网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
A
The introduction.
B
The middle.
C
The conclusion.
D
The statement
参考答案
参考解析
解析：
由“I like the introduction which really sets out your ideas clearly. The middle needs some attention, but the end is really first rate.”(我喜欢引言部分，它清晰地陈述了你的想法，中间部分需要注意，但是结尾部分是相当精彩的)可知，Dr. Jones最喜欢部分是结论部分。
由“I like the introduction which really sets out your ideas clearly. The middle needs some attention, but the end is really first rate.”(我喜欢引言部分，它清晰地陈述了你的想法，中间部分需要注意，但是结尾部分是相当精彩的)可知，Dr. Jones最喜欢部分是结论部分。
更多 “单选题A The introduction.B The middle.C The conclusion.D The statement” 相关考题
考题
The income statement is prepared from ().
A.the income statement columns of the work sheetB.the adjusted trial balanceC.either the adjusted trial balance or the income statement columns of the work sheetD.both the adjusted trial balance and the income statement columns of the work sheet
考题
Examine the description of the MARKS table:SUBJ1 and SUBJ2 indicate the marks obtained by a student in two subjects.Examine this SELECT statement based on the MARKS table:What is the result of the SELECT statement?（）A. The statement executes successfully and returns the student ID and sum of all marks for each student who obtained more than the average mark in each subject.B. The statement returns an error at the SELECT clause.C. The statement returns an error at the WHERE clause.D. The statement returns an error at the ORDER BY clause.
考题
Examine the structure of the EMPLOYEES and DEPARTMENTS tables:Evaluate this SQL statement:Which SQL statement is equivalent to the above SQL statement?()
A.B.C.D.
考题
Evaluate the set of SQL statements:What is true about the set?()
A. The DESCRIBE DEPT statement displays the structure of the DEPT table.B. The ROLLBACK statement frees the storage space occupies by the DEPT table.C. The DESCRIBE DEPT statement returns an error ORA-04043: object DEPT does not exist.D. The DESCRIBE DEPT statement displays the structure of the DEPT table only if there is a COMMIT statement introduced before the ROLLBACK statement.
考题
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.
考题
What is a sub-select statement?A．a select statement that selects a subset of fields in a tableB．a select statement that returns a subset of the data in a tableC．a select statement that appears within another select statementD．a select statement that returns a subset of the constraints on a field
考题
cn是Connection对象，创建Statement对象的方法是（）。A、Statement st=new Statement（）B、Statement st=cn.newStatement（）C、Statement st=cn.createNewStatement（）D、Statement st=cn.createStatement（）
考题
Which two statements are true about terms in a routing policy?（）A、A then statement is mandatory in a termB、If a term does not contain a from statement, all routers matchC、If a term does not contain a from statement, the Junos OS will not commitD、A then statement is not mandatory in a term
考题
Which three are true?（）A、A MERGE statement is used to merge the data of one table with data from another.B、A MERGE statement replaces the data of one table with that of another.C、A MERGE statement can be used to insert new rows into a table.D、A MERGE statement can be used to update existing rows in a table.
考题
Your Oracle10g database contains a table with a TIMESTAMP TO LOCAL TIME ZONE column. There are about two hundred column values for the column. You issued the following statement： SQL ALTER DATABASE SET TIME_ZONE =’Europe/London’； What will be the result of issuing the above statement？（）A、 The statement will be executed successfully， and a new time zone will be set for the database.B、 The statement will be executed successfully， but a new time zone will not be set for the database.C、 The statement will not be executed successfully because the SET TIME_ZONE clause can be used only with the ALTER SESSION statement.D、 The statement will not be executed successfully because the ALTER DATABASE SET TIME_ZONE statement is used only when the database contains no table with the TIMESTAMP TO LOCAL TIME ZONE column.
考题
Where can subqueries be used?（）A、field names in the SELECT statement B、the FROM clause in the SELECT statement C、the HAVING clause in the SELECT statementD、the GROUP BY clause in the SELECT statement E、the WHERE clause in only the SELECT statement F、the WHERE clause in SELECT as well as all DML statements
考题
单选题The Database Resource Manager is not currently active in your database that is up and running. You created a resource plan named DAY_PLAN that contains two sub-plans named MANAGERS_PLAN and CLERKS_PLAN. You decided to activate DAY_PLAN by executing the following statement： SQLALTER SYSTEM SET RESOURCE_MANAGER_PLAN = ’managers_plan’； What will be the outcome of this statement？（）A
The statement will deactivate DAY_PLAN.B
The statement will activate DAY_PLAN as the top plan.C
The statement will activate MANAGERS_PLAN as the top plan.D
The statement will return an error because MANAGERS_PLAN is not the top plan.
考题
单选题Ⅲ. There are four choices following each statement. Mark the choice that can best complete the statement: If a linguistic study describes and analyzes the language people actually use, it is said to be （）A
prescriptiveB
analyticC
descriptiveD
linguistic
考题
单选题You are maintaining your database in Oracle10g. You want to store the information about the backup of the database in the control file. You issue the following statement： SQLALTER SYSTEM SET CONTROL_FILE_RECORD_KEEP_TIME=400； What is the outcome of this statement？ （）A
The statement will not execute successfully.B
The statement will execute successfully， and the backups metadata will be maintained in the control file for 400 daysC
The statement will execute successfully， and the backups metadata will be maintained in the recovery catalog for 400 days.D
Backups will be deleted from the media after 400 days.
考题
单选题In JUNOS software， how is route summarization at the L1/L2 border configured？（）A
By specifying the area-range statement.B
By creating aggregate routes and applying policies.C
By specifying the route-summarization statement.D
By specifying the area-range restrict statement.
考题
单选题In a SELECT statement that includes a WHERE clause, where is the GROUP BY clause placed in the SELECT statement?（）A
Immediately after the SELECT clauseB
Before the WHERE clauseC
Before the FROM clauseD
After the ORDER BY clauseE
After the WHERE clause
考题
单选题Your Oracle10g database contains a table with a TIMESTAMP TO LOCAL TIME ZONE column. There are about two hundred column values for the column. You issued the following statement： SQL ALTER DATABASE SET TIME_ZONE =’Europe/London’； What will be the result of issuing the above statement？（）A
The statement will be executed successfully， and a new time zone will be set for the database.B
The statement will be executed successfully， but a new time zone will not be set for the database.C
The statement will not be executed successfully because the SET TIME_ZONE clause can be used only with the ALTER SESSION statement.D
The statement will not be executed successfully because the ALTER DATABASE SET TIME_ZONE statement is used only when the database contains no table with the TIMESTAMP TO LOCAL TIME ZONE column.
考题
单选题View the Exhibit and examine the structure of the ORDERS and ORDERJTEMS tables. Evaluate the following SQL statement： SELECT oi.order_id， product_jd， order_date FROM order_items oi JOIN orders o USING （order_id）； Which statement is true regarding the execution of this SQL statement？（）A
The statement would not execute because table aliases are not allowed in the JOIN clause.B
The statement would not execute because the table alias prefix is not used in the USING clause.C
The statement would not execute because all the columns in the SELECT clause are not prefixed with table aliases.D
The statement would not execute because the column part of the USING clause cannot have a qualifier in the SELECT list.
考题
单选题You issued the following statement： SQL ALTER DATABASE BACKUP CONTROLFILE TO TRACE； What will be the result of issuing the statement？（）A
The control file will be multiplexed.B
The control file will be recreated.C
The script containing the CREATE CONTROLFILE statement will be created.D
The binary backup of the control file will be created.
考题
单选题Evaluate the set of SQL statements: CREATE TABLE dept (deptno NUMBER(2), dname VARCNAR2(14), 1oc VARCNAR2 (13)); ROLLBACK; DESCRIBE DEPT What is true about the set?（）A
The DESCRIBE DEPT statement displays the structure of the DEPT table.B
The ROLLBACK statement frees the storage space occupies by the DEPT table.C
The DESCRIBE DEPT statement returns an error ORA-04043: object DEPT does not exist.D
The DESCRIBE DEPT statement displays the structure of the DEPT table only if there is a COMMIT statement introduced before the ROLLBACK statement.
考题
单选题Examine the statement： DROP TABLESPACE IND2 INCLUDING CONTENTS AND DATAFILES； What is the result of the statement？（）A
AB
BC
CD
D
考题
单选题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
考题
单选题Evaluate the set of SQL statements: CREATE TABLE dept (deptno NUMBER(2), dname VARCHAR2(14), loc VARCHAR2(13)); ROLLBACK; DESCRIBE DEPT What is true about the set?（）A
The DESCRIBE DEPT statement displays the structure of the DEPT table.B
The ROLLBACK statement frees the storage space occupied by the DEPT table.C
The DESCRIBE DEPT statement returns an error ORA-04043: object DEPT does not exist.D
The DESCRIBE DEPT statement displays the structure of the DEPT table only if there is a COMMIT statement introduced before the ROLLBACK statement.
考题
单选题This statement is not _____ with the ones you made earlier.A
consideredB
competitiveC
comparativeD
consistent
考题
单选题Which the statement is true？（）A
The Error class is a Runtime Exception.B
No exceptions are subclasses of Error.C
Any statement that may throw an Error must be enclosed in a try block.D
any statement that may throw an Exception must be enclosed in a try block.E
Any statement that may throw an Runtime Exception must be enclosed in a try block.
考题
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.
热门标签
最新试卷