DBMS-Relational Query Languages Questions and Answers

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Showing 10 of 45 questions
Q1
The DISTINCTkey words is illegal for MAX and MIN
  • A TRUE
  • B FALSE
Answer: Option B
Q2
Application written in SQL can be easily ported across systems.
  • A TRUE
  • B FALSE
Answer: Option A
Q3
Query-ByExample (QBE) is a two-dimentional domain calculus language.
  • A TRUE
  • B FALSE
Answer: Option A
Q4
Query-ByExample (QBE) is a two-dimentional domain calculus language.
  • A TRUE
  • B FALSE
Answer: Option A
Q5
QBE was originally developed by M.M. Zloof at IBM'S T.J. Waston Research Centre.
  • A TRUE
  • B FALSE
Answer: Option A
Q6
QBE represents a visual approach for accessing information in a database through the use of query template.
  • A TRUE
  • B FALSE
Answer: Option A
Q7
The QBE make-table action query is an action query as it perform an action on existing table or tables to create a new table.
  • A TRUE
  • B FALSE
Answer: Option A
Q8
QBE difers from SQL in that the user does not have to specify a structured query explicity.
  • A TRUE
  • B FALSE
Answer: Option A
Q9
In QBE, user does not have to remember the names of the attributes or relations, because they are displayed as part of the template.
  • A TRUE
  • B FALSE
Answer: Option A
Q10
The delete action query of QBE deletes one or more than one records from a table or more than one table.
  • A TRUE
  • B FALSE
Answer: Option A

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