SQL/SQL MCQ SET 14 Sample Test,Sample questions

  1. Home

Question: 
“Numeric Data” is used to store ____________

1.Whole numbers

2.Natural numbers

3.Rational numbers

4.Both Whole and Natural numbers

Question: 
For which type are illegal values converted to the appropriate ‘zero’ value?

1.Numeric

2.String

3.ENUM

4.TIME

Question: 
In a MyISAM table, if the maximum value of an AUTO_INCREMENT increment column is 12 and that row is deleted, the next value generated is _____________

1.12

2.13

3.1

4.14

Question: 
In MyISAM tables, when a table is emptied with the TRUNCATE TABLE, the counter begins at _____________

1.0

2.1

3.-1

4.arbitrary

Question: 
In oracle database variable length column is declared by ____________

1.Varchar

2.Varchar 3

3.Varchar2

4.None of the mentioned

Question: 
Is “Datetime” and “Timestamp” are same data type?

1.Yes

2.No

3.Depends

4.None of the mentioned

Question: 
Mysql support different character sets, which command is used to display all character sets?

1.SHOW CHARACTER SET;

2.SHOW;

3.CHARACTER SET;

4.None of the mentioned

Question: 
Suppose the last row has the AUTO_INCREMENT column value 32. Suppose a new row is added by setting AUTO_INCREMENT value equal to 100. The next row added will have value _____________

1.32

2.33

3.100

4.101

Question: 
The AUTO_INCREMENT sequences normally begin at __________

1.0

2.1

3.-1

4.2

Question: 
The datatype for single precision floating point number is ____________

1.FLOAT

2.DOUBLE

3.INT

4.BIGINT

Question: 
The datatype INT stores ___________

1.16 bit

2.32 bit

3.48 bit

4.64 bit

Question: 
The datatype SMALLINT stores ___________

1.16 bit

2.32 bit

3.48 bit

4.8 bit

Question: 
The maximum length of the varchar columns is ____________

1.Upto 65, 535 bytes

2.Upto 256 bytes

3.Upto 65, 567 bytes

4.None of the mentioned

Question: 
The maximum number of elements allowed in SET() is ___________

1.16

2.32

3.64

4.128

Question: 
The maximum size in bytes of a row in MySQL is __________

1.65534

2.65535

3.65536

4.65537

Question: 
The number of rows in the table is 10. Suppose all rows are deleted. The new row starts with sequence number ____________

1.11

2.1

3.100

4.101

Question: 
The REAL type is synonym for ___________

1.FLOAT

2.INT

3.DOUBLE

4.BIT

Question: 
The SQL mode to check for divide by zero error is ________________

1.STRICT_ALL_TABLES

2.ERROR_FOR_DIVISION_BY_ZERO

3.ERROR_DIVIDE_BY_ZERO

4.ERROR_WHEN_DIVIDE_BY_ZERO

Question: 
The storage size in bytes required for the MEDIUMINT datatype is ___________

1.1

2.2

3.3

4.4

Question: 
The storage size in bytes required for the MEDIUMINT datatype is ___________

1.1

2.2

3.3

4.variable

Question: 
The value of recently generated sequence number can be obtained by ____________

1.LAST_INSERT_ID()

2.LATEST_INSERT_ID()

3.INITIAL_INSERT_ID()

4.INSERT_ID()

Question: 
What is the command to see the warning messages?

1.DISPLAY WARNINGS

2.DISP WARNINGS

3.DISP WARNING

4.SHOW WARNINGS

Question: 
What is the default format for “Date” data type?

1.YYYY-MM-DD

2.MM-YYYY-DD

3.DD-MM-YYYY

4.None of the mentioned

Question: 
What is the default format for “Datetime” data type?

1.YYYY-MM-DD HH:MI:SS

2.MM-YYYY-DD HH:MI:SS

3.DD-YYYY-MM MI:HH:SS

4.None of the mentioned

Question: 
What is the default format for “Time” data type?

1.HHH:MI:SS

2.SS:MI:HHH

3.MI:SS:HHH

4.None of the mentioned

Question: 
What is the default format for “Timestamp” data type?

1.YYYY-MM-DD HH:MI:SS

2.MM-YYYY-DD HH:MI:SS

3.DD-YYYY-MM MI:HH:SS

4.None of the mentioned

Question: 
What is the default format for “Year” data type?

1.YYYY

2.YYYY-DD-MM

3.MM-YYYY-DD

4.None of the mentioned

Question: 
What will be the storage pattern for “float(4,2)” in Mysql?

1.Total of four digits, two to the left of decimal and two to the right of decimal

2.Total of six digits

3.Total of four digits, not distributed uniformly

4.None of the mentioned

Question: 
What will happen if the data being loaded into a text column exceeds the maximum size of that type?

1.Extra memory will be allocated

2.Process terminate

3.Data will be truncated

4.Depend on the system

Question: 
When no AUTO_INCREMENT value has been generated during the current connection, LAST_INSERT_ID() returns ____________

1.-1

2.0

3.1

4.2

Question: 
Which among the following are the correct representation of “float(4,2)”?

1.24.33

2.124.4

3.12.123

4.Both 24.33 and 124.4

Question: 
Which among the following have the maximum bytes?

1.Varchar

2.Char

3.Text type

4.Both Varchar and Char

Question: 
Which among the following is the correct representation of “float(1,1)”?

1.Total of 1 digit

2.Total of 2 digit

3.Total of 2 digit, one digit at right of the decimal, one digit at left of the decimal

4.None of the mentioned

Question: 
Which among the following is the correct representation of “float(5,0)”?

1.12345.123

2.12345.1

3.12345

4.123.123

Question: 
Which “text type” has the maximum number of bytes?

1.Tiny text

2.Text

3.Medium text

4.Long text

Question: 
Which column attribute provides unique numbers for identification?

1.AUTO_INCREMENT

2.UNSIGNED

3.IDENTIFY

4.DESCRIBE

Question: 
Which data and time datatype stores time value in ‘hh:mm:ss’ format?

1.DATE

2.TIME

3.DATETIME

4.TIMESTAMP

Question: 
Which data type is more suitable for storing “documents” in Mysql?

1.Varchar

2.Longtext

3.Mediumtext

4.Either Varchar or Longtext

Question: 
Which data type is more suitable for storing “small notes” in Mysql?

1.Char

2.Varchar

3.Mediumtext

4.Longtext

Question: 
Which data type is used to store data and time in Mysql?

1.Numeric data type

2.Text data type

3.Temporal data type

4.Char/Varchar

Question: 
Which datatype is used for a fixed length binary string?

1.VARCHAR

2.BINARY

3.VARBINARY

4.BLOB

Question: 
Which datatype means a variable length non binary string?

1.VARCHAR

2.BINARY

3.VARBINARY

4.BLOB

Question: 
Which keyword suppresses errors?

1.SUPPRESS

2.STOP

3.PREVENT

4.IGNORE

Question: 
Which mode is a shorthand for ‘both strict modes plus a bunch of other restrictions’?

1.STRICT_ALL_TABLES

2.STRICT_TRANS_TABLES

3.TRADITIONAL

4.ERROR_WHEN_DIVIDE_BY_ZERO

Question: 
Which mode is used to turn on strict mode and all of the additional restrictions?

1.STRICT_ALL_TABLES

2.ERROR_FOR_DIVISION_BY_ZERO

3.TRADITIONAL

4.ERROR_WHEN_DIVIDE_BY_ZERO

Question: 
Which mode prevents entry of the ‘zero’ date value in strict mode?

1.SUPPRESS

2.NO_ZERO_DATE

3.PREVENT

4.NO_ZERO_IN_DATE

Question: 
Which mode prevents MySQL to perform full checking of date parts?

1.ALLOW_DATES_INVALID

2.ALLOW_INVALID_DATES

3.PREVENT_DATE_CHECK

4.STOP_DATES_CHECK

Question: 
Which Numeric Data type has the largest range?

1.Mediumint

2.Smallint

3.Int

4.Tinyint

Question: 
Which one is the correct declaration for choosing the character set other than default?

1.Varchar(20) character set utf8;

2.Varchar(20);

3.Varchar(20) character set;

4.None of the mentioned

Question: 
Which spatial datatype is used to store a curve?

1.GEOMETRY

2.POINT

3.LINESTRING

4.POLYGON

Question: 
Which value will show an error when stored in float(4,2)?

1.12.11

2.13.1

3.1.12

4.123.44

Posted on by Online Exam TestTeam

More MCQS

  1. SQL MCQ SET 1
  2. SQL MCQ SET 2
  3. SQL MCQ SET 3
  4. SQL MCQ SET 4
  5. SQL MCQ SET 5
  6. SQL MCQ SET 6
  7. SQL MCQ SET 7
  8. SQL MCQ SET 8
  9. SQL MCQ SET 9
  10. SQL MCQ SET 10
  11. SQL MCQ SET 11
  12. SQL MCQ SET 12
  13. SQL MCQ SET 13
  14. SQL MCQ SET 14
  15. SQL MCQ SET 15
  16. SQL MCQ SET 16
  17. SQL MCQ SET 17
  18. SQL MCQ SET 18
  19. MCQ | SQL Basics
  20. MCQ | SQL Data Types
  21. SQL Server DBA Multiple Choice Questions
Search
Olete Team
Online Exam TestTop Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on Online Exam Testwebsite is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!