Question
Which Country has unveiled new B-21 Raider nuclear
stealth bomber recently?Solution
The US Air Force has unveiled its newest nuclear stealth bomber, the B-21. The first new bomber in 30 years could cost nearly $700m (£569m) each and can carry nuclear and conventional weapons. The first flight by a B-21 is expected to take place next year. It will eventually replace the B-1 and B-2 models and the fleet is estimated to cost $203bn (£165bn) to develop, buy and operate over 30 years. About US Capital: Washington, D.C.          President: Joe Biden        Currency: US Dollar
In a relational database, a foreign key is used to:
What does the term "normalization" refer to in the context of database design?
Which tier uses application server
Which of the following statements about ACID properties in a DBMS is incorrect?
A collection of Data organized in a manner that allows access, retrieval & use of the data
Which of the following is true about Information?
Which normal form deals with the issue of transitive dependencies?
 In database management, which SQL command is used to remove a table and all its data from a database?
Which of the following is used to speed up data retrieval in a relational database?
Which of the following storage devices is considered non-volatile?
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