EMC Legato Certified Availability Administrator (LCAA) Exam
Question 1: What is the primary purpose of EMC Legato Availability Solutions?
A) Data analysis
B) Data encryption
C) Ensuring data availability and protection
D) Network routing
Answer: C
Explanation: EMC Legato Availability Solutions are designed to ensure that data remains accessible and
protected, emphasizing high availability and protection.
Question 2: Which component in EMC Legato Availability is primarily responsible for managing backup
and recovery processes?
A) Data mover
B) Availability Manager
C) Replication engine
D) Client agent
Answer: B
Explanation: The Availability Manager oversees and manages backup, replication, and recovery
processes within the EMC Legato framework.
Question 3: EMC Legato Availability differs from traditional backup solutions primarily by focusing on:
A) Faster data compression
B) Enhanced data availability and continuous access
C) Increased storage capacity
D) Data encryption protocols
Answer: B
Explanation: Unlike traditional backup solutions, EMC Legato Availability emphasizes continuous data
access and high availability.
Question 4: Which of the following best describes high availability (HA) in an enterprise environment?
A) Periodic data archiving
B) Uninterrupted access to systems and data
C) Occasional system downtime
D) Strict data isolation
Answer: B
Explanation: High availability ensures that systems and data remain accessible with minimal downtime,
which is critical in enterprise environments.
Question 5: In EMC Legato, which term describes the maximum acceptable amount of data loss
measured in time?
A) RTO (Recovery Time Objective)
B) DR (Disaster Recovery)
C) RPO (Recovery Point Objective)
D) HA (High Availability)
Answer: C
,Explanation: RPO (Recovery Point Objective) defines the maximum acceptable data loss measured by
time, indicating how frequently backups should occur.
Question 6: What does RTO (Recovery Time Objective) represent in a backup and recovery strategy?
A) The time taken to archive data
B) The maximum allowable downtime after an incident
C) The interval between data backups
D) The time required for data encryption
Answer: B
Explanation: RTO represents the maximum acceptable period of downtime after a disruption before
systems are restored.
Question 7: Which EMC Legato component is responsible for communication between backup,
replication, and recovery processes?
A) Data mover
B) Client agent
C) Availability Manager
D) Storage node
Answer: C
Explanation: The Availability Manager coordinates and communicates between various components
such as backup, replication, and recovery processes.
Question 8: What is the role of EMC Legato Client and Server agents in the architecture?
A) They provide hardware monitoring
B) They manage user permissions only
C) They facilitate communication between the system and individual endpoints
D) They perform system diagnostics
Answer: C
Explanation: Client and Server agents serve as intermediaries, ensuring smooth communication between
the EMC Legato system and individual servers or endpoints.
Question 9: Which process is most critical for ensuring business continuity during a disaster in EMC
Legato?
A) Data encryption
B) Disaster Recovery (DR)
C) Data archiving
D) Software updates
Answer: B
Explanation: Disaster Recovery (DR) is essential to restore systems and data in the event of a disaster,
ensuring business continuity.
Question 10: In the context of EMC Legato, what is the main benefit of replication technology?
A) Increasing storage capacity
B) Providing real-time data synchronization
C) Enhancing system aesthetics
D) Reducing network traffic
Answer: B
,Explanation: Replication technology provides real-time data synchronization, which is key to maintaining
high data availability.
Question 11: Which replication method in EMC Legato involves immediate data duplication across
sites?
A) Asynchronous replication
B) Differential backup
C) Synchronous replication
D) Incremental replication
Answer: C
Explanation: Synchronous replication duplicates data immediately at multiple sites to ensure zero or
near-zero data loss.
Question 12: What is the function of data movers within the EMC Legato architecture?
A) They move data between primary and secondary storage locations
B) They secure user authentication
C) They analyze network traffic
D) They perform system backups only
Answer: A
Explanation: Data movers are responsible for transferring data between primary storage and secondary
backup or replication sites.
Question 13: Which component in EMC Legato is primarily used for mirroring data?
A) Availability Manager
B) Replication component
C) Client agent
D) Data mover
Answer: B
Explanation: The replication component is integral to mirroring data across different storage systems to
ensure availability.
Question 14: What is a key advantage of using snapshots in EMC Legato solutions?
A) They encrypt data
B) They provide point-in-time copies of data
C) They compress data
D) They permanently archive data
Answer: B
Explanation: Snapshots provide point-in-time copies of data, allowing quick recovery to a known good
state.
Question 15: Which term refers to the process of restoring data at the file-level rather than a full
system restore?
A) Volume-level recovery
B) Incremental recovery
C) File-level recovery
D) Mirror restoration
Answer: C
, Explanation: File-level recovery allows administrators to restore individual files without requiring a full
system recovery.
Question 16: During EMC Legato installation, what is a common prerequisite?
A) Upgrading the network switches
B) Ensuring hardware compatibility and proper software versions
C) Disabling user accounts
D) Installing third-party antivirus software
Answer: B
Explanation: Proper hardware compatibility and the correct software versions are critical prerequisites
for a successful installation.
Question 17: What is the main focus when configuring EMC Legato Availability Manager?
A) Setting up user roles
B) Managing backup schedules and replication policies
C) Designing network architecture
D) Configuring encryption protocols
Answer: B
Explanation: The Availability Manager is central to setting backup schedules and managing replication
policies.
Question 18: When deploying client and server agents, what is a critical configuration step?
A) Enabling automatic software updates
B) Correctly establishing communication channels between agents and the Availability Manager
C) Installing third-party applications
D) Configuring VPN connections
Answer: B
Explanation: Proper communication channel configuration between agents and the Availability Manager
is essential for system operation.
Question 19: Which EMC Legato component ensures the integration with storage solutions and SAN
environments?
A) Client agent
B) Data mover
C) Availability Manager
D) Replication engine
Answer: B
Explanation: Data movers facilitate integration with storage systems and SAN environments by
managing data transfers.
Question 20: What is the significance of configuring replication policies in EMC Legato?
A) They reduce data storage costs
B) They determine how frequently data is synchronized between sites
C) They enhance user interface performance
D) They improve network bandwidth
Answer: B
Question 1: What is the primary purpose of EMC Legato Availability Solutions?
A) Data analysis
B) Data encryption
C) Ensuring data availability and protection
D) Network routing
Answer: C
Explanation: EMC Legato Availability Solutions are designed to ensure that data remains accessible and
protected, emphasizing high availability and protection.
Question 2: Which component in EMC Legato Availability is primarily responsible for managing backup
and recovery processes?
A) Data mover
B) Availability Manager
C) Replication engine
D) Client agent
Answer: B
Explanation: The Availability Manager oversees and manages backup, replication, and recovery
processes within the EMC Legato framework.
Question 3: EMC Legato Availability differs from traditional backup solutions primarily by focusing on:
A) Faster data compression
B) Enhanced data availability and continuous access
C) Increased storage capacity
D) Data encryption protocols
Answer: B
Explanation: Unlike traditional backup solutions, EMC Legato Availability emphasizes continuous data
access and high availability.
Question 4: Which of the following best describes high availability (HA) in an enterprise environment?
A) Periodic data archiving
B) Uninterrupted access to systems and data
C) Occasional system downtime
D) Strict data isolation
Answer: B
Explanation: High availability ensures that systems and data remain accessible with minimal downtime,
which is critical in enterprise environments.
Question 5: In EMC Legato, which term describes the maximum acceptable amount of data loss
measured in time?
A) RTO (Recovery Time Objective)
B) DR (Disaster Recovery)
C) RPO (Recovery Point Objective)
D) HA (High Availability)
Answer: C
,Explanation: RPO (Recovery Point Objective) defines the maximum acceptable data loss measured by
time, indicating how frequently backups should occur.
Question 6: What does RTO (Recovery Time Objective) represent in a backup and recovery strategy?
A) The time taken to archive data
B) The maximum allowable downtime after an incident
C) The interval between data backups
D) The time required for data encryption
Answer: B
Explanation: RTO represents the maximum acceptable period of downtime after a disruption before
systems are restored.
Question 7: Which EMC Legato component is responsible for communication between backup,
replication, and recovery processes?
A) Data mover
B) Client agent
C) Availability Manager
D) Storage node
Answer: C
Explanation: The Availability Manager coordinates and communicates between various components
such as backup, replication, and recovery processes.
Question 8: What is the role of EMC Legato Client and Server agents in the architecture?
A) They provide hardware monitoring
B) They manage user permissions only
C) They facilitate communication between the system and individual endpoints
D) They perform system diagnostics
Answer: C
Explanation: Client and Server agents serve as intermediaries, ensuring smooth communication between
the EMC Legato system and individual servers or endpoints.
Question 9: Which process is most critical for ensuring business continuity during a disaster in EMC
Legato?
A) Data encryption
B) Disaster Recovery (DR)
C) Data archiving
D) Software updates
Answer: B
Explanation: Disaster Recovery (DR) is essential to restore systems and data in the event of a disaster,
ensuring business continuity.
Question 10: In the context of EMC Legato, what is the main benefit of replication technology?
A) Increasing storage capacity
B) Providing real-time data synchronization
C) Enhancing system aesthetics
D) Reducing network traffic
Answer: B
,Explanation: Replication technology provides real-time data synchronization, which is key to maintaining
high data availability.
Question 11: Which replication method in EMC Legato involves immediate data duplication across
sites?
A) Asynchronous replication
B) Differential backup
C) Synchronous replication
D) Incremental replication
Answer: C
Explanation: Synchronous replication duplicates data immediately at multiple sites to ensure zero or
near-zero data loss.
Question 12: What is the function of data movers within the EMC Legato architecture?
A) They move data between primary and secondary storage locations
B) They secure user authentication
C) They analyze network traffic
D) They perform system backups only
Answer: A
Explanation: Data movers are responsible for transferring data between primary storage and secondary
backup or replication sites.
Question 13: Which component in EMC Legato is primarily used for mirroring data?
A) Availability Manager
B) Replication component
C) Client agent
D) Data mover
Answer: B
Explanation: The replication component is integral to mirroring data across different storage systems to
ensure availability.
Question 14: What is a key advantage of using snapshots in EMC Legato solutions?
A) They encrypt data
B) They provide point-in-time copies of data
C) They compress data
D) They permanently archive data
Answer: B
Explanation: Snapshots provide point-in-time copies of data, allowing quick recovery to a known good
state.
Question 15: Which term refers to the process of restoring data at the file-level rather than a full
system restore?
A) Volume-level recovery
B) Incremental recovery
C) File-level recovery
D) Mirror restoration
Answer: C
, Explanation: File-level recovery allows administrators to restore individual files without requiring a full
system recovery.
Question 16: During EMC Legato installation, what is a common prerequisite?
A) Upgrading the network switches
B) Ensuring hardware compatibility and proper software versions
C) Disabling user accounts
D) Installing third-party antivirus software
Answer: B
Explanation: Proper hardware compatibility and the correct software versions are critical prerequisites
for a successful installation.
Question 17: What is the main focus when configuring EMC Legato Availability Manager?
A) Setting up user roles
B) Managing backup schedules and replication policies
C) Designing network architecture
D) Configuring encryption protocols
Answer: B
Explanation: The Availability Manager is central to setting backup schedules and managing replication
policies.
Question 18: When deploying client and server agents, what is a critical configuration step?
A) Enabling automatic software updates
B) Correctly establishing communication channels between agents and the Availability Manager
C) Installing third-party applications
D) Configuring VPN connections
Answer: B
Explanation: Proper communication channel configuration between agents and the Availability Manager
is essential for system operation.
Question 19: Which EMC Legato component ensures the integration with storage solutions and SAN
environments?
A) Client agent
B) Data mover
C) Availability Manager
D) Replication engine
Answer: B
Explanation: Data movers facilitate integration with storage systems and SAN environments by
managing data transfers.
Question 20: What is the significance of configuring replication policies in EMC Legato?
A) They reduce data storage costs
B) They determine how frequently data is synchronized between sites
C) They enhance user interface performance
D) They improve network bandwidth
Answer: B
