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1. What is the primary function of Cohesity? A. Network monitoring B. Backup and recovery C. Virtualization D. Application development Answer: B. Backup and recovery Rationale: Cohesity is a data management platform that focuses on backup and recovery, simplifying data protection for hybrid and multicloud environments**.
- Which interface does Cohesity use for user interaction?** A. CLI only B. REST API only C. GUI and REST API D. Telnet Answer: C. GUI and REST API Rationale: Cohesity provides a modern HTML5-based GUI and REST API for user interaction and automation. 3. Which term describes Cohesity’s capability to consolidate multiple data workloads on a single platform? A. DataFragmentation B. Hyperconverged Secondary Storage C. DataStream D. Multicloud Extension Answer: B. Hyperconverged Secondary Storage Rationale: This describes Cohesity’s ability to unify data services like backup, files, and test/dev on one platform.
4. Which component manages policies and jobs in Cohesity? A. Data Platform B. Helios C. Cluster Controller D. Data Agent Answer: A. Data Platform Rationale: The Cohesity Data Platform manages backups, replication, retention policies, and other administrative tasks. 5. What is Helios in the Cohesity ecosystem? A. A third-party integration tool B. An agent for backup C. A SaaS-based global management solution D. An encryption tool Answer: C. A SaaS-based global management solution Rationale: Helios allows centralized management of multiple Cohesity clusters across locations. 6. What role do Protection Jobs serve in Cohesity? A. Monitor hardware B. Configure networking C. Define what data to back up and when D. Create virtual machines Answer: C. Define what data to back up and when Rationale: Protection jobs specify objects (e.g., VMs, databases) to back up, the policy to apply, and schedule. 7. Which storage protocol does Cohesity NOT natively support? A. SMB B. NFS C. iSCSI D. S Answer: C. iSCSI Rationale: Cohesity provides file and object storage (SMB, NFS, S3) but not block storage like iSCSI.
12. What does CloudSpin in Cohesity do? A. Encrypt backup data B. Send logs to Splunk C. Convert on-prem backups into cloud VMs D. Block ransomware Answer: C. Convert on-prem backups into cloud VMs Rationale: CloudSpin enables using backups to create test/dev environments in the cloud. 13. Which security feature does Cohesity use to protect against ransomware? A. SmartQuota B. DataLock and WORM C. Multicloud mobility D. File splitting Answer: B. DataLock and WORM Rationale: These features ensure backup data cannot be modified or deleted before the retention period. 14. What role does SpanFS play in the Cohesity architecture? A. Host the UI B. Act as the load balancer C. Provide a distributed file system D. Encrypt data Answer: C. Provide a distributed file system Rationale: SpanFS is Cohesity’s proprietary distributed file system that supports multiple workloads. 15. What is a Cohesity View? A. Backup policy B. Management UI C. Logical container for data, like a share D. Snapshot policy Answer: C. Logical container for data, like a share Rationale: Views are used to store files and objects; similar to folders or shared drives.
16. Which workload is NOT directly supported for backup by Cohesity? A. VMware B. Microsoft 365 C. Oracle DB D. Apache Web Server Answer: D. Apache Web Server Rationale: Cohesity supports backup of structured workloads like VMs, DBs, and SaaS, not typical web servers directly. 17. What is the benefit of Cohesity’s indexed search? A. Reduces RAM usage B. Finds data across backups instantly C. Protects data with antivirus D. Avoids encryption overhead Answer: B. Finds data across backups instantly Rationale: Indexing allows users to search across file contents and metadata in backups quickly. 18. How does Cohesity ensure immutability of backups? A. Using local snapshots B. Applying machine learning C. Using WORM and DataLock D. Creating SQL replicas Answer: C. Using WORM and DataLock Rationale: Write-Once Read-Many (WORM) and DataLock prevent alteration or deletion of backup data. 19. What type of architecture does Cohesity use? A. Monolithic B. Peer-to-peer C. Hyperconverged scale-out D. Multi-threaded pipeline
Answer: B. Installing third-party apps for extended functionality Rationale: The Marketplace allows users to deploy apps like antivirus, analytics, and file search directly on Cohesity.
24. Which Cohesity feature provides disaster recovery for virtual machines? A. CloudSpin B. SiteContinuity C. SmartFiles D. SnapTree Answer: B. SiteContinuity Rationale: SiteContinuity orchestrates failover and failback processes for DR scenarios. 25. What is the role of a Cohesity cluster? A. Perform email filtering B. Manage disk-level formatting C. Aggregate multiple nodes to provide storage and data services D. Monitor web traffic Answer: C. Aggregate multiple nodes to provide storage and data services Rationale: A cluster is made up of nodes and provides data protection, storage, and compute resources. 26. How does Cohesity handle data security in transit? A. TLS/SSL encryption B. RAID C. Network Address Translation (NAT) D. IP blocking Answer: A. TLS/SSL encryption Rationale: TLS/SSL ensures that data transmitted between systems is encrypted and secure. 27. What does a Cohesity Snapshot provide? A. A temporary VM B. A full backup C. A point-in-time image of data D. An archive in tape format
Answer: C. A point-in-time image of data Rationale: Snapshots allow users to restore data to a specific moment without a full backup.
28. What does the Cohesity DataPlatform NOT natively support? A. File shares B. Backup of virtual machines C. Data visualization dashboards D. Application monitoring Answer: D. Application monitoring Rationale: DataPlatform focuses on data protection and file/object services, not monitoring of application performance. 29. What Cohesity feature allows you to search inside backed-up files? A. Global Search B. SmartScan C. Indexed Backup D. File Locator Answer: A. Global Search Rationale: Global Search enables searching across metadata and content inside backup data. 30. Which role can be assigned to a Cohesity user? A. DNS Master B. Admin, ViewOnly, or Custom C. SuperAdmin only D. Kubernetes Root Answer: B. Admin, ViewOnly, or Custom Rationale: Cohesity uses role-based access control with predefined and customizable roles. 31. What happens when you exceed View quota in Cohesity? A. The View auto-deletes old data B. An alert is triggered, and writes may be blocked C. Extra storage is allocated automatically D. The system reboots
Answer: C. An alert is sent, and retries may occur Rationale: Failures are logged, and Cohesity retries the job and notifies administrators.
36. How does Cohesity scale capacity? A. Adding disks to the OS B. Adding more network switches C. Adding nodes to the cluster D. Upgrading CPU only Answer: C. Adding nodes to the cluster Rationale: Cohesity is a scale-out architecture, and capacity/performance is increased by adding nodes. 37. What is a Cohesity node? A. A user account B. A virtual drive C. A physical or virtual appliance that contributes resources to a cluster D. A networking protocol Answer: C. A physical or virtual appliance that contributes resources to a cluster Rationale: Nodes provide storage, compute, and services in a Cohesity cluster. 38. Which API format does Cohesity support for automation? A. SOAP B. REST C. RPC D. JDBC Answer: B. REST Rationale: Cohesity offers RESTful APIs for scripting and automation tasks. 39. What does Cohesity use to manage upgrade deployments? A. App Store B. Manual CD upload C. Helios or local upgrade scripts D. BIOS update utility
Answer: C. Helios or local upgrade scripts Rationale: Upgrades can be managed centrally through Helios or manually via CLI or UI.
40. Which option enables Cohesity to provide S3-compatible object storage? A. CloudSpin B. SmartFiles C. ObjectView D. CloudArchive Answer: B. SmartFiles Rationale: SmartFiles includes S3-compatible object storage services for applications needing object-based access. 41. What is the purpose of a Cohesity Protection Policy? A. Define user roles B. Set firewall rules C. Specify backup frequency, retention, and replication D. Adjust disk performance Answer: C. Specify backup frequency, retention, and replication Rationale: Protection Policies define how often backups occur, how long data is retained, and where it is replicated. 42. What is a Cohesity Source? A. Cloud destination B. Backup copy location C. The original system being protected D. Load balancer Answer: C. The original system being protected Rationale: A Source is the system or application (e.g., VMware, NAS) from which data is backed up. 43. What is the purpose of a Cohesity Job Run? A. Encrypts backup data B. Executes the defined backup task for the objects in the job C. Deletes backup snapshots D. Reboots the cluster
Answer: B. Using machine learning and anomaly detection Rationale: Cohesity detects unusual patterns in data access and backup activity to flag potential ransomware.
48. What type of access protocol is used for SmartFiles? A. REST only B. SSH C. NFS and SMB D. Telnet Answer: C. NFS and SMB Rationale: SmartFiles provides NAS functionality with support for NFS and SMB protocols. 49. How does Cohesity ensure backup consistency for databases? A. Using VM snapshots only B. Through crash-consistent backups C. Via application-aware backups D. By exporting CSV files Answer: C. Via application-aware backups Rationale: Cohesity integrates with APIs of applications like SQL and Oracle to ensure consistent backups. 50. What does Cohesity call its object locking mechanism for immutable backups? A. SnapProtect B. DataLock C. FreezeState D. LockVault Answer: B. DataLock Rationale: DataLock enforces immutability on backups, preventing tampering or deletion. 51. Which component allows reporting and analytics across all Cohesity clusters? A. Cohesity Central B. Helios C. Cluster Monitor D. DataDirector
Answer: B. Helios Rationale: Helios provides centralized SaaS-based management, reporting, and analytics.
52. What type of metadata does Cohesity index for search? A. File path, size, and content B. Hypervisor logs only C. Device driver info D. HTTP headers Answer: A. File path, size, and content Rationale: Cohesity indexes metadata and content of backed-up files to support fast search. 53. How can Cohesity optimize storage usage? A. Virtual switches B. Data deduplication and compression C. File masking D. Rootkit scans Answer: B. Data deduplication and compression Rationale: These features reduce the amount of physical storage needed by eliminating duplicate data and reducing file size. 54. What is required before configuring a Cohesity Protection Job? A. Set up DNS B. Register the Source and create a Protection Policy C. Enable RAID D. Download the job runner Answer: B. Register the Source and create a Protection Policy Rationale: You need to identify what to protect and how (policy) before creating the job. 55. What describes Cohesity Instant Mass Restore? A. Parallel recovery of thousands of VMs or files B. Incremental backup C. Restore from tape D. Local to cloud migration
Answer: A. Simplifies integration and automation Rationale: RESTful APIs allow users to script and automate workflows for consistent deployment and management.
60. What function does Cohesity's AutoProtect feature serve? A. Automatically upgrades the system B. Automatically discovers and protects new VMs C. Deletes orphaned backups D. Forces immutable settings Answer: B. Automatically discovers and protects new VMs Rationale: AutoProtect dynamically adds new virtual machines to protection jobs, ensuring consistent backup coverage. 61. What is a View in Cohesity? A. A snapshot of a VM B. A reporting dashboard C. A shared file system for storing data D. A backup configuration wizard Answer: C. A shared file system for storing data Rationale: Views are logical containers used for file storage and sharing through NFS, SMB, or S3 protocols. 62. What is required for configuring Cohesity integration with Microsoft 365? A. SQL database B. Microsoft Graph API and account credentials C. SNMP traps D. A physical server Answer: B. Microsoft Graph API and account credentials Rationale: Microsoft 365 integration uses Microsoft Graph APIs and requires proper permissions and credentials. 63. What does Cohesity Archive target allow? A. Storing real-time logs B. Archiving backup data to external storage (e.g., cloud, tape) C. Replicating to another cluster D. Encrypting data
Answer: B. Archiving backup data to external storage (e.g., cloud, tape) Rationale: Archive targets offload long-term backup copies to external storage locations.
64. What is a key reason to use Cohesity’s S3-compatible object interface? A. Legacy tape integration B. Database normalization C. Compatibility with modern applications needing object storage D. Direct connection to firewalls Answer: C. Compatibility with modern applications needing object storage Rationale: Many applications now rely on S3-style APIs for object-based storage access. 65. What feature ensures that only authorized users can access Views? A. QoS throttling B. Snapshot filtering C. Access Control Lists (ACLs) D. Inline deduplication Answer: C. Access Control Lists (ACLs) Rationale: ACLs define which users or groups have permissions to read/write to a View. 66. What is a common reason for using Cohesity CloudArchive? A. Backing up VMs from cloud B. Offloading old backups to cheaper cloud storage C. Encrypting local drives D. Real-time log collection Answer: B. Offloading old backups to cheaper cloud storage Rationale: CloudArchive moves older, infrequently accessed backups to cost-effective cloud tiers. 67. What makes Cohesity ideal for edge and remote office data protection? A. Requires no internet B. Lightweight and simple deployment with central Helios management C. Only supports enterprise sites D. Requires dedicated tape libraries
C. Rapid Recovery View D. LiveSync Answer: B. Instant Mount Rationale: Instant Mount allows VMs and databases to be run directly from backup storage.
72. What does Cohesity’s DataLock feature help prevent? A. Storage overuse B. Network congestion C. Backup deletion or tampering D. Excessive job retries Answer: C. Backup deletion or tampering Rationale: DataLock makes backups immutable, protecting against ransomware and accidental deletion. 73. What is required to add a cloud target to a Cohesity cluster? A. Physical adapter B. Cloud credentials and region/bucket details C. ISO installation media D. Java runtime Answer: B. Cloud credentials and region/bucket details Rationale: You need access credentials and storage configuration to connect a cloud archive or tiering target. 74. How does Cohesity handle multi-tenant environments? A. Provides separate VLANs B. Assigns dedicated hardware C. Uses software-defined tenant isolation and role-based access D. Blocks user sessions Answer: C. Uses software-defined tenant isolation and role-based access Rationale: Multi-tenancy in Cohesity is enforced with software boundaries and granular permissions. 75. Which option allows Cohesity to use cloud storage as a secondary tier? A. CloudTier
B. CloudZone C. CloudProxy D. CloudScan Answer: A. CloudTier Rationale: CloudTier extends local storage by moving cold data to cloud-based object storage.
76. What is a benefit of deploying Cohesity as a virtual appliance? A. No networking required B. Enables use in edge locations or labs without needing hardware C. Automatically disables updates D. Reduces data size Answer: B. Enables use in edge locations or labs without needing hardware Rationale: The virtual appliance provides flexibility for smaller or remote deployments. 77. Which of the following describes Cohesity Helios? A. Local backup manager B. Legacy deduplication tool C. SaaS platform for global management and analytics D. Disaster recovery emulator Answer: C. SaaS platform for global management and analytics Rationale: Helios enables centralized management of Cohesity clusters worldwide. 78. Which Cohesity setting ensures that a backup job runs only at certain times? A. Quota limit B. Backup delay C. Scheduling window D. Snapshot interval Answer: C. Scheduling window Rationale: Scheduling windows define allowed times for protection jobs to run, helping avoid peak loads. 79. What is required to back up a Microsoft SQL Server database with Cohesity? A. FTP access B. T-SQL scripts
