DBMS-Relational Algebra and Calculus Questions and Answers

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Showing 10 of 81 questions
Q51
The first commercial REBMS was IBM'S DB2
  • A TRUE
  • B FALSE
Answer: Option B
Q52
SEQUEL and SQL are the same.
  • A TRUE
  • B FALSE
Answer: Option A
Q53
SQL is a relational query language.
  • A TRUE
  • B FALSE
Answer: Option A
Q54
SQL is essentially not a free-format language.
  • A TRUE
  • B FALSE
Answer: Option B
Q55
SQL statement can be invoked either interactively in a terminal session but cannot be embedded in application programs.
  • A TRUE
  • B FALSE
Answer: Option B
Q56
In SQL statements can be invoked either interactively in a terminal session but cannot be embedded in programming languages
  • A TRUE
  • B FALSE
Answer: Option A
Q57
In SQL statements can be invoked either interactively in a terminal session but cannot be embedded in programming languages
  • A TRUE
  • B FALSE
Answer: Option A
Q58
In SQL statements can be invoked either interactively in a terminal session but cannot be embedded in programming languages
  • A TRUE
  • B FALSE
Answer: Option A
Q59
HAVING clause is equivalent of WHERE clause and is used to specify the search criteria or search condition when GROUP BY clause is specified.
  • A TRUE
  • B FALSE
Answer: Option A
Q60
HAVING clause is used to eliminate group s just as WHERE is used to eliminate rows.
  • A TRUE
  • B FALSE
Answer: Option A

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