- Step 5: Rerun the procedures by passing different parameters and verify the results against expected values. Step 6: Finally, automate the tests using automation tool. What is a trigger? How do you verify if a trigger is fired or not? By querying...Link: https://smartbarprep.com/SmartBarPrep_CA_Frequency_Analysis.pdf
- Blackbox testers usually verify whether the data is available or not in the frontend by going through reports or some other screen where the data can be viewable. If there is no page in the front end to view the data, then there is an option to...Link: https://inquirer.com/health/coronavirus/trump-coronavirus-symptoms-recovery-time-20201002.html
- A view is a virtual table. It contains rows and columns similar to a real table. The fields in the view are fields from one or more real tables. Views do not contain data of their own. They are used to restrict access to the database or to hide data complexity. What are the advantages of Views? Some of the advantages of Views are Views occupy no space Views are used to simply retrieve the results of complicated queries that need to be executed often Views are used to restrict access to the database or to hide data complexity What is Normalization? Normalization is the process of table design to minimize the data redundancy. There are different types of Noramalization forms in SQL. First Normal Form.Link: https://quizlet.com/170293120/anatomy-chapter-4-practice-test-flash-cards/
- You will be able to access the exam paper at that time and will be asked to upload your answers to Moodle in a single document so much the same as for coursework submissions. A Word document template for your answers will be provided for download. The time allowed for the exam will be 3 hours i. Nevertheless, the expectation is that 2 hours should be plenty of time in which to answer the questions, since the exam will be out of only 60 marks, as it was in , rather than as in the years before that the marks will be scaled to be out of There will be four mark questions of which you have to answer three rather than five mark questions of which you had to answer four in the years before The additional hour is there to cater for any difficulties associated with downloading the exam paper or uploading answers. Because the exam will be open-book, there will be no straightforward bookwork-type questions where you could just look up the answer.Link: https://m.youtube.com/watch?v=Zq8_PG3dq7w
- The questions are mostly similar to the problem-solving questions asked on past papers, or if they do include material of a bookwork nature, ask you to explain your answer or provide an example to illustrate it. The paper used the same style of questions. Syllabus The syllabus this year was the same as that for the past three years, although I made a number of small changes to the material presented. The syllabus in was slightly different from that of the previous two years. I reduced the amount of material on normalisation, and left out the notion of a minimal cover, which is needed for the third normal form algorithm, completely.Link: https://testpreptraining.com/facility-management-professional-fmp
- In its place, I added new material on query processing. Past papers I include links to exam papers for the past 5 years below. Also included are links to the sample solutions. I encourage you to work out your own solutions before looking at the sample ones.Link: https://manaresults.co.in/download.php?subcode=MB164B
- Edgar F. Codd proposed the relational model in A database language may also incorporate features like: DBMS-specific Configuration and management of storage engine Computations to modification of query results by computations, like summing, counting, averaging, grouping, sorting and cross-referencing Constraint enforcement Application Programming Interface 7 What do database languages do? As special-purpose languages, they have: Data definition language Query language 8 Define database model. A data model determining fundamentally how data can be stored, manipulated and organised and the structure of the database logically is called database model.Link: https://cdc.gov/niosh/docs/2007-131/pdfs/2007-131.pdf
- The various relationships of database are: One-to-one: Single table having drawn relationship with another table having similar kind of columns. One-to-many: Two tables having primary and foreign key relation. Many-to-many: Junction table having many tables related to many tables. Organized data void of inconsistent dependency and redundancy within a database is called normalization. Advantages of normalizing database are: No duplicate entries Boasts the query performances. Boosting up database performance, adding of redundant data which in turn helps rid of complex data is called denormalization. Manipulating data in a database such as inserting, updating, deleting is defined as Data Manipulation Language. It destroys an existing database, index, table or view.Link: https://caredash.com/doctors/mark-major-hgy25
- Its syntax is: DROP objecttype objectname. Full recordings of two tables is Union All operator. A distinct recording of two tables is Union. A database object which helps in manipulating data row by row representing a result set is called cursor. They are: Dynamic: it reflects changes while scrolling. Static: doesn't reflect changes while scrolling and works on recording of snapshot. Keyset: data modification without reflection of new data is seen.Link: https://glassdoor.com/Interview/Halifax-Health-Medical-Center-Interview-Questions-E121777_P2.htm
- They types of cursor are: Implicit cursor: Declared automatically as soon as the execution of SQL takes place without the awareness of the user. A query contained by a query is called Sub-query. Group-clause uses aggregate values to be derived by collecting similar data. Functions which operate against a collection of values and returning single value is called aggregate functions 24 Define Scalar functions. Scalar function is depended on the argument given and returns sole value. Restrictions that are applied are: Only the current database can have views. You are not liable to change any computed value in any particular view. Full-text index definitions cannot be applied. Temporary views cannot be created. Temporary tables cannot contain views. A 'correlated subquery' is a sort of sub query but correlated subquery is reliant on another query for a value that is returned. In case of execution, the sub query is executed first and then the correlated query.Link: https://lgswitch.en.made-in-china.com/product/cvlxKSwGZQRX/China-Alternative-Klixon-17am-Thermal-Protector-Temperature-Fuse-for-Motor.html
- Storage and access of data from the central location in order to take some strategic decision is called Data Warehousing. Enterprise management is used for managing the information whose framework is known as Data Warehousing. Joins help in explaining the relation between different tables. They also enable you to select data with relation to data in another table. Blank rows are left at the specified side by joining tables in other side. Indexes help in improving the speed as well as the query performance of database. The procedure of boosting the collection of indexes is named as Index hunting. Index hunting helps in improving the speed as well as the query performance of database. The followed measures are achieved to do that: The query optimizer is used to coordinate the study of queries with the workload and the best use of queries suggested based on this. Index, query distribution along with their performance is observed to check the effect. Tuning databases to a small collection of problem queries is also recommended.Link: https://ccs.neu.edu/~pete/courses/Logic-and-Computation/2013-Spring/exam3.pdf
- The disadvantages of query are: No indexes Stored procedures are excessively compiled. Complicated joins making up inadequately written query. Cursors and temporary tables showcase a bad presentation. Ways to efficiently code transactions: User input should not be allowed while transactions. While browsing, transactions must not be opened of data.Link: https://tradehuntmgmt.in/cdcs-citf-test/
- Transactions must be kept as small as possible. Lower transaction segregation levels. Least information of data must be accessed while transacting. Executive plan can be defined as: SQL Server caches collected procedure or the plan of query execution and used thereafter by subsequent calls. An important feature in relation to performance enhancement. Data execution plan can be viewed textually or graphically. A data structure in the form of tree which stores sorted data and searches, insertions, sequential access and deletions are allowed in logarithmic time. Iterating over all the table rows is called Table Scan while iterating over all the index items is defined as Index Scan. Fill Factor can be defined as being that value which defines the percentage of left space on every leaf-level page that is to be packed with data. Fragmentation can be defined as a database feature of server that promotes control on data which is stored at table level by the user.Link: https://engproguides.com/pressure-enthalpy-diagram.html
- Nested loop loop over loop An outer loop within an inner loop is formed consisting of fewer entries and then for individual entry, inner loop is individually processed. Select col1.Link: https://amboss.com/us/knowledge/Hemolytic_uremic_syndrome
- Edgar F. Codd proposed the relational model in A database language may also incorporate features like: DBMS-specific Configuration and management of storage engine Computations to modification of query results by computations, like summing, counting, averaging, grouping, sorting and cross-referencing Constraint enforcement Application Programming Interface 7 What do database languages do? As special-purpose languages, they have: Data definition language Query language 8 Define database model. A data model determining fundamentally how data can be stored, manipulated and organised and the structure of the database logically is called database model. The various relationships of database are: One-to-one: Single table having drawn relationship with another table having similar kind of columns. One-to-many: Two tables having primary and foreign key relation. Many-to-many: Junction table having many tables related to many tables.Link: https://weegy.com/?ConversationId=S56UQO4Z&Link=i&ModeType=1
- Organized data void of inconsistent dependency and redundancy within a database is called normalization. Advantages of normalizing database are: No duplicate entries Boasts the query performances. Boosting up database performance, adding of redundant data which in turn helps rid of complex data is called denormalization. Manipulating data in a database such as inserting, updating, deleting is defined as Data Manipulation Language. It destroys an existing database, index, table or view. Its syntax is: DROP objecttype objectname. Full recordings of two tables is Union All operator. A distinct recording of two tables is Union. A database object which helps in manipulating data row by row representing a result set is called cursor. They are: Dynamic: it reflects changes while scrolling. Static: doesn't reflect changes while scrolling and works on recording of snapshot.Link: https://globalfti.com/myacca-exam-revision/
- Keyset: data modification without reflection of new data is seen. They types of cursor are: Implicit cursor: Declared automatically as soon as the execution of SQL takes place without the awareness of the user. A query contained by a query is called Sub-query. Group-clause uses aggregate values to be derived by collecting similar data. Functions which operate against a collection of values and returning single value is called aggregate functions 24 Define Scalar functions. Scalar function is depended on the argument given and returns sole value.Link: https://texags.com/forums/12/topics/233118/2
- Restrictions that are applied are: Only the current database can have views. You are not liable to change any computed value in any particular view. Full-text index definitions cannot be applied. Temporary views cannot be created. Temporary tables cannot contain views. A 'correlated subquery' is a sort of sub query but correlated subquery is reliant on another query for a value that is returned. In case of execution, the sub query is executed first and then the correlated query. Storage and access of data from the central location in order to take some strategic decision is called Data Warehousing. Enterprise management is used for managing the information whose framework is known as Data Warehousing. Joins help in explaining the relation between different tables. They also enable you to select data with relation to data in another table.Link: https://youtube.com/watch?v=oLOzC8B-jXU
- Blank rows are left at the specified side by joining tables in other side. Indexes help in improving the speed as well as the query performance of database. The procedure of boosting the collection of indexes is named as Index hunting. Index hunting helps in improving the speed as well as the query performance of database. The followed measures are achieved to do that: The query optimizer is used to coordinate the study of queries with the workload and the best use of queries suggested based on this. Index, query distribution along with their performance is observed to check the effect. Tuning databases to a small collection of problem queries is also recommended. The disadvantages of query are: No indexes Stored procedures are excessively compiled. Complicated joins making up inadequately written query. Cursors and temporary tables showcase a bad presentation. Ways to efficiently code transactions: User input should not be allowed while transactions.Link: https://mohawkglobal.com/trade-talk/ftz-savings-calculator-updated/
- While browsing, transactions must not be opened of data. Transactions must be kept as small as possible. Lower transaction segregation levels. Least information of data must be accessed while transacting. Executive plan can be defined as: SQL Server caches collected procedure or the plan of query execution and used thereafter by subsequent calls. An important feature in relation to performance enhancement. Data execution plan can be viewed textually or graphically. A data structure in the form of tree which stores sorted data and searches, insertions, sequential access and deletions are allowed in logarithmic time.Link: https://allconnect.com/blog/difference-between-download-upload-internet-speeds
- Iterating over all the table rows is called Table Scan while iterating over all the index items is defined as Index Scan. Fill Factor can be defined as being that value which defines the percentage of left space on every leaf-level page that is to be packed with data. Fragmentation can be defined as a database feature of server that promotes control on data which is stored at table level by the user. Nested loop loop over loop An outer loop within an inner loop is formed consisting of fewer entries and then for individual entry, inner loop is individually processed.Link: https://examtopics.com/exams/dell/e20-893/view/14/
- It is a desktop database management system DBMS which was first released in MS Access provides a great database development tool through simple user-friendly graphical user interface. It has many advantages over MS Excel or other spreadsheet applications. Access is relatively simple application to create databases for personal use or for use of a small group. It can also be used in client-server mode through front-end applications. Earlier, the extension of a MS Access file was. The default file format has changed from. MS Access serves the purpose of a Database Management System, and it helps us to store data for producing information for creating great report and data analysis form a large volume of data. We can also import or link data from other data sources into MS Access database. MS Access databases can be uploaded in web servers to create database driven web applications. Database MCQ Question with Answer Here you will find a list of common important questions on microsoft access ms access in MCQ quiz style with answer for competitive exams and interviews.Link: http://site.iugaza.edu.ps/wmshbair/files/FinalExamC.pdf
Saturday, December 11, 2021
Database Exam Questions And Answers
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