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CompTIA CV0-003 Exam Syllabus Topics:


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)

Given a scenario, deploy cloud networking solutions.- Services
  • Dynamic host configuration protocol (DHCP)
  • NTP
  • DNS
  • Content delivery network (CDN)
  • IP address management (IPAM)

- Virtual private networks (VPNs)

  • Site-to-site
  • Point-to-point
  • Point-to-site
  • IPSec
  • Multiprotocol label switching (MPLS)

- Virtual routing

  • Dynamic and static routing
  • Virtual network interface controller (vNIC)
  • Subnetting

- Network appliances

  • Load balancers
  • Firewalls

- Virtual private cloud (VPC)

  • Hub and spoke
  • Peering


- Single root input/output virtualization (SR-IOV)

- Software-defined network (SDN)

Given a scenario, configure the appropriate compute sizing for a deployment.- Virtualization
  • Hypervisors

    1. Type 1

    2. Type 2
  • Simultaneous multi-threading (SMT)
  • Dynamic allocations
  • Oversubscription

- Central processing unit (CPU)/virtual CPU (vCPU)

- Graphics processing unit (GPU)

  • Virtual

    1. Shared
  • Pass-through

- Clock speed/Instructions per cycle (IPC)

- Hyperconverged

- Memory

  • Dynamic allocation
  • Ballooning
Given a scenario, perform cloud migrations.- Physical to virtual (P2V)

- Virtual to virtual (V2V)

- Cloud-to-cloud migrations
  • Vendor lock-in
  • PaaS or SaaS migrations

    1. Access control lists (ACLs)

    2. Firewalls

- Storage migrations

  • Block
  • File
  • Object

- Database migrations

  • Cross-service migrations
  • Relational
  • Non-relational

Operations and Support - 22%

Given a scenario, configure logging, monitoring, and alerting to maintain operational status.- Logging
  • Collectors

    1. Simple network management protocol (SNMP)

    2. Syslog
  • Analysis
  • Severity categorization
  • Audits
  • Types

    1. Access/authentication

    2. System

    3. Application
  • Automation
  • Trending

- Monitoring

  • Baselines
  • Thresholds
  • Tagging
  • Log scrubbing
  • Performance monitoring

    1. Application

    2. Infrastructure components
  • Resource utilization
  • Availability

    1. SLA-defined uptime requirements
  • Verification of continuous monitoring activities
  • Service management tool integration

- Alerting

  • Common messaging methods
  • Enable/disable alerts

    1. Maintenance mode
  • Appropriate responses
  • Policies for categorizing and communicating alerts
Given a scenario, maintain efficient operation of a cloud environment.- Confirm completion of backups

- Life-cycle management
  • Roadmaps
  • Old/current/new versions
  • Upgrading and migrating systems
  • Deprecations or end of life

- Change management

- Asset management

  • Configuration management database (CMDB)

- Patching

  • Features or enhancements
  • Fixes for broken or critical infrastructure or applications
  • Scope of cloud elements to be patched

    1. Hypervisors

    2. VMs

    3. Virtual appliances

    4. Networking components

    5. Applications

    6. Storage components

    7. Firmware

    8. Software

    9. OS
  • Policies

    1. n-1
  • Rollbacks

- Impacts of process improvements on systems

- Upgrade methods

  • Rolling upgrades
  • Blue-green
  • Canary
  • Active-passive
  • Development/QA/production/DR

- Dashboard and reporting

  • Tagging
  • Costs

    1. Chargebacks

    2. Showbacks
  • Elasticity usage
  • Connectivity
  • Latency
  • Capacity
  • Incidents
  • Health
  • Overall utilization
  • Availability
Given a scenario, optimize cloud environments.- Right-sizing
  • Auto-scaling
  • Horizontal scaling
  • Vertical scaling
  • Cloud bursting

- Compute

  • CPUs
  • GPUs
  • Memory
  • Containers

- Storage

  • Tiers

    1. Adaptive optimization
  • IOPS
  • Capacity
  • Deduplication
  • Compression

- Network

  • Bandwidth
  • Network interface controllers (NICs)
  • Latency
  • SDN
  • Edge computing

    1. CDN

- Placement

  • Geographical
  • Cluster placement
  • Redundancy
  • Colocation

- Device drivers and firmware

  • Generic
  • Vendor
  • Open source
Given a scenario, apply proper automation and orchestration techniques.- Infrastructure as code
  • Infrastructure components and their integration

- Continuous integration/continuous deployment (CI/CD)

- Version control

- Configuration management

  • Playbook

- Containers

- Automation activities

  • Routine operations
  • Updates
  • Scaling
  • Shutdowns
  • Restarts
  • Create internal APIs

- Secure scripting

  • No hardcoded passwords
  • Use of individual service accounts
  • Password vaults
  • Key-based authentication

- Orchestration sequencing

Given a scenario, perform appropriate backup and restore operations.- Backup types
  • Incremental
  • Differential
  • Full
  • Synthetic full
  • Snapshot

- Backup objects

  • Application-level backup
  • Filesystem backup
  • Database dumps
  • Configuration files

- Backup targets

  • Tape
  • Disk
  • Object

- Backup and restore policies

  • Retention
  • Schedules
  • Location
  • SLAs
  • Recovery time objective (RTO)
  • Recovery point objective (RPO)
  • Mean time to recovery (MTTR)
  • 3-2-1 rule

    1. Three copies of data

    2. Two different media

    3. One copy off site

- Restoration methods

  • In place
  • Alternate location
  • Restore files
  • Snapshot
Given a scenario, perform disaster recovery tasks.- Failovers

- Failback

- Restore backups

- Replication

- Network configurations

- On-premises and cloud sites
  • Hot
  • Warm
  • Cold

- Requirements

  • RPO
  • RTO
  • SLA
  • Corporate guidelines

- Documentation

  • DR kit
  • Playbook
  • Network diagram

- Geographical datacenter requirements

Troubleshooting - 22%

Given a scenario, use the troubleshooting methodology to resolve cloud-related issues.- Always consider corporate policies, procedures, and impacts before implementing changes.
  1. Identify the problem

    - Question the user and identify user changes to the computer and perform backups before making changes

    - Inquire regarding environmental or infrastructure changes
  2. Establish a theory of probable cause (question the obvious)

    - If necessary, conduct external or internal research based on symptoms
  3. Test the theory to determine cause

    - Once the theory is confirmed, determine the next steps to resolve the problem

    - If the theory is not confirmed, re-establish a new theory or escalate
  4. Establish a plan of action to resolve the problem and implement the solution
  5. Verify full system functionality and, if applicable, implement preventive measures
  6. Document the findings, actions, and outcomes throughout the process.
Given a scenario, troubleshoot security issues.- Privilege
  • Missing
  • Incomplete
  • Escalation
  • Keys

- Authentication

- Authorization

- Security groups

  • Network security groups
  • Directory security groups

- Keys and certificates

  • Expired
  • Revoked
  • Trust
  • Compromised
  • Misconfigured

- Misconfigured or misapplied policies

- Data security issues

  • Unencrypted data
  • Data breaches
  • Misclassification
  • Lack of encryption in protocols
  • Insecure ciphers

- Exposed endpoints

- Misconfigured or failed security appliances

  • IPS
  • IDS
  • NAC
  • WAF

- Unsupported protocols

- External/internal attacks

Given a scenario, troubleshoot deployment issues.- Connectivity issues
  • Cloud service provider (CSP) or Internet service provider (ISP) outages

- Performance degradation

  • Latency

- Configurations

  • Scripts

- Applications in containers

- Misconfigured templates

- Missing or incorrect tags

- Insufficient capacity

  • Scaling configurations
  • Compute
  • Storage
  • Bandwidth issues
  • Oversubscription

- Licensing issues

- Vendor-related issues

  • Migrations of vendors or platforms
  • Integration of vendors or platforms
  • API request limits
  • Cost or billing issues

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CompTIA Cloud+ Certification Exam Sample Questions (Q141-Q146):


Which of the following are benefits of virtualization in a cloud environment? (Select two.)

  • A. Server virtualization
  • B. Rapid deployment
  • C. Presentation Virtualization
  • D. Application virtualization
  • E. Reduce number of physical servers

Answer: D,E


The storage team needs to upgrade the firmware on the test environment clustered storage array while minimizing downtime. Which of the following BEST describe what the storage team should consider prior to upgrading the firmware? (Select TWO)

  • A. Virtual machine OS
  • B. IPMI software version
  • C. Fiber cable types
  • D. RAID controllers
  • E. Disk firmware

Answer: D,E


A cloud administrator has deployed a new web application to a private cloud. The application platform consists of two web servers that communicate to a redundant database back end. The traffic to the web servers is directed by a load balancer appliance. The administrator connects to the website on each of the webservers individually and confirms they are able to log in.

Which of the following aspects of the application has the administrator tested successfully?

  • A. Performance
  • B. Failover
  • C. Data Integrity
  • D. Connectivity

Answer: D


A service engineer is trying to determine why one of the company's SaaS solution is no longer available. The internal systems are responding and other online applications using the same SaaS solution are responding as expected.

Which of the following is the MOST common cause of the availability issue?

  • A. Automation/orchestration issue
  • B. Cloud service provider outage
  • C. Integration issue
  • D. Subscription issue

Answer: C


A cloud administrator is upgrading a cloud environment and needs to update the automation script to use a new feature from the cloud provider. After executing the script, the deployment fails. Which of the following is the MOST likely cause?

  • A. Account permissions
  • B. API incompatibility
  • C. Location changes
  • D. Network failure

Answer: A



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