course hero which is not one one of the responsibilities of the database administrator

Which of the following is not a responsibility of database administrator?

Q.Which of the following in not a function of DBA?A.authorization for data accessB.network maintenanceC.routine maintenanceD.schema definition1 more row

What are the responsibilities of database administrators?

The Key Responsibilities of a Database AdministratorSoftware installation and Maintenance.Data Extraction, Transformation, and Loading.Specialised Data Handling.Database Backup and Recovery.Security.Authentication.Capacity Planning.Performance Monitoring.More items...

Which of these is not a responsibility of a relational database management system?

Which duty is not the responsibility of the Database Administrator? a. to develop and maintain the Data Dictionary b. to implement security controls c. to design application programs d. to design the subschema ANS: C 15. In a hierarchical model a. links between related records are implicit b.

Which of the following is not a type of database?

D) File Database is not a type of database.

Which of the following is not features of DBMS?

The feature which is not of DBMS among the above-given options is utilities for performance analysis and logging. Whereas, other features such as maintenance of accuracy of the data, successful modifications of data, and recovery mechanism are features of the DBMS.

Which of the following is not the function of the database?

question. Network maintenance is not a function of the database. The main function of a database is to compile and arrange input data.

Which of the following is not part of the database management system component?

Answer: 1 query processor is not the dbms.

Which of the following is not a database management software?

The correct answer is MS word. MS Word since it's a word processor.

What are the responsibilities of database designer?

The database designer is responsible for defining the detailed database design, including tables, indexes, views, constraints, triggers, stored procedures, and other database-specific constructs needed to store, retrieve, and delete persistent objects.

What is difference between data administrator and database administrator?

Data admin analyzes the database for relevant data. Database admin optimizes and maintains the database.

What is database developer roles and responsibilities?

Design stable, reliable and effective databases. Optimize and maintain legacy systems. Modify databases according to requests and perform tests. Solve database usage issues and malfunctions. Liaise with developers to improve applications and establish best practices.

What is a database administrator?

The database administrator is responsible for performing a number of duties. Based on the work the Database administrator does, their role varies. Different roles of database administrators are Database architect, Data modeler, Database analyst, System DBA, Application DBA, Performance analyst, Task-oriented DBA and Data warehouse administrator. Now, let us go through the duties of database administrators.

What is the role of a DBA?

If a user requires help or assistance at any time, DBA has a responsibility to help them. The DBA also provides complete support for new users of the database. And Users' queries must be executed quickly. The users expect fast retrieval of responses to their queries. So, the database administrator enhances the query processing by increasing their performance.

What is a DBA in Oracle?

Installing and maintenance of the software: A DBA will often work together with other employees of the organization to install and configure a new Oracle database, SQL Server, etc. The system administrator will configure the hardware and will deploy the OS for the database server; then, the DBA will install the database software and configure it to use it. Since the updates and the patches are necessary, the DBA is responsible for this continuous maintenance. Whenever a new server is required, the DBA is responsible for transferring data to the new platform from the existing system.

What is a DBA monitoring?

Monitoring the performance: Monitoring the databases for performance problems is part of continuous system maintenance performed by a DBA. If any part of the system slows down processing, the DBA needs to modify the software configuration or should add extra hardware capability. There are many kinds of monitoring tools, and DBA's are responsible for understanding what they need to improve the system. Third-party organizations may be ideal to outsource this aspect, but ensure they provide modern DBA support.

What is the DBA's capacity?

Storage is the amount of space the database occupies in the server and the backup space. Capacity is the level of usage. If the organization is growing rapidly and has a large number of new users, then the DBA will need to develop the capacity to manage the additional workload.

What is authentication in database?

Authentication: A significant aspect of database security is the configuration of employee access. Database administrators are responsible for managing the access and the type permissions the users are given. For example, a user can be allowed to view only some pieces of information or not be permitted to make changes to the system.

What is specialized data handling?

Specialized data handling: Databases can be large and include unstructured data types like documents, images, video, or sound files. The management of a large database needs higher-level skills as well as additional tuning and monitoring to maintain efficiency

What is the job title of a database administrator?

The digital age has resulted in the huge growth in unstructured data such as text, images, sensor information, audio, and videos, on account of e-commerce, IoT, AI and social media. As a result, the job title ‘database administrator’ seems to be giving way to ‘data administrator’, to cater for management of both structured (database) and unstructured (big data) data sets.

What database technologies are required for a database certification?

Relevant database technologies include SQL Server, MySQL, Oracle, IBM Db2, and MongoDB, among others. Now, this doesn’t mean you have to be certified in all of them, but a working knowledge of a few of them is required.

What is a DBA?

Short for database administrator, a DBA designs, implements, administers, and monitors data management systems and ensures design, consistency, quality, and security.

What is the preferred storage mode for most digital organizations?

And because of the sheer volume of data, as well as the ability to access AI/machine learning solutions to digest such data, the preferred data storage mode for most digital organizations is cloud based . Therefore, the modern DBA must become fully conversant with cloud architectures and technologies, including data lakes and big data solutions like Hadoop.

What is the role of database developer?

Develops and maintains procedures and documentation for databases. Contributes to the setting of standards for definition, security, and integrity of database objects and ensures conformance to these standards

What is the role of a developer in a company?

Acts creatively to develop applications and to select appropriate technical options. Accounts for others development activities. Optimizes application development, maintenance and performance by employing design patterns and by reusing proved solutions .

What is the role of a system administrator in ensuring the integrity of the system?

Ensures the integrity of the system by controlling the application of functional updates, software or hardware additions and maintenance activities. Complies with budget requirements.

What is the role of a database administrator?

A database administrator has numerous roles and responsibilities to perform, like managing, securing, and maintaining the database system. So, before we get into the role and responsibilities of DBA (Database Administrator), it's important to understand who a Data Administrator is. Take a look.

What is the role of a DBA in a database?

Once the database is implemented, they are required to monitor databases for performance issues. If a system component slows down processing, the DBA may need to change the software configuration or add more hardware capacity. There are numerous monitoring tools available, and understanding what they need to track to improve the system is part of the DBA's job.

Who is a Data Administrator?

A database administrator, or DBA, is someone who is in charge of making sure a database runs smoothly. As a challenging role that requires focus, logic, and an enthusiastic personality that can cope under pressure, the job necessitates a variety of skills. DBAs must work within an organization to monitor, repair, and develop databases.

What is a DBA in Oracle?

A DBA is frequently involved in the initial installation and configuration of a new Oracle , SQL Server, or other databases. The system administrator configures the database server's hardware and implements the operating system, after which the DBA installs and configures the database software. The DBA is in charge of ongoing maintenance, such as ...

How much does a database administrator make?

Graduate database administrators can expect to earn between $32,000 and $36,000 per year as a starting salary in the USA. In India, the starting salary for a graduate DBA is INR 3Laks per year.

Why is DBA important?

This is due to the fact that data flows are increasingly important in today's business environment, and the DBA's role is to ensure that data is distributed smoothly and efficiently. As a result, those who choose to take on the role of DBA will find it extremely rewarding.

What is the MCDBA?

This is the Microsoft Certified Database Administrator course that will set you up for a successful career in IT. Candidates are taught the skills they will need for their job to accomplish it in a systematic manner. This course is constantly updated to ensure you receive the most up-to-date information that you can apply in a real-time situation.

What is the role of a database administrator?

He is responsible for managing, securing and taking care of the database system. So before we start discussing the role and duties of DBA, we should understand who DBA is in actual and what is he meant for?

What is the duty of a DBA?

If any user needs help at any time then it is the duty of DBA to help him. Complete support is given to the users who are new to database by the DBA.

Why is database performance important?

Database performance plays an important role for any business. If user is not able to fetch data speedily then it may loss company business. So by tuning an modifying sql commands a DBA can improves the performance of database.

What does a DBA decide?

A database system has many kind of content information in it. DBA decides fields, types of fields, and range of values of the content in the database system. One can say that DBA decides the structure of database files.

What is a DBA?

Who Is A DBA (Database Administrator) A Database Administrator is a person or a group of person who are responsible for managing all the activities related to database system. This job requires a high level of expertise by a person or group of person. There are very rare chances that only a single person can manage all the database system ...

What is the role of DBA in a company?

Depending upon the cost, performance and efficiency of the hardware, it is DBA who have the duty of deciding which hardware devise will suit the company requirement. It is hardware that is an interface between end users and database so it needed to be of best quality. 2. Managing Data Integrity.

Why does a DBA put validation checks on data?

So he always puts validation checks on data to make it more accurate and consistence.

What is the job of a database administrator?

A database administrator’s (DBA) primary job is to ensure that data is available, protected from loss and corruption, and easily accessible as needed.

What does a DBA do when a new server is needed?

And if a new server is needed, the DBA handles the transfer of data from the existing system to the new platform.

What is a DBA backup?

Backup and Recovery: DBAs create backup and recovery plans and procedures based on industry best practices, then make sure that the necessary steps are followed. Backups cost time and money, so the DBA may have to persuade management to take necessary precautions to preserve data.

What is a DBA prepared for?

Different types of failures may require different recovery strategies, and the DBA must be prepared for any eventuality. Security: A DBA needs to know potential weaknesses of the database software and the company’s overall system and work to minimize risks.

What does storage mean in a DBA?

Storage refers to how much room the database takes up in server and backup space. Capacity refers to usage level.

Why is employee access important?

Setting up employee access is an important aspect of database security. DBAs control who has access and what type of access they are allowed. For instance, a user may have permission to see only certain pieces of information, or they may be denied the ability to make changes to the system.

What is a DBA monitoring?

Monitoring for performance issues is part of the on-going system maintenance a DBA performs. If some part of the system is slowing down processing, the DBA may need to make configuration changes to the software or add additional hardware capacity. Many types of monitoring tools are available, and part of the DBA’s job is to understand what they need to track to improve the system.