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Question 1

Examine this statement which executes successfully:

CREATE TABLE 'fshop' ('product' JSON DEFAULT NULL ) ENGINE=InnoDB;

Now, examine a json value contained in the table:

{"name" : "orange", "varieties" : [{"VarietyName":"Clementine", "Origin" : ["PA", "BU"] }, {"VarietyName": "tangerine", "Origin" : ["CH","JP"]>]>

Which will cause documents to be indexed over the 'name' key?

AALTER TABLE fshop ADD COLUMN name VARCHAR(20) AS (product-
>* S .varieties. VarietyName ' ) VIRTUAL, ADD KEY idx_name (name.) ;

BALTER TABLE fshop ADD COLUMN name VARCHAR(100) AS (product->' S - varieties' ) VIRTUAL, ADD KEY idx_name (name) ;

CALTER TABLE fshop ADD COLUMN name VARCHAR(20) AS (product->' S - name' ) VIRTUAL, ADD KEY idx_name (name) ;

DALTER TABLE fshop ADD COLUMN name VARCHAR(20), ADD KEY idx_name (name) ;

EALTER TABLE fshop ADD name VARCHAR(20) AS (JSON_ONQUOTE (product->'S.varieties.VarietyName')), ADD INDEX (name);

Correct : B

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AALTER TABLE fshop ADD COLUMN name VARCHAR(20) AS (product-
>* S .varieties. VarietyName ' ) VIRTUAL, ADD KEY idx_name (name.) ;

BALTER TABLE fshop ADD COLUMN name VARCHAR(100) AS (product->' S - varieties' ) VIRTUAL, ADD KEY idx_name (name) ;

CALTER TABLE fshop ADD COLUMN name VARCHAR(20) AS (product->' S - name' ) VIRTUAL, ADD KEY idx_name (name) ;

DALTER TABLE fshop ADD COLUMN name VARCHAR(20), ADD KEY idx_name (name) ;

EALTER TABLE fshop ADD name VARCHAR(20) AS (JSON_ONQUOTE (product->'S.varieties.VarietyName')), ADD INDEX (name);

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Question 2

Examine this statement:

AInserting COMMIT; SET @m :=: before line 4

Buser who creates the procedure needing the create and execute privileges

Cuser who creates the procedure needing the create routine privilege

Dinserting USE <database >; before line 3

EInserting DEFINER 'username '@' localhost' clause into the CREATE PROCEDURE statement

Correct : E

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AInserting COMMIT; SET @m :=: before line 4

Buser who creates the procedure needing the create and execute privileges

Cuser who creates the procedure needing the create routine privilege

Dinserting USE <database >; before line 3

EInserting DEFINER 'username '@' localhost' clause into the CREATE PROCEDURE statement

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Question 3

Which two are true about MySQL connectors?

AConnectors must be installed on both the client and server hosts.

BConnector/J is based on Connector/C.

CConnector/ODBC is available on Unix, Windows, and MacOS X.

DConnector/NET runs on the Windows platform only.

EConnector/Python is released in precompiled binary and source code.

Correct : A, B

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AConnectors must be installed on both the client and server hosts.

BConnector/J is based on Connector/C.

CConnector/ODBC is available on Unix, Windows, and MacOS X.

DConnector/NET runs on the Windows platform only.

EConnector/Python is released in precompiled binary and source code.

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Question 4

You must enforce data integrity for data Inserted in a JSON column.

Which statement successfully creates a constraint in a 3SON column?

ACREATE TABLE fshop (product JSON CHECK (JSON_VALID(product) ) ) ;

BCREATE TABLE fshop ( product JSON, f INT' GENERATED ALWAYS AS (product->'S - id') ) ;

CCREATE TABLE fshop (id INT NOT NULL AUTOINCREMENT, product JSON, PRIMARY KEY (id)) ENGINE=InnoDB;

DCREATE TABLE fshop (id INT NOT NULL AUTO_ INCREMENT, product JSON, CHECK (id>0) ) ENGXNE=InnoDB;

Correct : C

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ACREATE TABLE fshop (product JSON CHECK (JSON_VALID(product) ) ) ;

BCREATE TABLE fshop ( product JSON, f INT' GENERATED ALWAYS AS (product->'S - id') ) ;

CCREATE TABLE fshop (id INT NOT NULL AUTOINCREMENT, product JSON, PRIMARY KEY (id)) ENGINE=InnoDB;

DCREATE TABLE fshop (id INT NOT NULL AUTO_ INCREMENT, product JSON, CHECK (id>0) ) ENGXNE=InnoDB;

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Question 5

Which two differences exist between the timestamp and date time data types?

Atimestamp has larger range of values.

Btimestamp uses less storage space.

Ctimestamp stores more decimal points in seconds

Dtimestamp converts the value based on the session time zone.

Etimestamp stores the interval between two dates.

Correct : B, D

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Atimestamp has larger range of values.

Btimestamp uses less storage space.

Ctimestamp stores more decimal points in seconds

Dtimestamp converts the value based on the session time zone.

Etimestamp stores the interval between two dates.

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Total 65 questions

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