Database Management System (DBMS)

201. ___________ commands in SQL allow controlling access to data within database:

  1. Database
  2. Data
  3. Data control
  4. All of these

Correct answer: (C)
Data control

202. How many interfaces provided by oracle:

  1. 1
  2. 2
  3. 3
  4. 4

Correct answer: (D)
4

203. In which are interface provided by oracle:

  1. SQL *PLUS
  2. SQL*PLUS command line interface
  3. SQL Plus Worksheet(introduced in ORACLE8i)
  4. SQL *PLUS(introduced in ORACLE9i)
  5. All of these

Correct answer: (E)
All of these

204. SQL has how many main commands for DDL:

  1. 1
  2. 2
  3. 3
  4. 4

Correct answer: (C)
3

205. Which are main commands for DDL in SQL:

  1. CREATE
  2. ALTER
  3. DROP
  4. All of these

Correct answer: (D)
All of these

206. How many data types in oracle:

  1. 2
  2. 3
  3. 4
  4. 5

Correct answer: (A)
2

207. In which are the data types in oracle:

  1. ANSI standard data types
  2. Oracle defined data types
  3. Both
  4. None

Correct answer: (C)
Both

208. A ___________ is a query that retrieves rows from more than one table or view:

  1. Start
  2. End
  3. Join
  4. All of these

Correct answer: (C)
Join

209. A condition is referred to as ___________:

  1. Join in SQL
  2. Join condition
  3. Both
  4. None

Correct answer: (B)
Join condition

210. Which oracle is the join condition is specified using the WHERE clause:

  1. Oracle 9i
  2. Oracle 8i
  3. Pre-oracle 9i
  4. Pre-oracle 8i

Correct answer: (C)
Pre-oracle 9i

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