DBMS-DBMS CONCEPT Questions and Answers

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Q41
Recipient of ACM Turing Award in 1981 was:
  • A Bachman
  • B Codd
  • C james Gray
  • D None of them.
Answer: Option A
Q42
DSDL  is used to specify:
  • A internal schema
  • B external schema
  • C conceptual schema
  • D none of these
Answer: Option A
Q43
VDL is used to specify:
  • A internal schema
  • B external schema
  • C conceptual schema
  • D none of these.
Answer: Option B
Q44
The DML provides following functional access to the database:
  • A retrive data and/or records
  • B add(or insert) records
  • C delete records from database filesd
  • D all of these
Answer: Option D
Q45
4GL has the following components inbuilt in it;
  • A query languages
  • B report generators
  • C spreadsheets
  • D all of these
Answer: Option D
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