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READ Free Dumps For Oracle- 1z1-051





Question ID 4840

Evaluate the following SQL statement:
SQL> SELECT cust_id. cust_last_name FROM customers
 
WHERE cust_credit_limit IN
(select cust_credit_limit
FROM customers
WHERE cust_city='Singapore'):
Which statement is true regarding the above query if one of the values generated by the
sub query is NULL
 

Option A

A. It produces an error.
 

Option B

B.    It executes but returns no rows.
 

Option C

C.    It generates output for NULL as well as the other values produced by the sub query.
 

Option D

D. It ignores the NULL value and generates output for the other values produced by the sub query.
 

Correct Answer C
Explanation


Question ID 4841

View the Exhibit and examine the structure of the PRODUCTS table. You need to generate a
report in the following format:
CATEGORIES
5MP Digital Photo Camera's category is Photo
Y Box's category is Electronics
Envoy Ambassador's category is Hardware
Which two queries would give the required output? (Choose two.)
 
 

Option A

A.    SELECT prod_name || q'"s categoiy is' "| prod_categoiy CATEGORIES FROM products:
 

Option B

B.    SELECT prodrome | q'['s ]'category is ' || prod_category CATEGORIES FROM products:
 

Option C

C.    SELECT prod_name || qVsV ||' category is' |, prod_category CATEGORIES FROM products:
 

Option D

D.    SELECT prod_name || q'<*s >' || 'category is ' || prod_category CATEGORIES FROM products:
 

Correct Answer C,D
Explanation

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