9534379
Beschreibung
Quiz von Matilda Morrison, aktualisiert more than 1 year ago
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Erstellt von Matilda Morrison
vor fast 7 Jahre
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Frage 1
Frage
What is a benefit of using content addressed storage (CAS) as an archival solution?
Antworten
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Provides the ability to perform production operations on the CAS
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Supports location independence using different content IDs for an object
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Ensures content authenticity and integrity
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Enables modification of archived data
Frage 2
Frage
What is determined based on the recovery point objective in an asynchronous remote replication?
Antworten
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Size of the replica
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Size of the buffer
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Response time
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Location of the source
Frage 3
Frage
What is an accurate statement about full volume replication?
Antworten
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Target device is at least as large as the source device
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Target device is accessible only after the replication sessionstarts
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Target and source devices should be on different storage arrays
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Target device requires only a fraction of the space used by the source device
Frage 4
Frage
What is an accurate statement about a virtual machine (VM) snapshot?
Antworten
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Provides the capability to delete the parent VM once the snapshot is created
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Captures the state and data of a running VM at a specific point-in-time
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Runs as an independent copy from the parent VM
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Provides the capability to restore VM data to any point-in-time
Frage 5
Frage
What is a benefit of deploying a multi-site storage system-based remote replication solution?
Antworten
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Requires low networkbandwidth to perform synchronous replication
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Provides the capability to recover data to any point-in-time
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Enables a consistent near-zero RPO in the event of source and remote site failures
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Ensures disaster recovery protection remains available in the event of source or remote site failures
Frage 6
Frage
Which EMC product provides a remote replication solution for EMC VMAX3 storage systems?
Antworten
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ProtectPoint
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MirrorView
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SnapSure
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SRDF
Frage 7
Frage
What determines how far back the recovery points can go in a continuous data protection (CDP)
solution?
Antworten
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Size of the CDP appliance used for replication
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Type of write splitter used for replication
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Amount of space that is configured for the journal
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Size of the source and replica volumes
Frage 8
Frage
What is a benefit of implementing a virtual machine (VM) storage migration?
Antworten
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Improves the security of applications running inside VMs on the migrated storage system
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Balances storage utilization by redistributingVMs across different storage systems
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Enables VMs to keep functioning even if the source data is lost due to a failure
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Reduces the overall storage systemcapacity requirements for organizations
Frage 9
Frage
What is an accurate statement about hypervisor-based continuous data protection (CDP)?
Antworten
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Journal and replica use the same storage volume
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Journal is stored in a virtual machine
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Write splitter is embedded in the hypervisor
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Virtual appliance runs on a storage system
Frage 10
Frage
What is an example of an active attack on an IT infrastructure?
Antworten
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Attempt to gain access to the data in transit
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Attempt to gain unauthorized access into the system
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Attempt tocopy the data from the storage system
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Attempt to modify information for malicious purposes
Frage 11
Frage
What is compromised by a passive attack on an IT infrastructure?
Antworten
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Integrity
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Confidentiality
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Availability
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Repudiation
Frage 12
Frage
What is an accurate statement about a denial-of-service attack?
Antworten
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Intentional misuse of privileges to compromisedata security
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Prevents legitimate users from accessing resources or services
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Captures a user’s credentials and then sends to the attacker
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Gaining unauthorized access to a user’s accounts and data
Frage 13
Frage
Which attack is carried out by sending a spoofing e-mail and redirecting a user to a false website?
Antworten
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Repudiation
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Man-in-the-middle
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Denial-of-service
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Phishing
Frage 14
Frage
What accurately describes an attack vector in an IT infrastructure?
Antworten
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Amount of effort required to exploit vulnerabilities in the infrastructure
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Various entry points that can be used to launch an attack
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Series of steps that must be followed in order to complete an attack
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Process of identifying the system components under attack
Frage 15
Frage
What is a benefit of deploying a Defense in Depth strategy?
Antworten
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Provides additional time for organizations to detect and respond to an attack
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Eliminates the attack vector from the IT infrastructure
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Enables organizations to deploy a unified security solution
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Eliminates the attack surface from the IT infrastructure
Frage 16
Frage
In an FC SAN environment, an administrator wants to ensure that a particular switch port cannot
function as an E_Port and cannot be used to create an interswitch link. Which security mechanism
should the administrator use?
Antworten
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Port binding
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Port type locking
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Persistent port disable
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Fabric binding
Frage 17
Frage
In an FC SAN environment, which security mechanism prevents a switch port from being enabled
even after a switch reboot?
Antworten
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Port binding
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Port locking
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Port type locking
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Fabric binding
Frage 18
Frage
What enables an administrator to create device groups in an IP-SAN for restricting device
communications to a group?
Antworten
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Security identifier
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Demilitarized zone
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NIC teaming
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iSNSdiscovery domain
Frage 19
Frage
How do VSANs ensure security in an IT infrastructure?
Antworten
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By authenticating a new switch thatjoins a fabric
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By limiting the number of switches in a fabric
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By providing isolation over a shared infrastructure
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By prohibiting an unused switch port from being used
Frage 20
Frage
What is an accurate statement about OAuth security control?
Antworten
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Enables initiators and targets to authenticate each other by using a shared secret code
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Enables an organization to use authentication services from an identity provider
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Allows a client to access protectedresources from a resource server on behalf of a resource owner
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Provides strong authentication for client-server applications by using secret-key cryptography
Frage 21
Frage
What is an accurate statement about Challenge Handshake Authentication Protocol (CHAP)
control?
Antworten
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Enables initiators and targets to authenticateeach other by using a shared secret code
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Provides strong authentication for client-server applications by using secret-key cryptography
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Allows a client to access protected resources from a resource server on behalf of a resource owner
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Enables anorganization to use authentication services from an identity provider
Frage 22
Frage
What is an accurate statement about OpenID control?
Antworten
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Allows a client to access protected resources from a resource server on behalf of aresource owner
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Enables initiators and targets to authenticate each other by using a shared secret code
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Provides strong authentication for client-server applications by using secret-key cryptography
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Enables an organization to use authentication services from an identity provider
Frage 23
Frage
Which technique is used in Kerberos to authenticate a client-server application across an insecure
network?
Antworten
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One-way hash function
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Shared secret
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Secret-key cryptography
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OpenID control
Frage 24
Frage
Which method does an intrusion detection and prevention system (IDPS) use to identify intrusions
by scanning and analyzing events to detect if they are statistically different from normal events?
Antworten
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Profile-based
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Anomaly-based
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Signature-based
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Device-based
Frage 25
Frage
Which method is used to establish a VPN connection between a primary and remote data center
to perform secure remote replication?
Antworten
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Remote access VPN connection
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Intra-site VPN connection
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Long distance VPN connection
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Site-to-site VPN connection
Frage 26
Frage
What is an activity in the risk assessment step of risk management?
Antworten
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Plan and deploy security controls
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Continuously observethe existing risks
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Determine the likelihood of a risk
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Identify the sources of threats that increase the risks
Frage 27
Frage
What is the purpose of monitoring capacity in a storage infrastructure?
Antworten
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Evaluating utilization of components and identifying bottlenecks
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Tracking the amount of storage infrastructure resources used and available
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Tracking configuration changes to the storage infrastructure elements
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Identifying component failures that may lead to service unavailability
Frage 28
Frage
Which EMC product enables management for Vblock systems?
Antworten
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Unified Infrastructure Manager
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MirrorView
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Service Assurance Suite
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ViPR SRM
Frage 29
Frage
What is an example of an availability management task in storage infrastructure management
Antworten
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Performing trend analysis of storage space consumption
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Tracking configuration changes to storage components
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Designing a new replication solution for data redundancy
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Specifying storage space quotas for users
Frage 30
Frage
Which EMC product provides automated monitoring and reporting of a software-defined storage
infrastructure?
Antworten
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FAST VP
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Avamar
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SnapSure
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ViPR SRM
Frage 31
Frage
What is an accurate statement about infrastructure discovery?
Antworten
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Standardizes on-going infrastructure management activities and assesses potential risks of the activities
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Createsan inventory of infrastructure components and provides information about the components
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Classifies, organizes, and analyzes all infrastructuremanagement best practices stored in data lakes
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Detects potential security attacks on a storage infrastructure and deploys specialized tools to eliminate the attacks
Frage 32
Frage
Which data center characteristic ensures that data is stored and retrieved exactly as it was
received?
Antworten
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Data integrity
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Security
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Scalability
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Manageability
Frage 33
Frage
What is a characteristic of a scale-out NAS?
Antworten
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File system grows dynamically as nodes are added in the cluster
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Upto four file systems can be created across the cluster
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Distinct file systems are created on each node in the cluster
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Different file systems can be mixed on each node in a single cluster
Frage 34
Frage
A customer has a requirement to perform a backup each night. However, the customer has a
limited amount of time for backups to run on week nights, Monday through Friday evenings.
Antworten
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Incremental
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Cumulative
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Full
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Differential
Frage 35
Frage
What is a benefit when a node is added to a scale-out NAS cluster?
Antworten
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Increased cluster performance
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Reduced capital expenditure
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Simplified cluster management
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Decreased data duplication
Frage 36
Frage
Why should a replica be consistent with its source?
Antworten
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Ensure the usability of the replica
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Reduce the need to create multiple replicas
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Ensure the security of the replica
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Reduce the size of the replica
Frage 37
Frage
What is an example of a security management task in a storage infrastructure?
Antworten
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Configuring LUN masking to restrict hosts from accessing a specific LUN
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Enforcing storage space quotas to restrict users from overprovisioning resources
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Restricting the number of simultaneous client access to application servers
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Enabling sending messages to a support center in the event of resource failure
Frage 38
Frage
In an object-based storage system, which elements are associated with an object?
Antworten
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Metadata, object ID, attributes, and file path
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Metadata, LUN ID, data, and object ID
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Object ID, attributes, LUN ID, and file path
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Metadata, object ID, data, and attributes
Frage 39
Frage
In continuous data protection (CDP) remote replication, where are the two split write I/Os of an
incoming write I/O directed?
Antworten
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One I/O goes to the remote CDP appliance and the other I/O goes to the replica
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One I/O goes to the local CDP appliance and the other I/O goes to the production volume
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One I/O goes to the compute system and the other I/O goes to the production volume
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One I/O goes to the journal volume and the other I/O goes to the replica
Frage 40
Frage
What describes an advantage of the changed block tracking backup technique?
Antworten
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Enable restoration to any point-in-time
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Increase backup device performance
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Reduce the backup window
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Eliminatethe need for data deduplication
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