtering And Forwarding WAP Gateway Modems LAN Extended Access Server CSU/DSU ISDN Adapter TOPOLOGIES What is Topology? Network Topologies Hybrid Mesh Wireless Sending the Signal Terminator network Expansion
Star Topology Tree Topology Trouble Shooting Problems Hub-based Topology Network Planning Problem CABLES Network medium How to pick your cabling Types of cables Co-Axial 1. Thin 2. Thick Twisted pair STP UTP ScTP FTP Optical fiber cable Single mode Multi mode Comparison Principle of operation Making twisted pair network cables Color code standards Cross over cables Rollover cables