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| Section | Weight | Objectives |
|---|---|---|
| CRUD Operations and Indexing | 20% | - Query optimization and aggregation - Create, Read, Update, Delete operations - Index types, creation, and management |
| Security and Access Control | 15% | - Authentication mechanisms - Role-based access control - Encryption, auditing, and security best practices |
| MongoDB Architecture and Deployment | 20% | - Installation and configuration - Storage engines and server management - Core concepts, JSON/BSON, data model |
| Replication and High Availability | 15% | - Replica set architecture and components - Deployment and maintenance of replica sets - Failover, elections, read/write concern |
| Backup, Recovery and Maintenance | 10% | - Restore procedures and disaster recovery - Data consistency and integrity checks - Logical and physical backup methods |
| Sharding and Scalability | 10% | - Sharded cluster architecture - Query routing and cluster operations - Shard keys, chunk management, balancing |
| Monitoring, Performance and Troubleshooting | 10% | - Performance tuning and optimization - Diagnostics and resolving common issues - Monitoring tools and metrics |
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NEW QUESTION # 16
Addding the index {a:l} can potentially decrease the speed of which of the following operations? Check all that apply.
Answer: B,C
NEW QUESTION # 17
What is the output of the following program?
Answer: D
NEW QUESTION # 18
You are comparing values of different BSON types in mongodb. You want to compare from lowest to highest. Which comparison order is used?
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