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CompTIA CV0-003 Exam Syllabus Topics:

Topic Details

Cloud Architecture and Design - 13%

Compare and contrast the different types of cloud models. - Deployment models
  • Public
  • Private
  • Hybrid
  • Community
  • Cloud within a cloud
  • Multicloud

  • Multitenancy

    • Service models

  • Infrastructure as a Service (IaaS)

  • Platform as a Service (PaaS)

  • Software as a Service (SaaS)

    • Advanced cloud services

  • Internet of Things (IoT)

  • Serverless

  • Machine learning/Artificial intelligence (AI)

    • Shared responsibility model
Explain the factors that contribute to capacity planning. - Requirements

  • Hardware

  • Software

  • Budgetary

  • Business need analysis

    • Standard templates

  • Per-user

  • Socket-based

  • Volume-based

  • Core-based

  • Subscription

    • Licensing
      - User density
      - System load
      - Trend analysis

  • Baselines

  • Patterns

  • Anomalies

    • Performance capacity planning
    		•
    Explain the importance of high availability and scaling in cloud environments. - Hypervisors

  • Affinity

  • Anti-affinity

    • Oversubscription

  • Compute

  • Network

  • Storage

    • Regions and zones
      - Applications
      - Containers
      - Clusters
      - High availability of network functions

  • Switches

  • Routers

  • Load balancers

  • Firewalls

    • Avoid single points of failure
      - Scalability

  • Auto-scaling

  • Horizontal scaling

  • Vertical scaling

  • Cloud bursting

    		•
    Given a scenario, analyze the solution design in support of the business requirements. - Requirement analysis
    • Software
    • Hardware
    • Integration
    • Budgetary
    • Compliance
    • Service-level agreement (SLA)
    • User and business needs
    • Security

    • Network requirements
      1. Sizing
      2. Subnetting
      3. Routing

      • Environments

    • Development

    • Quality assurance (QA)

    • Staging

    • Blue-green

    • Production

    • Disaster recovery (DR)

      • Testing techniques

    • Vulnerability testing

    • Penetration testing

    • Performance testing

    • Regression testing

    • Functional testing

    • Usability testing

    Security - 20%

    Given a scenario, configure identity and access management. - Identification and authorization
    • Privileged access management
    • Logical access management
    • Account life-cycle management
      1. Provision and deprovision accounts

    • Access controls
      1. Role-based
      2. Discretionary
      3. Non-discretionary
      4. Mandatory

      • Directory services

    • Lightweight directory access protocol (LDAP)

      • Federation
        - Certificate management
        - Multifactor authentication (MFA)
        - Single sign-on (SSO)

    • Security assertion markup language (SAML)

      • Public key infrastructure (PKI)
        - Secret management
        - Key management
    Given a scenario, secure a network in a cloud environment. - Network segmentation

  • Virtual LAN (VLAN)/Virtual extensible LAN (VXLAN)/Generic network virtualization encapsulation (GENEVE)

  • Micro-segmentation

  • Tiering

    • Protocols

  • Domain name service (DNS)
    1. DNS over HTTPS (DoH)/DNS over TLS (DoT)
    2. DNS security (DNSSEC)

  • Network time protocol (NTP)
    1. Network time security (NTS)

  • Encryption
    1. IPSec
    2. Transport layer security (TLS)
    3. Hypertext transfer protocol secure (HTTPS)

  • Tunneling
    1. Secure Shell (SSH)
    2. Layer 2 tunneling protocol (L2TP)/Point-to-point tunneling protocol (PPTP)
    3. Generic routing encapsulation (GRE)

    • Network services

  • Firewalls
    1. Stateful
    2. Stateless

  • Web application firewall (WAF)

  • Application delivery controller (ADC)

  • Intrusion protection system (IPS)/Intrusion detection system (IDS)

  • Data loss prevention (DLP)

  • Network access control (NAC)

  • Packet brokers

    • Log and event monitoring
      - Network flows
      - Hardening and configuration changes

  • Disabling unnecessary ports and services

  • Disabling weak protocols and ciphers

  • Firmware upgrades

  • Control ingress and egress traffic
    1. Allow list (previously known as whitelisting) or blocklist (previously known as blacklisting)
    2. Proxy servers

  • Distributed denial of service (DDoS) protection

    		•
    Given a scenario, apply the appropriate OS and application security controls. - Policies
    • Password complexity
    • Account lockout
    • Application approved list (previously known as whitelisting)
    • Software feature

    • User/group

      • User permissions
        - Antivirus/anti-malware/endpoint detection and response (EDR)
        - Host-based IDS (HIDS)/Host-based IPS (HIPS)
        - Hardened baselines

    • Single function

      • File integrity
        - Log and event monitoring
        - Configuration management
        - Builds

    • Stable

    • Long-term support (LTS)

    • Beta

    • Canary

      • Operating system (OS) upgrades
        - Encryption

    • Application programming interface (API) endpoint

    • Application

    • OS

    • Storage

    • Filesystem

      • Mandatory access control
        - Software firewall
    Given a scenario, apply data security and compliance controls in cloud environments. - Encryption
    - Integrity

  • Hashing algorithms

  • Digital signatures

  • File integrity monitoring (FIM)

    • Classification
      - Segmentation
      - Access control
      - Impact of laws and regulations

  • Legal hold

    • Records management

  • Versioning

  • Retention

  • Destruction

  • Write once read many

    • Data loss prevention (DLP)
      - Cloud access security broker (CASB)
    		•
    Given a scenario, implement measures to meet security requirements. - Tools

  • Vulnerability scanners

  • Port scanners

    • Vulnerability assessment

  • Default and common credential scans

  • Credentialed scans

  • Network-based scans

  • Agent-based scans

  • Service availabilities

    • Security patches

  • Hot fixes

  • Scheduled updates

  • Virtual patches

  • Signature updates

  • Rollups

    • Risk register
      - Prioritization of patch application
      - Deactivate default accounts
      - Impacts of security tools on systems and services
      - Effects of cloud service models on security implementation
    		•
    Explain the importance of incident response procedures. - Preparation

  • Documentation

  • Call trees

  • Training

  • Tabletops

  • Documented incident types/categories

  • Roles and responsibilities

    • Incident response procedures

  • Identification
    1. Scope

  • Investigation

  • Containment, eradication, and recovery
    1. Isolation
    2. Evidence acquisition
    3. Chain of custody
    4. Root cause analysis

  • Post-incident and lessons learned

    		•

    Deployment - 23%

    Given a scenario, integrate components into a cloud solution. - Subscription services
    • File subscriptions
    • Communications
      1. Email
      2. Voice over IP (VoIP)
      3. Messaging
    • Collaboration
    • Virtual desktop infrastructure (VDI)
    • Directory and identity services

    • Cloud resources
      1. IaaS
      2. PaaS
      3. SaaS

      • Provisioning resources

    • Compute

    • Storage

    • Network

      • Application

    • Serverless

      • Deploying virtual machines (VMs) and custom images
        - Templates

    • OS templates

    • Solution templates

      • Identity management
        - Containers

    • Configure variables

    • Configure secrets

    • Persistent storage

      • Auto-scaling
        - Post-deployment validation
    Given a scenario, provision storage in cloud environments. - Types

  • Block
    1. Storage area network (SAN)
    - Zoning

  • File
    1. Network attached storage (NAS)

  • Object
    1. Tenants
    2. Buckets

    • Tiers

  • Flash

  • Hybrid

  • Spinning disks

  • Long-term

    • Input/output operations per second (IOPS) and read/write
      - Protocols

  • Network file system (NFS)

  • Common Internet file system (CIFS)

  • Internet small computer system interface (iSCSI)

  • Fibre Channel (FC)

  • Non-volatile memory express over fabrics (NVMe-oF)

    • Redundant array of inexpensive disks (RAID)

  • 0

  • 1

  • 5

  • 6

  • 10

    • Storage system features

  • Compression

  • Deduplication

  • Thin provisioning

  • Thick provisioning

  • Replication

    • User quotas
      - Hyperconverged
      - Software-defined storage (SDS)
    		•

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    A courier company has virtualized its packing software application. The CSA needs to confirm the deployment is utilizing the correct amount of CPU per virtual instance. After confirming the deployment requirements, the CSA should log into the cloud services portal to ensure that:

  • A. the deployment is utilizing the recommended amount of CPUs per VM.

  • B. the alarms on CPU utilization have been enabled.

  • C. smaller VMs are being selected to reduce the total deployment cost.

  • D. the VMs with the most CPU cores available have been selected.

    • Answer: A
    NEW QUESTION # 204
    Every quarter, technicians perform a UPS and generator test at the datacenter. During the test, the diesel generators did not function correctly resulting in a datacenter black out. After the engineers restore power, they quickly turn on each device and go home for the day. The next morning, clients start reporting they are not receiving email. After investigation, the engineers find that not all VMs are online and it is determined that some VMs did not start up in a correct sequence. Which of the following policies might need to be reviewed to help remediate the above scenario?

    • A. Boot sequence policy
    • B. Service level agreement policy
    • C. Change management policy
    • D. Monitoring policy

    Answer: C
    NEW QUESTION # 205
    A cloud engineer received a support call indicating web apps running on an IaaS server are unavailable.
    The engineer took the following trouble-shooting steps:
    - Hypothesized the server outage is considered to be the cause of the
    problem.
    - Performed rollback of applied patches.
    - Ensured all web apps are running correctly.
    - Documented the incident.
    Which of the following troubleshooting methodology steps did the cloud engineer overlook?

    • A. Establish a plan of action and implement the solution.
    • B. Establish the theory of probable cause.
    • C. Test the theory to determine the cause.
    • D. Verify system functionality.

    Answer: C
    NEW QUESTION # 206
    Which of the following may be used to increase data confidentiality when encryption is not an option?

    • A. LUN masking
    • B. Obfuscation
    • C. Zoning
    • D. Hashing

    Answer: B Explanation:
    "To prevent hackers from disassembling data, one of the processes used is obfuscation, which is data scrambling. Data is purposely scrambled, which renders it unreadable until the obfuscation process is reversed."
    NEW QUESTION # 207
    A customer wants a cloud systems administrator to adjust the backup schedule after month-end to ensure the data can be restored as fast as possible while minimizing the time needed to perform the backup. Which of the following backup types should be scheduled?

    • A. Synthetic full
    • B. Differential
    • C. Full
    • D. Incremental

    Answer: A
    NEW QUESTION # 208
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