Object, File and Block Storages — Learn free

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Questions 1–10 of 10

1. Which three types of storage exist at the hardware level?
Question 1A. Object Storage, File Storage and Block StorageB. Row Storage, Columnar Storage and In-Memory StorageC. Data Warehouse, Data Lake and Data LakehouseD. Key-Value, Document and Graph StorageE. Physical, Virtual and Cloud Storage
2. How does Object Storage organise data?
Question 2A. In folders and subfolders arranged in a hierarchyB. In a flat open storage area with no folders or subfolders, each object kept with its metadata and a unique identifierC. As fixed-size blocks each with a unique addressD. As rows and columns inside tablesE. As nodes connected by edges
3. Which everyday analogy is used to describe File Storage?
Question 3A. Parcels in a postal sorting officeB. Books on a library shelfC. Keeping manual papers in files during school daysD. Cards in a card indexE. Rooms in a hotel
4. What do you need to know in order to retrieve specific data from File Storage?
Question 4A. The object's unique identifierB. The block's unique addressC. The name of the cloud providerD. The location or path of the folderE. The metadata stored beside the object
5. How does Block Storage treat a file?
Question 5A. As a single object with attached metadataB. As a document with data type descriptionsC. As a row in a tableD. As an entry in a folder hierarchyE. As a single block of data, with each block stored as a separate piece of information and given a unique address
6. Which systems are named as being stored in blocks at the backend?
Question 6A. Traditional databases and Hadoop filesB. AWS S3 and Azure ADLSC. Data Lakes and Delta LakesD. Shared drives and Data RoomsE. Spreadsheets and email archives
7. Which storage type have cloud companies adopted as their de facto storage in the era of big data, data lakes, delta lakes and data lakehouses?
Question 7A. Block StorageB. Object StorageC. File StorageD. Tape StorageE. In-Memory Storage
8. Which of the following is NOT a feature of Object Storage?
Question 8A. All types of data are treated as objectsB. Each object is stored with its metadataC. Objects are arranged in folders and subfoldersD. Each object has a unique identifierE. Data lives in a flat open storage area
9. Which are given as examples of Object Storage offered by cloud companies?
Question 9A. HDFS and EXTB. MySQL and SQL ServerC. Hive and Cosmos DBD. S3 on AWS and ADLS on AzureE. FAT and NTFS
10. What distinguishes File Storage from Object Storage in the way data is organised?
Question 10A. File Storage stores metadata beside each item, whereas Object Storage stores noneB. File Storage assigns a unique address to each block, whereas Object Storage uses foldersC. File Storage is used only in the cloud, whereas Object Storage is used only on-premisesD. File Storage treats every file as an object, whereas Object Storage treats every object as a fileE. File Storage keeps data in a hierarchy of folders and subfolders, whereas Object Storage uses a flat storage area