Mongodb - Study guides, Revision notes & Summaries

WGU D426 Objective Assessment (Latest 2023/ 2023 Update) Data Management Foundations | Questions and Verified Answers|100% Correct| Grade A Q: The storage manager translates Answer: the query processor instructions into low-lev- el file-system commands that modify or retrieve data Q: Database sizes range from Answer: from megabytes to many terabytes, Q: the storage manager uses what to quickly locate data Answer: indexes Q: Metadata is Answer: data about the...

WGU DATA MANAGEMENT FOUNDATIONS D426 FINAL EXAM 2024 GRADED A+. 2 / 11 1. Which requirement within large, complex databases ensures users havelimited access to the database? Recovery Performance Authorization Confidentiality: Authorization 2. Which design type specifies database requirements without regard to aspecific database system? Physical design Conceptual design Logical design Abstract design: Conceptual design 3. 3. What characterizes the rules of relational databases? -Th...

WGU Data Management - Foundations - D426 Exam Questions And Answers 100% Solved Which requirement within large, complex databases ensures users have limited access to the database? Recovery Performance Authorization Confidentiality Authorization Which design type specifies database requirements without regard to a specific database system? Physical design Conceptual design Logical design Abstract design Conceptual design 3. What characterizes the rules of relational databases? ...

You have been having conversations with ReeYouCo, a roofing construction company, about their new mobile app to help their teams conduct home inspections. After working with their VP, Mike, you determine he could be a potential champion for MongoDB. Mike has agreed to meet with you to determine whether it makes sense for MongoDB and ReeYouCo to engage and to determine whether it makes sense to move forward together on next steps. Where in the sales process is your deal with ReeYouCo? - Answer...

A customer's Future State is a mirror image of their Current State. True or False? - Answer- False Warren has set up a highly available environment using a MongoDB replica set. When Warren's application writes to the database, which of the following things is true? A. High availability is achieved through sharding; a replica set wouldn't apply here as they are used for horizontal scaling B. The data is saved in the secondary member of the replica set and is then replicated to the pri...

Match terms: 1. Front End 2. Back End A. How you interact with an application (UX, design) B. Behind the scenes work done by the application (biz logic, workflows) - Answer- How you interact with an application (UX, design) --> Front-end Behind the scenes work done by the application (biz logic, workflows) -->Back-end We talked about three categories we need to consider when we are discussing any customer's move towards a strategic initiative. What are they? - Answer- P...

What is the most important factor in choosing a shard key ? correct answersknowledge of the read and write workloads of the application Where do all non-sharded collections get stored in a sharded cluster? correct answersPrimary shard What is sharding? correct answers1. a method of distributing data across multiple machines 2. a method to ensure data availability Where is the the $out stage ? correct answersThe $out stage must always be run on the primary shard for a sharded collecti...

What is the most important factor in choosing a shard key ? - Answer- knowledge of the read and write workloads of the application Where do all non-sharded collections get stored in a sharded cluster? - Answer- Primary shard What is sharding? - Answer- 1. a method of distributing data across multiple machines 2. a method to ensure data availability Where is the the $out stage ? - Answer- The $out stage must always be run on the primary shard for a sharded collection. Where is the ...

Which requirement within large, complex databases ensures users have limited access to the database? Recovery Performance Authorization Confidentiality Authorization Which design type specifies database requirements without regard to a specific database system? Physical design Conceptual design Logical design Abstract design Conceptual design 3. What characterizes the rules of relational databases? -They are logical constraints that ensure the data is valid. -They are...

What of the following are some of the main features of MongoDB? - - Fault tolerance is natively built into MongoDB by keeping redundant copies of the same data on different servers - Scalability allows to seamlessly scale across multiple servers to store and process data -MongoDB lets you move data where you need it, so you can keep data near users NoSQL families - - key/value - graph -column - document What are correct statements about NoSQL databases? - - Most NoSQL databases have buil...