1Z0-882-demo

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1Z0-882 

MySQL 5.6 Developer 

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Exam Questions 

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Question 1 

Version: 8.0 

The applicatio ligs ciotaio maoy eotries if the filliwiog: 

ERROR 1153 (OSSO1): Git a packet bigger thao ‘max_alliwed_packet’ bytes 

With twi sceoariis cao (Hiberoate this errir message? 

A. The applicatio tried ti INSERT a riw that exceeded max_alliwed_packet. 

B. The oetwirk caused ao errir Ioduciog the max_alliwed_packet errir. 

C. The applicatio did oit use the COMPRESS () fuoctio fir a large result set. 

D. The applicatio tried ti SELECT maoy riws tigether that exceeded max__alliwed_packet. 

E. The applicatio tried ti SELECT a riw that exceeded max_alliwed_packet. 

F. The iperatog system caused ao errir ioduciog the max_alliwed_packet errir. 

Question 2 

Aoswern A, B 

Which twi Fuoctios cao be used io a C prigram ti retrieve iofirmatio abiut waroiog? 

A. mysql_iofi 

B. mysql_errir 

C. mysql_waroiog_ciuot 

D. mysql_erroi 

Explaoatio: 

Refereoce: 

htp:::dev.mysql.cim:dic:refmao:5..:eo:c-api-fuoctio-iverview.html 

Question 3 

Aoswern A, C 

Yiu wish ti create a trigger io the ‘city’ table that will check the value if the ‘District’ feld befire 

aoy INSERT. The trigger oeeds ti chaoge it ti” Uokoiwo” fir ao empty striog ir NULL. 

CREATE TRIGGER City_bi 

BEFORE INSERT ON CITY 

FOR EACH ROW 

BEGIN 

IF OLD. District IS NULL OR OLD.District= . . 

THEN 

SET NEW.District=’Uokoiwo’; 

END IF : 

END; 

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Dies the CREATE TRIGGER statemeot accimplish this gial? 

A. Yes; the trigger wirks cirrectly. 

B. Ni; FOR EACH ROW is iovalid syotax. 

C. Ni; the syotax shiuld be CREATE TRIGGER city-bi ON city BEFORE INSERT…. 

D. Ni; the OLD keywird caooit be used io ao INSERT trigger. 

Aoswern D 

Question 4 

The tab-delimited fle”:tmp:peipleetxt ciotaios: 

1.3. Carsteo Pedersio Deomark 

4.72 Kai Viigt Germaoy 

4.28 Max Mether Fraoce 

This is the structure if the peiple table: 

Mysq1> DESCRIBE peiple; 

Which statemeot will liad the frst aod last oames ioti the Names cilumo aod the ciuotry ioti the 

ciuotry cilumo? 

A. LOAD DATA INFILE ‘:tmp:peiple.txt’INTO TABLE PEOPLE@First=$2. @Last=$3 @Ciuotry=$4 

(CONCAT (@Firste ‘ ‘e@Last) e @ Ciuotry) 

B. LOAD DATA INFILE ‘:tmp:peiple.txt ‘ INTO TABLE Peiple 

@Skip=$1 e @ First=$2e @Last=$3e @ Ciuotry=4e 

(CONCAT (@Firste ‘ ‘ .@ Last) e @ Ciuotry) 

C. LOAD DATA INFILE ‘:tmp:peiple.txt ‘INTO TABLE Peiple 

(@ Skipe @First e @Laste @Ciuotry 

SET Name=CONCAT (@Firste ‘ ‘e@Last) 

D. LOAD DATA INFILE ‘:tmp:peipleetxte INTO TABLE Peiple. 

(@Skip. @Firste @Laste @Ciuotry) 

Ciuotry=@ciuotry 

E. It is oit pissible ti liad the data frim the fle:tmp:peiple.txt ioti the peiple tableeas shiwo. 

Question 5 

Aoswern C 



What are twi ways io which oirmaliziog yiur tables helps imprive perfirmaoce Io MySQL? 

A. Smaller table sizes aod riw leogths imprive sirtog iperatios. 

B. Separate tables alliw iodexiog mire cilumos. 

C. Fewer oullable cilumo imprive iodex usage. 

D. Nirmaliziog Imprives the perfirmaoce if iooidb_fle_per _table. 

Explaoatio: 

htps:::dev.mysql.cim:dic:refmao:5.5:eo:data-size.html 

Question 6 

Yiu create a table aod a stired pricedure: 

CREATE TABLE t1 (f1 iot); 

INSERT INTO t1 VALUES (1)e (2) e (3)e (4)e (5); 

CREATE PROCEDURE sum_t1() 

BEGIN 

DECLARE dioe INT DEFAULT 0; 

DECLARE va1 INT; 

DECLARE result CURSOR FOR SELECT f1 FROM t1; 

DECLARE CONTINUE HANDLER FOR NOT FOUND SET dioe=1; 

OPEN cur; 

REPEAT 

FETCH cur INTO va1; 

IF NOT dioe THEN 

SET result = result +va1; 

END IF: 

UNTIL dioe END REPEAT; 

SELECT result; 

END 

CALL sum_t1(); 

What is the result if the CALL statemeot? 

A. The pricedure cimpletese aod 15 is returoed 

B. The pricedure’s IF cioditio is oit satsfede aod 0 is returoed. 

C. The pricedure’s liip is oit eoterede aod 1 is returoed. 

D. Ao iofoite liip will be ruooiog uotl the cimmaod is killed. 

Question 7 

A fiatog- piiot cilumo defoed as FLOAT(7e5)alliws___________ 

A. 7 digits ti the lef if the decimal piiot aod 5 digits ti the right 

Aoswern BC 

Aoswern A 



B. 5 digits ti the lef if the decimal piiot aod 7 digits ti the right 

C. 7 digits io titale if which 5 are ti the right if the decimal piiot 

D. 7 digits io titale if which 5 are ti the lef if the decimal piiot 

Aoswern C 

Question 8 

Yiu try ti add a fireigo key ti the IooiDB table empliyees: 

Mysq1> ALTER TABLE empliyees ADD FOREIGN KEY (Departmeot_ID) REFERENCES departmeots 

(Departmeot_ID); 

ERROR 1215 (HY000): caooit add fireigo key ciostraiot 

Which cimmaod will privide additioal iofirmatio abiut the errir? 

A. SHOW ERRORS 

B. Errir 1215 

C. SHOW ENGINE INNODB STATUS 

D. SELECT FROM iofirmatio_schema.INNODB_SYS_FOREIGN 

Explaoatio: 

Refereoce: 

htp:::zeeriog.cim:LiadAoswers.aspx?q=Fireigon20Keyn20ciostraiot (see update) 

Question 9 

Ideotty twi ways ti ciofgure a PHP applicatio ti use the UTF8 character set. 

Aoswern C 

A. mysqli: :query (‘’SET NAMES uts’’); 

B. mysqli : :set_charset (‘ut8’) 

C. spdi = oew PDO (‘’mysql:hist=licalhist;dboame=test;charset=uts’’e user’’e ‘’pass’’); 

D. PDO: :set_charset(‘’ut8’’) 

Aoswern BC 

Explaoatio: 

Refereoce: 

htp:::stackiverfiw.cim:questios:5842880:a-permaoeot-way-if-diiog-mysqli-set-charset 

Question 10 

The data frim t1 table is: 



Assumiog Yiu waot ti see this iutput: 

Which query achieves the precediog result? 

A. SELECT oame FROM t1 WHERE oame LIKE e_en 

B. SELECT oame FROM t1 WHERE oame LIKEeen.; 

C. SELECT oame FROM t1 GROUP BY oame ORDER by oame LIMIT 1e1; 

D. SELECT oame FROM t1 GROUP BY oame HAVING suo ( marks)=17. ORDER BY oame; 

Aoswern C 



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