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CompTIA Server+ Study Guide Exam SK0–004 de T McMillan

CompTIA Server+ Study Guide Exam SK0–004

Autor T McMillan
en Paperback – 25 iul 2016

În peisajul certificărilor IT, pregătirea pentru infrastructura de servere necesită mai mult decât memorarea unor specificații tehnice. CompTIA Server+ Study Guide Exam SK0–004 se distinge prin abordarea sa aplicată, transformând un manual de examen într-un ghid de bune practici pentru mediul de lucru real. Reținem că, spre deosebire de alte materiale pur teoretice, această lucrare publicată de Sybex pune un accent deosebit pe scenariile de tip „in the trenches”, oferind cititorului o imagine clară a modului în care hardware-ul, virtualizarea și stocarea de date interacționează în organizațiile moderne.

Pe același raft cu CompTIA Server+ Certification All-in-One Exam Guide de Daniel Lachance, volumul semnat de T McMillan se diferențiază prin integrarea nativă a instrumentelor de studiu interactive online, facilitând o învățare activă prin flashcard-uri și examene bonus. Structura cărții este riguros organizată pentru a ghida candidatul de la bazele hardware-ului (form factor, tehnologie Blade, componente hot-swappable) până la configurarea sistemelor de operare și securizarea rețelelor. Fiecare capitol se încheie cu o secțiune de „Exam Essentials”, o metodă eficientă de a verifica dacă conceptele critice au fost asimilate.

Autorul, cunoscut și pentru CCNA Security Study Guide, își folosește experiența în securitatea rețelelor pentru a aduce o perspectivă valoroasă asupra rezilienței și recuperării în caz de dezastru. Credem că această continuitate în opera autorului oferă un avantaj cititorului, deoarece temele de securitate și stabilitate sunt integrate natural în configurarea serverelor, nu doar tratate ca subiecte izolate. Este o resursă care pregătește nu doar pentru examenul SK0-004, ci și pentru provocările cotidiene ale unui administrator de sistem.

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Specificații

ISBN-13: 9781119137825
ISBN-10: 1119137829
Pagini: 552
Dimensiuni: 187 x 235 x 27 mm
Greutate: 0.93 kg
Editura: Sybex
Locul publicării:Hoboken, United States

Public țintă

Primary Audience: Ideal resource for those preparing for the CompTIA Server+ Exam SK0–004 certification. It′s also for IT professionals who are interested in gaining a real–world perspective of server and data storage networks as well as those aspiring to increase their knowledge of storage and be the best.
Secondary Audience: Designed for those who interact with servers on a day–to–day basis, such as server administrators, and want to gain a better knowledge of the sometimes mysterious and closed world of server and data storage.

De ce să citești această carte

Această carte este esențială pentru profesioniștii IT care vizează certificarea CompTIA Server+ sau care doresc să stăpânească arhitectura complexă a centrelor de date. Cititorul câștigă o înțelegere profundă a stocării de date, virtualizării și depanării hardware. Recomandăm acest ghid pentru rigoarea sa pedagogică și pentru accesul la platforma online de testare, oferind siguranța necesară în ziua examenului și competențe practice pentru gestionarea infrastructurilor critice.

Despre autor

T McMillan este un autor și expert recunoscut în domeniul certificărilor IT, cu o experiență vastă în formarea specialiștilor în rețele și infrastructură. Lucrările sale, printre care se numără și apreciatul CCNA Security Study Guide, sunt apreciate pentru claritatea explicațiilor și pentru capacitatea de a traduce concepte tehnice complexe în scenarii de utilizare practică. În CompTIA Server+ Study Guide Exam SK0–004, autorul aduce această expertiză în zona administrării serverelor, concentrându-se pe performanță, disponibilitate și securitatea datelor în medii profesionale.

Notă biografică

Troy MCMillan writes practice tests, study guides, and online course materials for Kaplan IT Cert Prep. He holds more than 30 industry certifications, delivers certification training classes, appears in training videos, and runs his own consulting and training business.

Cuprins

Introduction xxi Assessment Test li Chapter 1 Server Hardware 1 Server Form Factors 3 Rack Mount 3 Tower 6 Blade Technology 7 Installing and Configuring Server Components 11 CPU 11 RAM 16 Bus Types, Bus Channels, and Expansion Slots 19 NICs 21 Hard Drives 22 Riser Cards 25 RAID Controllers 26 BIOS/UEFI 26 Firmware 28 USB Interface/Ports 28 Hot-Swappable Component 29 Maintaining Power and Cooling Requirements 29 Power 29 Cooling 34 Summary 37 Exam Essentials 37 Review Questions 39 Chapter 2 Installing and Configuring Servers 43 Installing and Configuring Server Operating Systems 45 Determining the Server Role/Purpose 45 Updating Firmware 46 BIOS/UEFI Configuration 46 Disk Preparation 49 Configuring Hostnames 54 Local Account Setup 55 Connecting to the Network 56 Joining a Domain/Directory 56 Addressing Security Concerns 57 Enabling Services 58 Installing Features, Roles, Applications, and Drivers 60 Performance Baseline 60 Unattended/Remote Installations 63 Using Access and Control Methods to Administer a Server 66 Local Hardware Administration 66 Network-Based Hardware Administration 69 Network-Based Operating System Administration 71 Purpose and Operation of Virtualization Components 73 Hosts and Guests 73 Management Interface for Virtual Machines 74 Hypervisor 74 Hardware Compatibility List 77 Resource Allocation Between Guest and Host 78 Summary 85 Exam Essentials 85 Review Questions 87 Chapter 3 Server Maintenance 91 Server Roles and Requirements 93 Web Server 93 Application Server 94 Directory Services Server 95 Database Server 96 File Servers 96 Print Server 97 Messaging Server 98 Mail Server 98 Routing and Remote Access Service (RRAS) Server 98 Network Services Server 99 Proper Server Maintenance Techniques 100 Change Management 101 Patch Management 101 Outages and Service-Level Agreements 104 Performance Monitoring 105 Hardware Maintenance 108 Fault Tolerance and High Availability Techniques 120 Asset Management and Documentation 123 Asset Management 123 Documentation 125 Secure Storage of Sensitive Documentation 129 Summary 130 Exam Essentials 130 Review Questions 131 Chapter 4 Storage Technologies 135 Hardware and Features of Various Storage Technologies 136 Direct Attached Storage (DAS) 136 Network-Attached Storage (NAS) 136 Storage Area Networks (SANs) 137 Using iSCSI and FCoE 140 JBOD 142 Tape 142 Optical Drive 144 Flash, Compact Flash, and USB Drive 144 Installing and Deploying Primary Storage Devices 144 Disk Specifications 144 Interfaces 146 Hard Drive vs. SSD 150 Summary 152 Exam Essentials 152 Review Questions 153 Chapter 5 Identifying Capacity and Fault Tolerance Requirements 157 Calculating Appropriate Storage Capacity and Planning for Future Growth 158 Base 10 vs. Base 2 Disk Size Calculation 158 Disk Quotas 159 Compression 160 Capacity Planning Considerations 160 Configuring RAID 164 RAID Levels and Performance Considerations 165 Software vs. Hardware RAID 167 Configuration Specifications 169 Hot-Swap Support and Ramifications 171 Hot Spare vs. Cold Spare 171 Array Controller 171 Summary 173 Exam Essentials 173 Review Questions 174 Chapter 6 Securing the Server 179 Physical Security Methods and Concepts 180 Multifactor Authentication 180 Security Concepts 181 Server Hardening Techniques 187 OS Hardening 187 Endpoint Security 189 Remediating Security Issues Based on a Vulnerability Scan 190 Hardware Hardening 192 Proper Environmental Controls and Techniques 196 Power Concepts and Best Practices 197 Safety 206 Summary 215 Exam Essentials 215 Review Questions 216 Chapter 7 Securing Server Data and Network Access 221 Basic Network Security Systems and Protocols 222 Firewall 222 Network Access Control 226 Router Access List 228 NIDS 229 Authentication Protocols 229 PKI 230 VPN 232 IPsec 232 VLAN 233 Security Zones 234 Logical Access Control Methods 235 Access Control Lists 235 Permissions 240 Data Security Methods and Secure Storage Disposal Techniques 243 Storage Encryption 243 Storage Media 245 Summary 247 Exam Essentials 247 Review Questions 248 Chapter 8 Networking 253 Configuring Servers to Use IP Addressing and Network Infrastructure Services 255 IPv4 vs. IPv6 255 Default Gateway 256 CIDR Notation and Subnetting 256 Public and Private IP Addressing 257 Static IP Assignment vs. DHCP 258 DNS 259 NetBIOS 265 WINS 265 NAT/PAT 267 MAC Addresses 267 Network Interface Card Configuration 269 Ports and Protocols 275 TCP vs. UDP 275 SNMP 161 276 SMTP 25 276 FTP 20/21 276 SFTP 22 276 SSH 22 276 SCP 22 276 NTP 123 277 HTTP 80 277 HTTPS 443 277 Telnet 23 277 IMAP 143 277 POP3 110 277 RDP 3389 277 FTPS 989/990 278 LDAP 389/3268 278 DNS 53 278 DHCP 68 278 Cable Management Procedures 278 Copper 278 Fiber 281 Connectors 282 Cable Placement and Routing 285 Summary 288 Exam Essentials 289 Review Questions 290 Chapter 9 Disaster Recovery 293 Disaster Recovery Principles 294 Site Types 294 Replication Methods 295 Continuity of Operations 297 Backup 298 Methodology 299 Backup Media 304 Media and Restore Best Practices 305 Media Storage Location 307 Summary 309 Exam Essentials 309 Review Questions 310 Chapter 10 Troubleshooting Hardware and Software Issues 315 Troubleshooting Theory and Methodologies 317 Identifying the Problem and Determining the Scope 317 Establish a Theory of Probable Cause (Question the Obvious) 319 Test the Theory to Determine Cause 320 Establish a Plan of Action to Resolve the Problem and Notify Impacted Users 320 Implement the Solution or Escalate as Appropriate 320 Verify Full System Functionality and If Applicable Implement Preventative Measures 321 Perform a Root Cause Analysis 321 Document Findings, Actions and Outcomes Throughout the Process 321 Troubleshooting Hardware Problems 322 Common Problems 322 Causes of Common Problems 328 Environmental Issues 331 Hardware Tools 333 Troubleshooting Software Problems 334 Common Problems 334 Cause of Common Problems 343 Software Tools 348 Summary 360 Exam Essentials 360 Review Questions 361 Chapter 11 Troubleshooting Connectivity Issues 365 Diagnosing Network Problems 366 Common Problems 366 Causes of Common Problems 378 Networking Tools 384 Diagnosing Security Issues 391 Common Problems 391 Causes of Common Problems 393 Security Tools 399 Summary 404 Exam Essentials 405 Review Questions 406 Chapter 12 Troubleshooting Storage Issues 411 Troubleshooting Storage Problems 412 Common Problems 412 Causes of Common Problems 418 Storage Tools 426 Summary 438 Exam Essentials 439 Review Questions 440 Appendix Answers to Review Questions 443 Chapter 1: Server Hardware 444 Chapter 2: Installing and Configuring Servers 445 Chapter 3: Server Maintenance 447 Chapter 4: Storage Technologies 448 Chapter 5: Identifying Capacity and Fault Tolerance Requirements 450 Chapter 6: Securing the Server 451 Chapter 7: Securing Server Data and Network Access 453 Chapter 8: Networking 455 Chapter 9: Disaster Recovery 456 Chapter 10: Troubleshooting Hardware and Software Issues 458 Chapter 11: Troubleshooting Connectivity Issues 460 Chapter 12: Troubleshooting Storage Issues 461 Index 463

Descriere scurtă

NOTE: The correct URL to access the Sybex interactive online test bank and study tools is www.wiley.com/go/sybextestprep. The book's back cover, Introduction, and last page in the book provided the wrong URL. We apologize for any confusion and inconvenience this may have caused you. Comprehensive interactive exam preparation plus expert insight from the field CompTIA Server+ Study Guide Exam SK0-004 is your ideal study companion for the SK0-004 exam. With 100% coverage of all exam objectives, this guide walks you through system hardware, software, storage, best practices, disaster recovery, and troubleshooting, with additional coverage of relevant topics including virtualization, big data, cloud storage, security, and scalability. Get an 'in the trenches' view of how server and data storage administration works in a real-world IT environment. From the basics through advanced topics, you'll learn how to deliver world-class solutions in today's evolving organizations by getting under the hood of technologies that enable performance, resiliency, availability, recoverability, and simplicity. Gain access to the Sybex interactive online learning environment, which features electronic flashcards, a searchable glossary, test bank, and bonus practice exams to reinforce what you have learned. Using and understanding in-house storage devices and the cloud has become an urgent skill for any IT professional. This is your comprehensive, expert driven study guide for taking the CompTIA Server+ exam SK0-004 * Study 100% of exam objectives and more * Understand storage design, implementation, and administration * Utilize bonus practice exams and study tools * Gain a real-world perspective of data storage technology CompTIA Server+ Study Guide Exam SK0-004 is your ticket to exam day confidence.