Tag: databases

Questions Related to databases

  1. select ' ' ' || 'TCS' || ' ' ' from dual

  2. select ' ' 'TCS' ' ' from dual

  3. select 'TCS' from dual

  4. select "TCS" from dual


Correct Option: B
  1. v$lock

  2. v$user_objects

  3. v$locked_object

  4. v$session


Correct Option: C
  1. 4K to 8K

  2. 4K to 10K

  3. 5K to 10K

  4. 5K to 15K


Correct Option: A