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）
Given the following statements: CREATE TABLE tab1 (col1 INT); CREATE TABLE tab2 (col1 INT); CREATE TRIGGER trig1 AFTER UPDATE ON tab1 REFERENCING NEW AS new1 FOR EACH ROW MODE DB2SQL INSERT INTO tab2 VALUES(new1.col1); INSERT INTO tab1 VALUES(2),(3); What is the result of the following query? SELECT count(*) FROM tab2;（）
- A、3
- B、2
- C、1
- D、0
参考答案
更多 “ Given the following statements: CREATE TABLE tab1 (col1 INT); CREATE TABLE tab2 (col1 INT); CREATE TRIGGER trig1 AFTER UPDATE ON tab1 REFERENCING NEW AS new1 FOR EACH ROW MODE DB2SQL INSERT INTO tab2 VALUES(new1.col1); INSERT INTO tab1 VALUES(2),(3); What is the result of the following query? SELECT count(*) FROM tab2;（）A、3B、2C、1D、0” 相关考题
考题
Which of the following statements about the situational-behavioral interview are true?A.The interviewees need use STAR model or structure to specify their past behaviors in a given situation.B.The interviewees should consider the three steps or elements of STAR as a whole.C.The interviewees are required to predict how they would perform. in a work-related task.D.The interviewees are asked to describe how the job needs to be accomplished in real situations.
考题
12 Which of the following statements are correct?(1) Contingent assets are included as assets in financial statements if it is probable that they will arise.(2) Contingent liabilities must be provided for in financial statements if it is probable that they will arise.(3) Details of all adjusting events after the balance sheet date must be given in notes to the financial statements.(4) Material non-adjusting events are disclosed by note in the financial statements.A 1 and 2B 2 and 4C 3 and 4D 1 and 3
考题
Given the following DDL and INSERT statements:CREATE VIEW v1 AS SELECT col1 FROM t1 WHERE col1 10; CREATE VIEW v2 AS SELECT col1 FROM v1 WITH CASCADED CHECK OPTION; CREATE VIEW v3 AS SELECT col1 FROM v2 WHERE col1 100; INSERT INTO v1 VALUES(5); INSERT INTO v2 VALUES(5); INSERT INTO v3 VALUES(20); INSERT INTO v3 VALUES(100);How many of these INSERT statements will be successful?（）A.0B.1C.2D.3
考题
Given the following statements:CREATE TABLE tab1 (col1 INT); CREATE TABLE tab2 (col1 INT); CREATE TRIGGER trig1 AFTER UPDATE ON tab1 REFERENCING NEW AS new1 FOR EACH ROW MODE DB2SQL INSERT INTO tab2 VALUES(new1.col1); INSERT INTO tab1 VALUES(2),(3);What is the result of the following query? SELECT count(*) FROM tab2;（）A.3B.2C.1D.0
考题
Which of the following objects contains control structures that are considered the bound form of SQL statements?()
A.UDTB.TriggerC.PackageD.Access plan
考题
Which of the following statements is NOT a way of consolidating vocabulary A.Defining.
B.Matching.
C.Gapfilling.
D.Labeling.
考题
Which of the following statements is true regarding the VERSIONS BETWEEN clause？（） A、 The VERSIONS BETWEEN clause may be used in DML statements.B、 The VERSIONS BETWEEN clause may be used in DDL statements.C、 The VERSIONS BETWEEN clause may not be used to query past DDL changes to tables.D、 The VERSIONS BETWEEN clause may not be used to query past DML statements to tables.
考题
Which of the following commands should be used to monitor the number of threads on the scheduler’s run queue for any given interval？（）A、 sarB、 pstatC、 iostatD、 filemon
考题
Which of the following commands should be used to show the percentage of time that any given disk was busy？（）A、 psB、 tprofC、 iostatD、 vmstat
考题
Given the following code fragment： public void create（） { Vector myVect； myVect = new Vector（）； } Which of the following statements are true？（） A、 The declaration on line 2 does not allocate memory space for the variable myVect.B、 The declaration on line 2 allocates memory space for a reference to a Vector object.C、 The statement on line 2 creates an object of class Vector.D、 The statement on line 3 creates an object of class Vector.E、 The statement on line 3 allocates memory space for an object of class Vector.
考题
Given the following MPLS L2 configuration command: mpls-relay 10.1.1.1 4 Which two statements true? （）(Choose two.)A、This command is applied to the core router facing interface.B、This command is applied to the customer facing interface.C、The 4 is locally significant and identifies the layer 2 circuit.D、The 4 must match exactly on the peer router configuration on the remote end.
考题
多选题If p and q are primes greater than 2, which of the following statements must be true? (Indicate all such statements.)Ap + q is evenBpq is oddCp2-q2 is even
考题
多选题Concerning the figure below, if a =b, which of the following statements must be true? (Indicate all such statements.)Ac=dBl and k are parallelCm and l are perpendicular
考题
多选题Which of the following statements are true? (Indicate all such statements.)Aτ(5) =τ(7)Bτ(5) τ(7) =τ(35)Cτ(5) + τ(7) =τ(12)
考题
单选题Which of the following statements about task-based language teaching is NOT true?A
Students should be given tasks to perform or problems to solve in the classroom.B
Students are task-driven.C
Task-based language teaching is student-centered.D
Task-based language teaching follows the PPP model.
考题
单选题Given the following routing table entries， which of the following will the next-hop address be for a packet destined for the address 192.168.1.203？（）A
77.0.5.5B
40.40.0.254C
66.40.90.121D
72.40.91.1
考题
单选题Which of the following statements will the author most probably agree with?A
Foreign students are a new source of financial capital.B
Ph. D. graduates should automatically be given green cards.C
Foreign Ph.D. graduates may function as a kind of capital.D
Foreign investors ought to immigrate to high unemployment areas.
考题
单选题Which of the following statements is correct concerning heat transfer?（）A
Heat is given off from a high temperature region known as a heat sinkB
Heat transfer rate is affected most by the size of the heat sink involvedC
Heat transfer rate is affected most by the temperature difference between the heat source and the heat sinkD
Heat transfer by radiation will occur only by mass motion of a fluid substance
考题
单选题Which of the following statements is NOT a way of consolidating vocabulary?A
Defining.B
Matching.C
Gap-filling.D
Labeling.
考题
单选题For the following statements， which one is the strongest symmetrical encryption algorithm？（）A
AESB
3DESC
DESD
Diffie-Hellman
考题
单选题You execute the following command to enable a session in resumable mode： SQL ALTER SESSION ENABLE RESUMABLE TIMEOUT 60； What is the impact of a timeout on the statements being suspended？（）A
The statements remain suspended for at least 60 seconds.B
The statements are suspended for 60 seconds and then they are executed.C
The suspended statements error out if the problem is not rectified within 60 seconds.D
The statements are automatically suspended 60 seconds after an error is received， and then attempt to execute normally again.
考题
单选题According to this passage, which of the following statements is TRUE?A
Company workers started to dress down about twenty years ago.B
Dress-down has become an everyday phenomenon since the early 1990s.C
“Dress-down Friday” was first given as a favor from employers.D
Many workers want to wear casual clothes to impress people.
考题
单选题Which of the following statements is true regarding the VERSIONS BETWEEN clause？（）A
The VERSIONS BETWEEN clause may be used in DML statements.B
The VERSIONS BETWEEN clause may be used in DDL statements.C
The VERSIONS BETWEEN clause may not be used to query past DDL changes to tables.D
The VERSIONS BETWEEN clause may not be used to query past DML statements to tables.
考题
多选题Given the following code fragment： public void create（） { Vector myVect； myVect = new Vector（）； } Which of the following statements are true？（）AThe declaration on line 2 does not allocate memory space for the variable myVect.BThe declaration on line 2 allocates memory space for a reference to a Vector object.CThe statement on line 2 creates an object of class Vector.DThe statement on line 3 creates an object of class Vector.EThe statement on line 3 allocates memory space for an object of class Vector.
考题
单选题CONVERSION 2 Questions l to 5 are based on an conversation. At the end of the conversation you will be given 10 seconds to answer each of the following five questions. Now listen to the conversation. According to the conversation, which of the following statements is CORRECT?A
Roger prefers to live in town.B
Julia prefers to live in a village.C
Roger prefers to live with familiar neighbors.D
Julia prefers to travel back and forth to London.
热门标签
最新试卷
