Give the description of the following sound segments in English. [k];[z];[w];[u:];[i]
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1、Examine the description of the EMPLOY
Examine the description of the EMPLOYEES table:EMP_ID NUMBER(4) NOT NULLLAST_NAME VARCHAR2(30) NOT NULLFIRST_NAME VARCHAR2(30)DEPT_ID NUMBER(2)Which s...
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2、Examine the description of the CUSTOM
Examine the description of the CUSTOMERS table:CUSTOMER_ID NUMBER(4) NOT NULLCUSTOMER_NAME VARCHAR2(100) NOT NULLSTREET_ADDRESS VARCHAR2(150)CITY_ADDRES...
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3、Examine the description of the STUDEN
Examine the description of the STUDENTS table:Which two aggregate functions are valid on the START_DATE column?（）A SUM(start_date)B AVG(start_date)C COUNT(start_date)D AVG(start_date, end_date)E MIN(start_date)F MAXIMUM(start_date)
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4、Examine the description of the MARKS
Examine the description of the MARKS table:STD_ID NUMBER(4)STUDENT_NAME VARCHAR2(30)SUBJ1 NUMBER(3)SUBJ2 NUMBER(3)SUBJ3 NUMBER(3)SUBJ1, SUBJ2, and SUBJ...
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5、Examine the description of the EMPLOY
Examine the description of the EMPLOYEES table:EMP_ID NUMBER(4) NOT NULLLAST_NAME VARCHAR2(30) NOT NULLFIRST_NAME VARCHAR2(30)DEPT_ID NUMBER(2)Which s...
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6、Which of the following descriptions be
Which of the following descriptions best identifies the operating principal of a flash-type evaporator?（）ASea water is heated to boiling tempera...