• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Introduction to SQL

Introduction to SQL
Which of the following group functions ignore NULL values?

All of these
SUM
MAX
COUNT

ANSWER DOWNLOAD EXAMIANS APP

Introduction to SQL
The FROM SQL clause is used to...

specify what table we are selecting or deleting data FROM
specify range for search condition
specify search condition
None of these

ANSWER DOWNLOAD EXAMIANS APP

Introduction to SQL
Which of the following join is also called as an 'inner-join'?

None of these
Non-Equijoin
Self-Join
Equijoin

ANSWER DOWNLOAD EXAMIANS APP

Introduction to SQL
Which of the following is valid SQL for an Index?

CHANGE INDEX ID;
CREATE INDEX ID;
ADD INDEX ID;
REMOVE INDEX ID;

ANSWER DOWNLOAD EXAMIANS APP

Introduction to SQL
Table Employee has 10 records. It has a non-NULL SALARY column which is also UNIQUE.The SQL statementSELECT COUNT(*) FROM Employee WHERE SALARY > ANY (SELECT SALARY FROM EMPLOYEE);prints

5
9
0
10

ANSWER DOWNLOAD EXAMIANS APP

Introduction to SQL
Which SQL statement is used to update data in a database?

UPDATE
SAVE AS
SAVE
MODIFY

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Introduction to SQL

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑