Blockchain systems have the following advantages over traditional ledgers from a data management perspective: Data integrity, data validity, data transparency, data security, data retention. Match each of the blockchain statements below with the data management advantage it presents: Miners verify transactions by a majority consensus prior to entry in a blockchain ledger [ Choose ) [Choose] Data validity Data transparency Data security blockchain ledger to provide multiple copies. Data retention Each node can potentially back up the entire Data integrity A transaction is immutable once entered into [ Choose ) a blockchain ledger and cannot be changed or deleted A majority of participants in a blockchain ( Choose ] must generally engage in fraud malfeasance for it to happen A blockchain is widely distributed while a [ Choose ] traditional ledger is not >

Data is inserted into a database during an attack known as a SQL injection attack. How does it operate, and what precautions may be taken to prevent SQL injection attacks?

Database Systems please help me answer this question I will give you a good rating Thank you!

Explain the concept of distributed transactions and the methods used to ensure data integrity across multiple data stores.

Explain the principles of distributed deadlock detection and resolution. How can distributed databases handle and resolve deadlocks efficiently?

Describe the role of "lock granularity" in transaction management.

In the context of databases, the term data redundancy refers to: O Storing the same information in several records O Repeating data on multiple reports O Using foreign keys which duplicate the values of primary keys O All of these are possible examples of data redundancy

Database question   You want to be warned automatically when more than 100 sessions are opened with your database instance.Identify the action that would help you achieve this. a) Set the TRACE_ENABLED parameter to TRUE b) Set the threshold for the Current Logons Count metric c) Set the LOG_CHECKPOINT_TO_ALERT parameter to TRUE d) Set the SESSIONS_PER_USER limit in the profiles used by users

Describe the role of distributed transactions and two-phase commit protocols in ensuring data integrity.