下列程序中，变量的code长度为 data work.building; code='DAL523'; code='SANFRAN604'; code='HOUS731'; length code $ 20; run;A．6B．7C．10D．20
下列程序中，变量的code长度为 data work.building; code='DAL523'; code='SANFRAN604'; code='HOUS731'; length code $ 20; run;
A．6
B．7
C．10
D．20
参考答案和解析
2000H
相关考题：
执行下列程序后，(CX)=( )。 DATA SEGMENT A DW 1, 2, 3, 4, 5 B DW 5 DATA SEGMENT CODE SEGMENT ASSUME CS: CODE, DS: DATA START: MOV AX, DATA MOV DS, AX LEA BX, A ADD BX, B MOV CX, [BX] MOV AH, 4CH INT 21H CODE ENDS END STARTA．400B．0C．10D．100
is an error detection code that most data communication networks use。A．CRCB．Manchester CodeC．Huffman CodeD．4B/5B Code
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31. // some code here 32. try { 33. // some code here 34. } catch （SomeException se） { 35. // some code here 36. } finally { 37. // some code here 38. } Under which three circumstances will the code on line 37 be executed？（）A、 The instance gets garbage collected.B、 The code on line 33 throws an exception.C、 The code on line 35 throws an exception.D、 The code on line 31 throws an exception.E、 The code on line 33 executes successfully.
在Radius协议中，对CODE=1的报文的响应，除了CODE=3的报文外，其他可能的应答报文是（）。A、CODE=2的报文B、CODE=4的报文C、CODE=5的报文D、CODE=20的报文
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Which code fragments will succeed in printing the last argument given on the command line to the standard output， and exit gracefully with no output if no arguments are given？（） CODE FRAGMENT a： public static void main（String args[]） { if （args.length != 0） System.out.println（args[args.length-1]）； } CODE FRAGMENT b： public static void main（String args[]） { try { System.out.println（args[args.length]）； } catch （ArrayIndexOutOfBoundsException e） {} } CODE FRAGMENT c： public static void main（String args[]） { int ix = args.length； String last = args[ix]； if （ix != 0） System.out.println（last）； } CODE FRAGMENT d： public static void main（String args[]） { int ix = args.length-1； if （ix 0） System.out.println（args[ix]）； } CODE FRAGMENT e： public static void main（String args[]） { try { System.out.println（args[args.length-1]）； }catch （NullPointerException e） {} } A、Code fragment a.B、Code fragment b.C、Code fragment c.D、Code fragment d.E、Code fragment e.
Given that a static method doIt（） in a class Work represents work to be done， what block of code will succeed in starting a new thread that will do the work？ CODE BLOCK a： Runnable r = new Runnable（） { public void run（） { Work.doIt（）； } }； Thread t = new Thread（r）； t.start（）； CODE BLOCK b： Thread t = new Thread（） { public void start（） { Work.doIt（）； } }； t.start（）； CODE BLOCK c： Runnable r = new Runnable（） { public void run（） { Work.doIt（）； } }； r.start（）； CODE BLOCK d： Thread t = new Thread（new Work（））； t.start（）； CODE BLOCK e： Runnable t = new Runnable（） { public void run（） { Work.doIt（）； } }； t.run（）； A、Code block a.B、Code block B.C、Code block c.D、Code block d.E、Code block e.
In your Certkiller .com database server the parameter PLSQL_CODE_TYPE has been set to NATIVE. Which object would be achieved by the setting？（）A、The source PL/SQL code will be stored in native machine code.B、The source PL/SQL code will be stored in interpreted byte code.C、The compiled PL/SQL code will be stored in native machine code.D、The compiled PL/SQL code will be stored in interpreted byte code.
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You executed the following code： BACKUP VALIDATE DATABASE； BLOCKRECOVER CORRUPTION LIST； What will be the result of executing the above code？（） A、 The code will run a backup validation to populate the V$BACKUP_CORRUPTION view and repair corrupt blocks， if any， recorded in the view.B、 The code will run a backup validate to populate the V$COPY_CORRUPTION view and then repair any corrupt blocks recorded in the view.C、 The code will runs a backup validate to populate the V$DATABASE_BLOCK_CORRUPTION view and then repair corrupt blocks， if any， recorded in the view.D、 The code will run a backup validate to populate the RC_BACKUP_CORRUPTION view and then repair corrupt blocks， if any， recorded in the view.
单选题In your Supportcenter.cn database server the parameter PLSQL_CODE_TYPE has been set to NATIVE. Which object would be achieved by the setting？（）AThe source PL/SQL code will be stored in native machine code.BThe source PL/SQL code will be stored in interpreted byte code.CThe compiled PL/SQL code will be stored in native machine code.DThe compiled PL/SQL code will be stored in interpreted byte code.
单选题In your Certkiller .com database server the parameter PLSQL_CODE_TYPE has been set to NATIVE. Which object would be achieved by the setting？（）AThe source PL/SQL code will be stored in native machine code.BThe source PL/SQL code will be stored in interpreted byte code.CThe compiled PL/SQL code will be stored in native machine code.DThe compiled PL/SQL code will be stored in interpreted byte code.
单选题Click the Exhibit button. What is the result？（）A The code will deadlock.B The code may run with output "2 0 6 4".C The code may run with no output.D The code may run with output "0 6".E An exception is thrown at runtime.F The code may run with output "0 2 4 6".
多选题31. // some code here 32. try { 33. // some code here 34. } catch （SomeException se） { 35. // some code here 36. } finally { 37. // some code here 38. } Under which three circumstances will the code on line 37 be executed？（）AThe instance gets garbage collected.BThe code on line 33 throws an exception.CThe code on line 35 throws an exception.DThe code on line 31 throws an exception.EThe code on line 33 executes successfully.
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多选题Which three will compile and run without exception？（）Aprivate synchronized Object o；Bvoid go（）{ synchronized（）{/* code here */}Cpublic synchronized void go（）{/* code here */}Dprivate synchronized（this） void go（）{/* code here */}Evoid go（）{ synchronized（Object.class）{/* code here */}Fvoid go（）{ Object o = new Object（）； synchronized（o）{/* code here */}