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| 1 | +--- |
| 2 | +title: "Scalable Postgres with CloudNativePG" |
| 3 | +passing_percentage: 70 |
| 4 | +questions: |
| 5 | + - id: "q1" |
| 6 | + text: "What is the primary function of the CloudNativePG operator?" |
| 7 | + type: "single-answer" |
| 8 | + marks: 2 |
| 9 | + options: |
| 10 | + - id: "a" |
| 11 | + text: "It is a monitoring tool that only collects database logs." |
| 12 | + - id: "b" |
| 13 | + text: "It manages the complete lifecycle of a PostgreSQL database cluster on Kubernetes." |
| 14 | + is_correct: true |
| 15 | + - id: "c" |
| 16 | + text: "It is a client application used to run SQL queries." |
| 17 | + - id: "d" |
| 18 | + text: "It is a specific version of the PostgreSQL database engine." |
| 19 | + - id: "q2" |
| 20 | + text: "When you deploy a 'Cluster' custom resource using CloudNativePG, which of the following objects does the operator automatically create to manage the database? (Select all that apply)" |
| 21 | + type: "multiple-answer" |
| 22 | + marks: 2 |
| 23 | + options: |
| 24 | + - id: "a" |
| 25 | + text: "A Secret containing the database user credentials." |
| 26 | + is_correct: true |
| 27 | + - id: "b" |
| 28 | + text: "A public domain name for the database." |
| 29 | + - id: "c" |
| 30 | + text: "Services for read-write and read-only connections." |
| 31 | + is_correct: true |
| 32 | + - id: "d" |
| 33 | + text: "The underlying Pods that run the PostgreSQL instances." |
| 34 | + is_correct: true |
| 35 | + - id: "q3" |
| 36 | + text: "In the manifest for a CloudNativePG Cluster, what does the 'instances' field define?" |
| 37 | + type: "single-answer" |
| 38 | + marks: 2 |
| 39 | + options: |
| 40 | + - id: "a" |
| 41 | + text: "The number of databases to create inside the cluster." |
| 42 | + - id: "b" |
| 43 | + text: "The specific version of PostgreSQL to be used." |
| 44 | + - id: "c" |
| 45 | + text: "The total number of servers (pods) that will form the PostgreSQL cluster." |
| 46 | + is_correct: true |
| 47 | + - id: "d" |
| 48 | + text: "The amount of storage to allocate." |
| 49 | + - id: "q4" |
| 50 | + text: "According to the course, what is the very first step required before you can deploy a PostgreSQL cluster using a CloudNativePG manifest?" |
| 51 | + type: "single-answer" |
| 52 | + marks: 2 |
| 53 | + options: |
| 54 | + - id: "a" |
| 55 | + text: "Create the Persistent Volume Claims manually." |
| 56 | + - id: "b" |
| 57 | + text: "Install the CloudNativePG operator into your Kubernetes cluster." |
| 58 | + is_correct: true |
| 59 | + - id: "c" |
| 60 | + text: "Create the user credentials Secret." |
| 61 | + - id: "d" |
| 62 | + text: "Deploy a connection-pooling application." |
| 63 | + - id: "q5" |
| 64 | + text: "Which of the following are features or benefits provided by the CloudNativePG operator? (Select all that apply)" |
| 65 | + type: "multiple-answer" |
| 66 | + marks: 2 |
| 67 | + options: |
| 68 | + - id: "a" |
| 69 | + text: "Built-in high availability with failover capabilities." |
| 70 | + is_correct: true |
| 71 | + - id: "b" |
| 72 | + text: "Management of backup and recovery processes." |
| 73 | + is_correct: true |
| 74 | + - id: "c" |
| 75 | + text: "Automatic performance tuning of SQL queries." |
| 76 | + - id: "d" |
| 77 | + text: "Support for creating read-only replicas for scaling." |
| 78 | + is_correct: true |
| 79 | +layout: "test" |
| 80 | +type: "test" |
| 81 | +--- |
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