OCI Architect 2021 Associate [1Z0-1072-21] Skill Check Sample Question Answer

 ----------#### Architect  Associate Workshop

Skill Check 2:------------------------------- OCI Intro
1. Which statement is true about OCI?
Ans: An OCI region is a localized geographic area.

2. Which statement accurately describes an OCI Region?
Ans: Each Availability Domain has three Fault Domains.

3. Which OCI construct protects against failures within an availability domain?
Ans: Fault Domain

4. Which statement is true about OCI architecture and its core components?
Ans: Each availability domain has three fault domains.

5. You have subscribed to an OCI region, which has one a single availability domain. You want to deploy a highly- available application with two web servers and a 2-Node database.

How would you place the components to maintain high- availability of the application?
Ans : Place one server and a DB node in one fault domain, and the second server and DB node in another fault domain.

Skill Check 4:------------------------------- IAM
1. Which components are part of OCI Identity and Access Management service? (Choose three)
Ans: A. Policies
B. Dynamic Groups
C. Users
 
2. You want to make API calls against other OCI Services from your instance without configuring user credentials.
How would you achieve this?
Ans: Create Dynamic Group and add a policy

3. What would you use to form Oracle Cloud Infrastructure Identity and Access Management to govern resources in a tenancy? 
Ans: Policies

4. You have created a new compartment "apps" to host some production apps and you have created an apps_group and added users to it.
Ans: Add an IAM Policy for apps_group granting access to the apps compartment

5. On which two options is Oracle Cloud Infrastructure Budget set? (Choose two)
Ans: A. Compartments
B. Cost-tracking tags

Skill Check 5:------------------------------- Networking
1. Which resources can be attached to Dynamic Routing Gateways? (Choose three)
Ans: A. VCNs
B. Remote Peering Connections
C. Site-to-site VPN IPSec Tunnels
 
2. Which three must be configured for a load balancer to accept incoming traffic? (Choose three)  
Ans:A. A security list that is open on the listener port
B. A listener
C. A backend set with at least one backend server 

3. Which statements are true about Virtual Cloud Network (VCN)? (Choose two)
Ans: A. VCN is a software-defined network defined in Oracle data centers.
     B. A VCN can reside only in a single region.

4. Which information would you get using the regional network topology? (Choose two)
Ans:A. Interconnectivity of VCNs
    B. Connectivity of on-premises using FastConnect or VPN
5. Which two types of topologies are provided by network visualizer? (Choose two)
Ans: A. Regional Network Topology
     B. Virtual Cloud Network Topology 
 

Skill Check 6:------------------------------- Compute  
1. In which scenarios are GPU-based instances useful? (Choose two)
Ans: They are used for the high performance computing platform. 
  They are used to accelerate the applications that run sophisticated algorithms. 

2. What are the limitations of preemptible Instances? (Choose two)
Ans: They can be terminated at any time. 
They cannot be started, stopped, or rebooted. 

3. Which component needs to be configured for enabling autoscaling?
Ans: Instance pool 

4. Which statements are true about burstable instances? (Choose two)
Ans: They provide a baseline CPU performance. 
They are designed for instances where there is occasional CPU spike. 

5. Which are the two types of compute Autoscaling? (Choose two)
Ans: Metric-based autoscaling 
Schedule-based autoscaling 
 
Skill Check 7:------------------------------- Block Storage
1. Which statement is true about attaching a volume to multiple instances?
Ans: It can be attached to up to 8 instances. 

2. Which statement is true about the OCI Block storage service? (Choose two)
Ans: It can be attached to a compute instance. 
It uses iSCSI to connect to a compute instance. 

3. Which two statements are true about cloning a block volume? (Choose two)
Ans: You can create one clone if volume is attached. 
You can create 10 clones if volume is detached. 

4. You are managing two applications that consist of multiple compute instances with multiple block volumes. You want to create backups of block volumes efficiently.
Ans: Group together multiple block volumes into a volume group and create volume group backups 

5. In which two options can you attach a block volume? (Choose two)
Ans: ISCSI 
     PARAVIRTUALIZED 
 
Skill Check 8:------------------------------- Object Storage  
1. You have created a bucket of ARCHIVE storage type. Which features and restrictions are applicable on that? (Choose two)
Ans: The default time to download an object after restoration is 24 hours. 
The minimum retention period for Archive storage is 90 days 

2. At which level is replication set for object storage?
Ans: Bucket level 

3. You want to store the backup of a database in cloud storage for an extended period of time.
Which type of storage would you configure for these files?
Ans: Archive Storage 

4. At which level is versioning defined in object storage?
Ans: Defined at the bucket level 

5. You want to move some unstructured data, consisting of images and videos, to cloud storage.
Which is the most cost-effective storage that you would use?
Ans: Standard Storage 
  
 
Skill Check 9:------------------------------- File Storage  
1. How many snapshots can be taken per file system?
Ans: 10000 

2. Which type of file system is used by the file storage?
Ans: NFSv3 

3. Which storage options are available in OCI? (Choose four)
Ans: Local Storage 
Object Storage 
File Storage 
Archive Storage 

4. Which statements are true about OCI File Storage? (Choose three)
Ans: It is supported by all major operating systems and hypervisors. 
It organizes documents in a hierarchy of named directories. 
It can be accessed over the network. 

5. Which of these is true about OCI File Storage service?
Ans: Hierarchical collection of documents organized into named directories  
 
Skill Check 10:------------------------------- Database
1. Which two actions can be performed from the OCI Console for an Oracle Autonomous Database? (Choose two)
Ans: Scale up/down CPU 
     Increase storage allocated for database 

2. Which statement is true about Autonomous Data Warehouse?
Ans: Data is stored in columnar format. 

3. Which three types of database systems are available in Oracle Cloud Infrastructure (OCI)? (Choose three)
Ans: Exadata DB System 
     VM DB System 
Bare metal DB systems 

4. Which statements are true about Autonomous Transaction Processing? (Choose two)
Ans: Data is stored in row format. 
Missing indexes are detected and created.  

5. Which three are required for provisioning an Oracle Autonomous Database instance? (Choose three)
Ans: Workload Type 
     Number of CPUs 
Database Name 
 
6. Which an be performed from the OCI Console for an Oracle Autonomous Database? (Choose two) (Choose two)
Ans: Virtual Cloud Network with default security list 
     Public key in OpenSSH format 
 
Skill Check 11:------------------------------- Security
1. Which statement is true about Security Zones?
Ans: They are associated with a compartment.

2. Your IT team has created a web-based marketing site that needs to be protected against internet threats including Cross-Site Scripting (XSS) and SQL Injection.
Which OCI security service should they use?
Ans: Web Application Firewall 

3. Which key encryption algorithm is NOT supported by the OCI Vault service?
Ans: JSON Web Algorithm (JWA) 

4. You want to add another step of user verification along with password authentication.
What should you use to achieve this?
Ans: Multi-factor Authentication 

5. You want to centrally manage the encryption keys and secret credentials that protect your data.
What should you use to achieve this?
Ans: Vault  
 
 
Skill Check 12:------------------------------- Observability and Management
1. You want to set up an alarm for CPU usage and disk read for a compute instance, so that you can determine when to launch new instances to handle increased load.  
Ans: Monitoring 

2. Which statements are true about the Logging service? (Choose two)
Ans: Single pane of glass for all the logs in a tenancy 
     Analyzes critical diagnostic information that describes how resources are performing and being accessed 
 
3. You want to aggregate, search, and monitor all log data from your applications and system infrastructure.
Which service would you use for this?  
Ans: Logging Analytics 

4. Which types of logs are used by the Logging service? (Choose three)
Ans: Custom Logs 
     Service Logs 
     Audit Logs 
 
5. You want to reduce millions of log entries into a small set of log signatures to make it easy to review.
By using which would you achieve this?  
Ans: Logging Analytics