Home
Earn $100 Online Daily. Work From Home. Click Here

What is the correct answer?

4

Which two files are used during operation of the DBMS?

A. Query languages and utilities

B. DML and query language

C. Data dictionary and transaction log

D. Data dictionary and query language

Share this question with your friends
Correct Answer :

C. Data dictionary and transaction log


Related Questions

The drawback of shadow paging technique are The rule that a value of a foreign key must appear as a value of some… ______is a special type of integrity constraint that relates two relations… Which of the following relational algebraic operations is not from set… If both the functional dependencies : Xï®Y and Yï®X hold for two attributes… In a relational schema, each tuple is divided into fields called Which of the following is not a consequence of concurrent operations? Data items grouped together for storage purposes are called a Isolation of the transactions is ensured by If two relations R and S are joined, then the non matching tuples of both… The common column is eliminated in Shadow paging has The ______ language consists of SQL statements for operating on the data… Which of the following is true for network structure? Key to represent relationship between tables is called The default level of consistency in SQL is Union operator is a : A _____ is used to define overall design of the database The normal form that is not necessarily dependency preserving is In an E-R, Y is the dominant entity and X is a subordinate entity. Then… Given the following relation S(SNO,SNAME,CITY) write a query to update… In SQL the statement select * from R, S is equivalent to In an ER model,_____ is described in the database by storing its data. Assume transaction A holds a shared lock R. If transaction B also requests… What is data integrity? The clause alter table in SQL can be used to Which one is true statement : The metadata is created by the A list consists of last names, first names, addresses and pin codes. If… Immediate database modification technique uses

Also checkout

Metallurgical Operations MCQ True Discount MCQ Refrigeration & Air-Conditioning MCQ Urology Basic Science MCQ Genetics MCQ Concrete Technology and Design MCQ Indian History MCQ Solution MCQ Phylum - Echinodermata MCQ Workshop Technology MCQ Units, Dimensions and Errors MCQ Excretory System MCQ