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SK0-004 - CompTIA Server+ - Dump Information

Vendor	:	CompTIA
Exam Code	:	SK0-004
Exam Name	:	CompTIA Server+
Questions and Answers	:	228 Q & A
Updated On	:	October 20, 2017
PDF Download Mirror	:	SK0-004 Brain Dump
Get Full Version	:	Pass4sure SK0-004 Full Version

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SK0-004 Questions and Answers

Answer: A

QUESTION: 215

A technician is tasked with building a test server. Which of the following hard drive types will provide the highest performance?

1. SCSI
2. SAS
3. SATA
4. iSCSI

Answer: B

QUESTION: 216

A technician is configuring switcheswith SFPports on multiple floors in a building. A switch on the first floor must be connected to a switch on the second floor for trunking VLAN traffic. Which of the following would be the MOST appropriate cable type for the technician to use?

1. Multimode fiber
2. Coaxial cable
3. CAT5e rollover
4. CAT6 straight through

Answer: A

QUESTION: 217

A technician needs to install additional memory in a server to help resolve performance issues. Which of the following should the technician do FIRST?

1. Perform an impact analysis.
2. Follow change management procedures.
3. Install the additional memory.
4. Update system firmware.

Answer: B

QUESTION: 218

A server technician is connecting a server to a switch in the server room. Both the

server and the switch are equipped with 10 Gigabit Ethernet adapters. Which of the following cable choices would produce the BEST throughput?

1. CAT6 rollover cable
2. CAT5e straight-through cable
3. CAT6 straight-through cable
4. CAT5e crossover cable

Answer: C

QUESTION: 219

A server repeatedly crashes with a BSOD when running an application that uses a high amount of system resources. Which of the following hardware components MOST likely needs to be checked by a technician?

1. Memory
2. Hard drive
3. RAID controller
4. CPU

Answer: A

QUESTION: 220

Which of the following methods should a technician perform to properly clear a hard drive before disposal?

1. Delete the FAT
2. Zero all block sectors
3. Delete the partition
4. Zero the NTFS journal

Answer: B

QUESTION: 221

Which of the following troubleshooting methods would be performed after resolving an issue?

1. Verify system connectivity
2. Implement the solution
3. Document findings
4. Establish theory

Answer: C

QUESTION: 222

A technician is tasked by an administrator to patch a virtual machine. The technician needs to ensure that in case of failure, recovery of the virtual machine will be possible. Which of the following recovery principles should the technician employ?

1. Incremental
2. Snapshot
3. Bare metal
4. Selective

Answer: B

QUESTION: 223

Abladechassis can hold16 half-height blades or eight full-height blades. Which of the following is the MAXIMUM number of half-height blades that can be installed in the chassis if six full-height blades arealreadyinstalled?

1. 2
2. 4
3. 8
4. 16

Answer: B

QUESTION: 224

An administrator would like to determine what port and services are running locally on a server. Which of the following Windows command lines and shell tools should the administrator use? (Select THREE).

1. get-services
2. show ports
3. sc query
4. netstat
5. vmstat

Answer: A, C, D

QUESTION: 225

A technician would like to restrict when internal hardware components on the server are accessed. Which of the following server hardening techniques should the technician implement?

1. Intrusion detection
2. BIOS password
3. Chassis lock
4. Disable WOL

Answer: C

QUESTION: 226

A technician is called upon to add storage to a database server. The database administrator needs the maximum performance for accessing many small files. Which of the following specifications should the technician focus on when selecting the drive to add to the server?

1. Form factor
2. Capacity
3. Bus bandwidth
4. Seek time

Answer: D

QUESTION: 227

A hardware failure affects a server in adatacenter. The server is critical to company operation, and the hardware vendor is out of stock on the parts needed to repairthe server. A network technician suggests replacing it with a server from the warm site.Which of the following should the technician do FIRST?

1. Outsource a hardware-certified courier to move the server to the datacenter.
2. Check the DRP and BCP and talk to the company stakeholders before making the decision.
3. Unrack the server from the warm site and move it to the datacenter.
4. Order the parts from the hardware vendor and notify affected users that the

Answer: B

QUESTION: 228

A datacenter audit finds that a number ofpersonnel are not using accesscards when entering a secured area with a coworker. Which of the following security methods could be implemented to help prevent this behavior?

1. Mantrap
2. Keypad
3. Smart card
4. Security camera

Answer: A

CompTIA SK0-004 Exam (CompTIA Server+ ) Detailed Information

SK0-004 - CompTIA Server+

---

SK0-004 Test Objectives

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CompTIA Server+

Certification Exam Objectives

EXAM NUMBER: SK0-004

About the Exam

The CompTIA Server+ certification is an international vendor-neutral credential. The CompTIA Server+ exam is a validation of “foundation-level” server skills and knowledge, and is used by organizations and IT professionals around the globe.

This exam will certify that the successful candidate has the knowledge and skills required to:

• Build, maintain, troubleshoot, secure and support server hardware and software technologies, including virtualization

• Identify environmental issues

• Understand and comply with disaster recovery and general security procedures

• Be familiar with industry terminology and concepts

• Understand server roles and their interaction in a dynamic computing environment

  EXAM DEVELOPMENT
  CompTIA exams result from subject matter expert workshops and industry-wide survey results regarding the skills and knowledge required of an entry-level IT professional.
  
  
  TEST DETAILS
  Exam code SK0-004
  Number of questions 100
  Length of test 90 minutes
  Type of questions Multiple choice
  Recommended experience CompTIA A+ or 18–24 months of IT experience Languages English, Chinese, Japanese
  Passing score 750 (on a scale of 100–900)
  EXAM OBJECTIVES (DOMAINS)
  The table below lists the domains measured by this examination and the extent to which they are represented:
  DOMAIN PERCENTAGE OF EXAMINATION

  1.0 Server Architecture	12%
  2.0 Server Administration	24%
  3.0 Storage	12%
  4.0 Security	13%
  5.0 Networking	10%
  6.0 Disaster Recovery	9%
  7.0 Troubleshooting	20%
  Total	100%

  1.0 Server Architecture
  1.1
  Explain the purpose and function of server form factors.
  • Rack mount
    • Dimensions
      - 1U, 2U, 4U
    • Cable management arms
    • Rail kits
  • Tower
  • Blade technology
    • Blade enclosure
      • Backplane/midplane
      • Power supply sockets
    • Network modules/switches
    • Management modules
      • Blade server
        1.2
        Given a scenario, install, configure and maintain server components.
  • CPU
    • Multiprocessor vs. multicore
    • Socket type
    • Cache levels: L1, L2, L3
    • Speeds
      • Core
      • Bus
      • Multiplier
    • CPU stepping
    • Architecture
      • x86
      • x64
      • ARM
  • RAM
    • ECC vs. non-ECC
    • DDR2, DDR3
    • Number of pins
    • Static vs. dynamic
    • Module placement
    • CAS latency
    • Timing
    • Memory pairing
  • Bus types, bus channels and expansion slots
    • Height differences and bit rate differences
    • PCI
    • PCIe
    • PCI-X
  • NICs
  • Hard drives
  • Riser cards
  • RAID controllers
  • BIOS/UEFI
    • CMOS battery
  • Firmware
  • USB interface/port
  • Hotswap vs. non-hotswap components
    1.3
    Compare and contrast power and cooling components.
  • Power
    • Voltage
      - 110v vs. 220v vs. -48v
      - 208v vs. 440v/460v/480v
    • Wattage
    • Consumption
    • Redundancy
      • 1-phase vs. 3-phase power
      • Plug types
        • NEMA
        • Edison
        • Twist lock
  • Cooling
    • Airflow
    • Thermal dissipation
    • Baffles/shrouds
    • Fans
    • Liquid cooling
      2.0 Server Administration
      2.1
      Install and configure server operating systems.
  • Determine server role/purpose
  • Update firmware
  • BIOS/UEFI configuration
    • Boot order
  • Disk preparation
    • RAID setup
    • Partitioning
    • Formatting
    • File system type
      - Ext 2, 3, 4
      • NTFS
      • FAT32
      • ReiserFS
      • UFS
      • VMFS
      • ZFS
    • Swap
  • Configure host name
  • Local account setup
  • Connect to network
  • Join domain/directory
  • Address security concerns
    • Patching
    • OS hardening
    • Compliance to company procedures/standards
  • Enable services
  • Install features/roles/applications/drivers
  • Performance baseline
    • Server optimization
    • Swap or pagefile optimization
  • Unattended/remote installations
    • Deploying images and cloning
    • Scripted installs
      • PXE boot
      • TFTP
        2.2
        Compare and contrast server roles and requirements for each.
  • Web server
  • Application server
  • Directory server
  • Database server
  • File server
  • Print server
  • Messaging server
  • Mail server
  • Routing and remote access server
  • Network services server
    • DHCP
    • DNS/WINS
    • NTP
      2.3
      Given a scenario, use access and control methods to administer a server.
  • Local hardware administration
    • KVM
    • Serial
    • Virtual administration console
  • Network-based hardware administration
    • KVM over IP
    • ILO
    • iDRAC

• Network-based operating system administration
  • RDP
  • SSH
  • VNC
  • Command line/shell
    2.4
    2.0 Server Administration
    Given a scenario, perform proper server maintenance techniques.
• Change management
• Patch management
  • Operating system updates
  • Application updates
  • Security software updates
  • Firmware updates
  • Device drivers updates
  • Compatibility lists
    • Operating systems
    • Hardware
    • Applications
  • Testing and validation
• Outages and service level agreements
  • Scheduled downtime
  • Unscheduled downtime
  • Impact analysis
  • Client notification
  • MTTR
• Performance monitoring
  • CPU utilization
  • Memory utilization
  • Network utilization
  • Disk utilization
    • Disk IOPS
    • Storage capacity
  • Comparison against performance baseline
  • Processes and services monitoring
  • Log monitoring
• Hardware maintenance
  • Check system health indicators
    • LEDs
    • Error codes
    • Beep codes
    • LCD messages
  • Replace failed components
    • Fans
    • Hard drives
    • RAM
    • Backplanes
    • Batteries
  • Preventive maintenance
    • Clearing dust
    • Check proper air flow
  • Proper shut down procedures
• Fault tolerance and high availability techniques
  • Clustering
    • Active/active
    • Active/passive
  • Load balancing
    • Round robin
    • Heartbeat
      2.5
      Explain the importance of asset management and documentation.
• Asset management
  • Licensing
  • Labeling
  • Warranty
  • Life cycle management
    • Procurement
    • Usage
    • End of life
    • Disposal/recycling
  • Inventory
    • Make
    • Model
    • Serial number
    • Asset tag
• Documentation
  • Service manuals
  • Network diagrams
  • Architecture diagrams
  • Dataflow diagrams
  • Recovery documentation
  • Baseline documentation
  • Change management policies
  • Service level agreement
  • Server configuration
• Secure storage of sensitive documentation
  2.6
  Explain the purpose and operation of virtualization components.
• Hosts and guests
• Management interface for virtual machines
• Hypervisor
  • Type I
  • Type II
  • Hybrid

• Hardware compatibility list
  • BIOS/UEFI compatibility and support
  • CPU compatibility support
  • AMD-V/Intel VT
• Resource allocation between guest and host
  • CPU
  • Storage
    • Memory
    • Network connectivity
      • Direct access (bridging) vs. NAT
      • Virtual NICs
      • Virtual switches
    • Video
      3.0 Storage
      3.1
      Given a scenario, install and deploy primary storage devices based on given specifications and interfaces.
      • Disk specifications
        • RPM
        • Dimensions/form factor
        • Capacity
        • Bus width
        • IOPS
        • Seek time and latency
        • Hotswap vs. non-hotswap components
      • Interfaces
        • SAS
        • SATA
        • SCSI
    • USB
    • Fibre channel
      • Hard drive vs. SSD
        3.2
        Given a scenario, configure RAID using best practices.
        • RAID levels and performance considerations
          • 0
          • 1
          • 5
          • 6
            - 10
        • Software vs. hardware RAID
          • Performance considerations
        • Configuration specifications
          • Capacity
          • Bus types
          • Drive RPM
        • Hotswap support and ramifications
        • Hot spare vs. cold spare
        • Array controller
          • Memory
          • Battery backed cache
          • Redundant controller
            3.3
            Summarize hardware and features of various storage technologies.
        • DAS
        • NAS
          • CIFS/SMB
          • NFS
        • SAN
          • iSCSI
          • FCoE
          • Fibre channel
          • LUN and LUN masking
          • HBAs and fabric switches
        • JBOD
        • Tape
          • Drive
          • Libraries
        • Optical drive
        • Flash, compact flash and USB drive
          3.4
          Given a scenario, calculate appropriate storage capacity and plan for future growth.
        • Base10 vs. Base2 disk size calculation (1000 vs. 1024)
        • Disk quotas
        • Compression
        • Capacity planning considerations
          • Operating system growth
            • Patches
            • Service packs
            • Log files
              • Temporary directories
              • Databases
              • Application servers
              • File servers
              • Archival
                4.0 Security
                4.1
                Compare and contrast physical security methods and concepts.
        • Multifactor authentication
          • Something you have
          • Something you know
          • Something you are
        • Security concepts
          • Mantrap
            • RFID chip
            • ID card
            • Biometric
            • Keypad
            • Access list
            • Security guard
            • Security camera
            • Keys and locks
              • Cabinet
              • Rack mount
              • Server
            • Safe
            4.2
            Given a scenario, apply server hardening techniques.
        • OS hardening
          • Stopping unneeded services/ closing unneeded ports
          • Install only required software
          • Install latest operating system patches
        • Application hardening
          • Install latest patches
          • Disabling unneeded services/roles/features
        • Endpoint security
          • HIDS
          • Anti-malware
      • Remediate security issues based on a vulnerability scan
      • Hardware hardening
        • Disabling unneeded hardware and physical ports/devices
        • BIOS password
        • Disable WOL (Wake on LAN)
        • Setup boot order
        • Chassis locks/intrusion detection
          4.3
          Explain basic network security systems and protocols.
          • Firewall
            • Network-based
            • Host-based
          • Port security/802.1x/NAC
          • Router access list
          • NIDS
          • Authentication protocols
            • LDAP
            • RADIUS
            • TACACS
            • TACACS+
          • PKI
            • Private key
            • Public key
            • Certificate authority
            • SSL/TLS
          • VPN
          • IPSec
          • VLAN
          • Security zones
            • DMZ
            • Public and private
            • Intranet and extranet
              4.4
              4.0 Security
              Implement logical access control methods based on company policy.
              • ACLs
                • Users
                • Groups
                  • Roles
                • Resources
                  • File system
                  • Network ACLs
                  • Peripheral devices
                  • Administrative rights
                  • Distribution lists
              • Permissions
                • Read
        • Write/modify
        • Execute
        • Delete
        • Full control/superuser
        • File vs. share
          4.5
          Implement data security methods and secure storage disposal techniques.
          • Storage encryption
            • File level encryption
            • Disk encryption
            • Tape encryption
          • Storage media
            • Soft wipe
              • File deletion
            • Hard wipe
              • Zero out all sectors
        • Physical destruction
        • Remote wipe
        4.6
        Given a scenario, implement proper environmental controls and techniques.
        • Power concepts and best practices
          • UPS
            • Runtime vs. capacity
            • Automated graceful shutdown of attached devices
            • Periodic testing of batteries
            • Maximum load
            • Bypass procedures
            • Remote management
          • PDU
            • Connect redundant rack PDUs to separate circuits
          • Capacity planning