单选题Evaluate the SQL statement: SELECT LPAD(salary,10,*) FROM EMP WHERE EMP_ID = 1001; If the employee with the EMP_ID 1001 has a salary of 17000, what is displayed?()A17000.00B17000*****C****170.00D**17000.00Ean error statement
单选题
Evaluate the SQL statement: SELECT LPAD(salary,10,*) FROM EMP WHERE EMP_ID = 1001; If the employee with the EMP_ID 1001 has a salary of 17000, what is displayed?()
A
17000.00
B
17000*****
C
****170.00
D
**17000.00
E
an error statement
参考解析
解析:
暂无解析
相关考题:
Evaluate this SQL statement:SELECT ename, sal, 12* sal+100 FROM emp;The SAL column stores the monthly salary of the employee. Which change must be made to the abovesyntax to calculate the annual compensation as monthly salary plus a monthly bonus of $100, multiplied by 12? ()A. No change is required to achieve the desired results.B. SELECT ename, sal, 12* (sal+100) FROM emp;C. SELECT ename, sal, (12* sal)+100 FROM emp;D. SELECT ename, sal +100,*12 FROM emp;
Evaluate the SQL statement:SELECT LPAD (salary,10,*)FROM EMPWHERE EMP _ ID = 1001;If the employee with the EMP_ID 1001 has a salary of 17000, what is displayed?() A. 17000.00B. 17000*****C. ****170.00D. **17000.00E. an error statement
Exhibit:Examine the data in the EMPLOYEES table.Examine the subquery:SELECT last_nameFROM employeesWHERE salary IN (SELECT MAX(salary)FROM employeesGROUP BY department_id);Which statement is true?() A. The SELECT statement is syntactically accurate.B. The SELECT statement does not work because there is no HAVING clause.C. The SELECT statement does not work because the column specified in the GROUP BY clause is not in the SELECT list.D. The SELECT statement does not work because the GROUP BY clause should be in the main query and not in the subquery.
Evaluate the SQL statement:What is the result of the statement?() A. The statement produces an error at line 1.B. The statement produces an error at line 3.C. The statement produces an error at line 6.D. The statement returns the employee name, salary, department ID, and maximum salary earned in the department of the employee for all departments that pay less salary then the maximum salary paid in the company.E. The statement returns the employee name, salary, department ID, and maximum salary earned in the department of the employee for all employees who earn less than the maximum salary in their department.
Click the Exhibit button and examine the data from the ORDERS and CUSTOMERS tables.Evaluate the SQL statement:SELECT *FROM ordersWHERE cust_id = (SELECT cust_idFROM customersWHERE cust_name = ‘Smith‘);What is the result when the query is executed?()A.AB.BC.CD.DE.E
Which SQL statement generates the alias Annual Salary for the calculated column SALARY*12?()A、SELECT ename, salary*12 'Annual Salary' FROM employees;B、SELECT ename, salary*12 "Annual Salary" FROM employees;C、SELECT ename, salary*12 AS Annual Salary FROM employees;D、SELECT ename, salary*12 AS INITCAP("ANNUAL SALARY") FROM employees
Evaluate the SQL statement: SELECT LPAD(salary,10,*) FROM EMP WHERE EMP_ID = 1001; If the employee with the EMP_ID 1001 has a salary of 17000, what is displayed?()A、17000.00B、17000*****C、****170.00D、**17000.00E、an error statement
The EMPLOYEE tables has these columns: LAST_NAME VARCHAR2(35) SALARY NUMBER(8,2) COMMISSION_PCT NUMBER(5,2) You want to display the name and annual salary multiplied by the commission_pct for all employees. For records that have a NULL commission_pct, a zero must be displayed against the calculated column. Which SQL statement displays the desired results?()A、SELECT last_name, (salary * 12) * commission_pct FROM EMPLOYEES;B、SELECT last_name, (salary * 12) * IFNULL(commission_pct, 0) FROM EMPLOYEES;C、SELECT last_name, (salary * 12) * NVL2(commission_pct, 0) FROM EMPLOYEES;D、SELECT last_name, (salary * 12) * NVL(commission_pct, 0) FROM EMPLOYEES;
The EMPLOYEES table contains these columns: LAST_NAME VARCHAR2 (25) SALARY NUMBER (6,2) COMMISSION_PCT NUMBER (6) You need to write a query that will produce these results: 1. Display the salary multiplied by the commission_pct. 2. Exclude employees with a zero commission_pct. 3. Display a zero for employees with a null commission value. Evaluate the SQL statement: SELECT LAST_NAME, SALARY*COMMISSION_PCT FROM EMPLOYEES WHERE COMMISSION_PCT IS NOT NULL; What does the statement provide? ()A、All of the desired resultsB、Two of the desired resultsC、One of the desired resultsD、An error statement
From SQL*Plus, you issue this SELECT statement: SELECT* FROM order; You use this statement to retrieve data from a data table for ().A、UpdatingB、ViewingC、DeletingD、InsertingE、Truncating
Evaluate these two SQL statements: SELECT last_name, salary , hire_date FROM EMPLOYEES ORDER BY salary DESC; SELECT last_name, salary, hire_date FROM EMPLOYEES ORDER BY 2 DESC; What is true about them?()A、The two statements produce identical results.B、The second statement returns a syntax error.C、There is no need to specify DESC because the results are sorted in descending order by default.D、The two statements can be made to produce identical results by adding a column alias for the salary column in the second SQL statement.
Evaluate the SQL statement: SELECT ROUND(TRUNC(MOD(1600,10),-1),2) FROM dual; What will be displayed?()A、0B、1C、0.00D、An error statement
Evaluate the SQL statement: SELECT LPAD (salary,10,*) FROM EMP WHERE EMP _ ID = 1001; If the employee with the EMP_ID 1001 has a salary of 17000, what is displayed?()A、17000.00B、17000*****C、****170.00D、**17000.00E、an error statement
单选题The EMPLOYEES table contains these columns: LAST_NAME VARCHAR2 (25) SALARY NUMBER (6,2) COMMISSION_PCT NUMBER (6) You need to write a query that will produce these results: 1.Display the salary multiplied by the commission_pct. 2.Exclude employees with a zero commission_pct. 3.Display a zero for employees with a null commission value. Evaluate the SQL statement: SELECT LAST_NAME, SALARY*COMMISSION_PCT FROM EMPLOYEES WHERE COMMISSION_PCT IS NOT NULL; What does the statement provide?()Aall of the desired resultsBtwo of the desired resultsCone of the desired resultsDan error statement
单选题Evaluate this SQL statement: SELECT ename, sal, 12* sal+100 FROM emp; The SAL column stores the monthly salary of the employee. Which change must be made to the above syntax to calculate the annual compensation as "monthly salary plus a monthly bonus of $100, multiplied by 12"?()ANo change is required to achieve the desired results.BSELECT ename, sal, 12* (sal+100) FROM emp;CSELECT ename, sal, (12* sal)+100 FROM emp;DSELECT ename, sal +100,*12 FROM emp;
单选题Evaluate the SQL statement: SELECT LPAD(salary,10,*) FROM EMP WHERE EMP_ID = 1001; If the employee with the EMP_ID 1001 has a salary of 17000, what is displayed?()A17000.00B17000*****C****170.00D**17000.00Ean error statement
单选题Evaluate the SQL statement: 1 SELECT a.emp_name, a.sal, a.dept_id, b.maxsal 2 FROM employees a, 3 (SELECT dept_id, MAX(sal) maxsal 4. FROM employees 5 GROUP BY dept_id) b 6 WHERE a.dept_id = b.dept_id 7 AND a. asl b. maxsal; What is the result of the statement?()AThe statement produces an error at line 1.BThe statement produces an error at line 3.CThe statement produces an error at line 6.DThe statement returns the employee name, salary, department ID, and maximum salary earned in the department of the employee for all departments that pay less salary then the maximum salary paid in the company.EThe statement returns the employee name, salary, department ID, and maximum salary earned in the department of the employee for all employees who earn less than the maximum salary in their department.
单选题Which SQL statement generates the alias Annual Salary for the calculated column SALARY*12?()ASELECT ename, salary*12 ‘Annual Salary’ FROM employees;BSELECT ename, salary*12 “Annual Salary” FROM employees;CSELECT ename, salary*12 AS Annual Salary FROM employees;DSELECT ename, salary*12 AS INITCAP(“ANNUAL SALARY”) FROM employees
单选题Evaluate these two SQL statements: SELECT last_name, salary, hire_dateFROM EMPLOYEES ORDRE BY salary DESC; SELECT last_name, salary, hire_dateFROM EMPOLYEES ORDER BY 2 DESC; What is true about them? ()AThe two statements produce identical results.BThe second statement returns a syntax error.CThere is no need to specify DESC because the results are sorted in descending order by default.DThe two statements can be made to produce identical results by adding a column alias for the salary column in the second SQL statement.
单选题Evaluate these two SQL statements: SELECT last_name, salary , hire_date FROM EMPLOYEES ORDER BY salary DESC; SELECT last_name, salary , hire_date FROM EMPLOYEESORDER BY 2 DESC; What is true about them?()AThe two statements produce identical results.BThe second statement returns a syntax error.CThere is no need to specify DESC because the results are sorted in descending order by default.DThe two statements can be made to produce identical results by adding a column alias for the salary column in the second SQL statement.
单选题Evaluate the SQL statement: SELECT ROUND(TRUNC(MOD(1600,10),-1),2) FROM dual; What will be displayed?()A0B1C0.00DAn error statement
单选题Evaluate these two SQL statements: SELECT last_name, salary , hire_date FROM EMPLOYEES ORDER BY salary DESC; SELECT last_name, salary , hire_date FROM EMPLOYEES ORDER BY 2 DESC; What is true about them?()AThe two statements produce identical results.BThe second statement returns a syntax error.CThere is no need to specify DESC because the results are sorted in descending order by default.DThe two statements can be made to produce identical results by adding a column alias for the salary column in the second SQL statement.
多选题From SQL*Plus, you issue this SELECT statement: SELECT* FROM order; You use this statement to retrieve data from a data table for ().AUpdatingBViewingCDeletingDInsertingETruncating
单选题Evaluate the SQL statement: SELECT LPAD (salary,10,*) FROM EMP WHERE EMP _ ID = 1001; If the employee with the EMP_ID 1001 has a salary of 17000, what is displayed?()A17000.00B17000*****C****170.00D**17000.00Ean error statement
单选题Exhibit: Examine the data in the EMPLOYEES table. Examine the subquery: SELECT last_name FROM employees WHERE salary IN (SELECT MAX(salary) FROM employees GROUP BY department_id); Which statement is true?()A The SELECT statement is syntactically accurate.B The SELECT statement does not work because there is no HAVING clause.C The SELECT statement does not work because the column specified in the GROUP BY clause is not in the SELECT list.D The SELECT statement does not work because the GROUP BY clause should be in the main query and not in the subquery.