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Multiple Choice Questions - SQL Where with Wildcards

Multiple Choice Questions - SQL Where with Wildcards


1.
Persons table:
LastName FirstName
aaa_L aaa_F
bbb_L bbb_F
ccc_L ccc_F
ddd_L ddd_F
eee_L eee_F
aaa_L aaa_F
xxxL NULL
xxxl NULL
ML NULL 

Select * from Persons
Where LastName like '_L';
What will be the result of above query:

A)
LastName FirstName
ML NULL

B)
LastName FirstName
aaa_L aaa_F
bbb_L bbb_F
ccc_L ccc_F
ddd_L ddd_F
eee_L eee_F
aaa_L aaa_F
xxxL NULL
ML NULL

C)
LastName FirstName
aaa_L aaa_F
bbb_L bbb_F
ccc_L ccc_F
ddd_L ddd_F
eee_L eee_F
aaa_L aaa_F

D) None of above

2.
Persons table:
LastName FirstName
aaa_L aaa_F
bbb_L bbb_F
ccc_L ccc_F
ddd_L ddd_F
eee_L eee_F
NULL aaa_f
aaa_L aaa_F
xxxL NULL
xxxl NULL
ML NULL

What will be the result of the below query: 
Select * from Persons
Where FirstName like '[_]f';
A)
LastName FirstName
aaa_L aaa_F
bbb_L bbb_F
ccc_L ccc_F
ddd_L ddd_F
eee_L eee_F
NULL aaa_f
aaa_L aaa_F

B)
LastName FirstName
NULL aaa_f

C)
LastName FirstName
aaa_L aaa_F
bbb_L bbb_F
ccc_L ccc_F
ddd_L ddd_F
eee_L eee_F
NULL aaa_f
aaa_L aaa_F
xxxL NULL
xxxl NULL
ML NULL

D)
LastName FirstName


3.
Persons table:
LastName FirstName
aaa_L aaa_F
bbb_L bbb_F
ccc_L ccc_F
ddd_L ddd_F
eee_L eee_F
NULL aaa_f
aaa_L aaa_F
xxxL NULL
xxxl NULL
ML NULL

What is the result of below query: 
Select * from Persons
Where LastName like '%_L';
A)
LastName FirstName
aaa_L aaa_F
bbb_L bbb_F
ccc_L ccc_F
ddd_L ddd_F
eee_L eee_F
aaa_L aaa_F
NULL aaa_f
xxxL NULL
xxxl NULL
ML NULL

B)
LastName FirstName
aaa_L aaa_F
bbb_L bbb_F
ccc_L ccc_F
ddd_L ddd_F
eee_L eee_F
aaa_L aaa_F

C)
LastName FirstName
aaa_L aaa_F
bbb_L bbb_F
ccc_L ccc_F
ddd_L ddd_F
eee_L eee_F
aaa_L aaa_F
xxxL NULL
xxxl NULL
ML NULL

D) None of above

4.
My_date table:
Birthdate
2015-01-21
2015-01-22
2015-01-23
2015-01-24
2015-01-25
2015-01-26
NULL
2015-01-19 

Select * from My_date
Where Birthdate like '2015[-]01[.-]%';
Tell the result of above query:
A)
Birthdate
2015-01-21
2015-01-22
2015-01-23
2015-01-24
2015-01-25
2015-01-26
2015-01-19

B) NULL
C)
Birthdate

D)
Birthdate
2015-01-21
2015-01-22
2015-01-23
2015-01-24
2015-01-25
2015-01-26
NULL
2015-01-19


5.
High_Scorers table:
StudentID Name Total_Student_Marks
S001 Kartik 98
S002 Sunny 83
S003 Jimmy 75
S004 Chotu 71
S0012 Sunil 99
S00 A Be 100

What will be the result of below query: 
Select * from High_Scorers
WHERE LEFT(StudentID, 3) IN ('S00')
A)
StudentID Name Total_Student_Marks
S001 Kartik 98
S002 Sunny 83
S003 Jimmy 75
S004 Chotu 71
S0012 Sunil 99
S00 A Be 100

B)
StudentID
S001
S002
S003
S004
S0012
S00

C)
StudentID Name Total_Student_Marks
S001 Kartik 98
S002 Sunny 83
S003 Jimmy 75
S004 Chotu 71
S00 A Be 100

D) None of above

6.
Consumer table:
Cust_ID Name City IndustryType
4 Chocolate pleasant J
6 Pastry Oaktown J
7 Samosa Jackson B
9 Orange Jackson B

What is the result of below query: 
Select * from Consumer
Where City like '%%Jackson';
A)
Cust_ID Name City IndustryType
7 Samosa Jackson B
9 Orange Jackson B

B) It will throw an error.
C)
Cust_ID Name City IndustryType
4 Chocolate pleasant J
6 Pastry Oaktown J
7 Samosa Jackson B
9 Orange Jackson B

D)
Cust_ID City IndustryType
4 pleasant J
6 Oaktown J
7 Jackson B
9 Jackson B


7.
Geography table:
Region_Name Store_Name
East Boston
East New York
West Los Angeles
West San Diego

Select the result of the below query: 
Select * from Geography
Where store_name LIKE '%' + ' ' + '%';
A)
No concatenation is allowed with LIKE, so it will throw an error.
B)
Region_Name Store_Name
East Boston
East New York
West Los Angeles
West San Diego

C)
Store_Name
Boston
New York
Los Angeles
San Diego

D)
Region_Name Store_Name
East New York
West Los Angeles
West San Diego

8.
C table:
FirstName
abcde
abcdefg
abcef
abcdefgh
bcdef
cdef
[abcdef] 

Select * from C
Where firstname LIKE '[abc[def][e][f]%';
Result of the above query will be:
A)
FirstName

B)
FirstName
abcde
abcdefg
abcef
abcdefgh
bcdef
cdef
[abcdef]

C)
FirstName
[abcdef]

D) None of above

9.
C table:
FirstName
abcde
abcdefg
abcef
abcdefgh
bcdef
cdef
[abcdef]

Choose the result of the below query: 
Select * from C
Where firstname LIKE '[[]a%]';
A)
FirstName
abcdefgh
[abcdef]

B)
FirstName
abcde
abcdefg
abcef
abcdefgh
bcdef
cdef
[abcdef]

C)
FirstName
[abcdef]

D) It will throw an error

10.
C table:
FirstName
abcde
abcdefg
abcef
abcdefgh
bcdef
cdef
[abcdef]
[ab\cdef]
[ab\

Result required is:
FirstName
[ab\

Which of the queries will find the above result:

A) 
Select * from C 
Where FirstName like '[ab_';
B) 
Select * from C 
Where FirstName like '%ab_';
C) 
Select * from C 
Where FirstName like '[[]ab_';
D) 
Select * from C 
Where FirstName like '[ab\' ESCAPE'[';

Answers