Draw the schematic of the optimized output function derived from Q1(c) only using NOR and NOT gates.

DO NOT COPY FROM OTHER WEBSITES Correct and detailed answer will be Upvoted else downvoted. Also explain why other options are FALSE. Thank you!

12 of 40 Which statement is CORRECT about the results produced by the following SQL queries Q1 and Q2 over relation S(x,y,z)?. Q1: SELECT * FROM S WHERE x LIKE '%NULL%; Q2: SELECT * FROM S WHERE x LIKE %NULL' OR x LIKE 'NULL%'; Select one: O The result produced Q1 is always contained in the result produced by Q2. O Q1 and Q2 produce the same results. O Q1 and Q2 produce different results, in general. The result produced Q2 is always contained in the result produced by Q1.

Please provide a correct, clear answer for this SQL question  11)

1.What is the result when the following SQL query is executed on a table named products? Choose the most correct answer. SELECT AVG(Products)FROM Products; Group of answer choices The query results in an error because the is no AVG function None of the above The query results in an error be cause a column is not specified The query returns the average of the Products table   2. If the primary key in the Employee table is located in the "ID" column what is the maximum number of results the following SQL SELECT query will return? SELECT *FROM EmployeeWHERE ID = 15; Group of answer choices 2 1 3 Do not have enough information to determine the answer 0

4. In the OrderItems table, display a count of the number of products, grouped by prod_id, but only for those groups having 3 or more of a given prod_id. Display the count with the alias shown. Sort by prod_id in ascending order. BNBG01 BNBG02 BNBG03 BR03 4 rows returned in 0.00 seconds PROD_ID Download 3 3 3 4 NUM_PROD_ID

q15- Please choose all that apply

Using the SELECT statement, query the invoice table to find the average total cost for all orders placed between 2011-01-01 and 2012-01-01.     0 5.7063106796116505 5.8095238095238095 5.7357723577235772

q19- Please choose for each line from step 1,2,3,4,5

Please use following table information to answer the exercises.SQL> DESC DEPARTMENTSName Null? Type----------------------------------------- -------- ----------------------------DEPARTMENT_ID NOT NULL NUMBER(4)DEPARTMENT_NAME NOT NULL VARCHAR2(30)MANAGER_ID NUMBER(6)LOCATION_ID NUMBER(4)     SQL> DESC EMPLOYEESName Null? Type----------------------------------------- -------- ----------------------------EMPLOYEE_ID NOT NULL NUMBER(6)FIRST_NAME VARCHAR2(20)LAST_NAME NOT NULL VARCHAR2(25)EMAIL NOT NULL VARCHAR2(25)PHONE_NUMBER VARCHAR2(20)HIRE_DATE NOT NULL DATEJOB_ID NOT NULL VARCHAR2(10)SALARY NUMBER(8,2)COMMISSION_PCT NUMBER(2,2)MANAGER_ID NUMBER(6)DEPARTMENT_ID NUMBER(4) 12. Display the last name, hire date, and day of the week on which the employee started. Label the columnDAY. Order the results by the week starting with Monday.