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单选题
Which constructs a BufferedIputStream？（）
A
New BufferedInputStream（“in.txt”）；
B
New BufferedInputStream（new File（“in.txt”））；
C
New BufferedInputStream（Writer（“in.txt”））；
D
New BufferedInputStream（new Writer（“in.txt”））；
E
New BufferedInputStream（new InputStream（“in.txt”））；
F
New BufferedInputStream（new FileInputStream（“in.txt”））；
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Which constructs a DataOutputStream？（） A、 New dataInputStream（“in.txt”）；B、 New dataInputStream（new file（“in.txt”））；C、 New dataInputStream（new writer（“in.txt”））；D、 New dataInputStream（new FileWriter（“in.txt”））；E、 New dataInputStream（new InputStream（“in.txt”））；F、 New dataInputStream（new FileInputStream（“in.txt”））；
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Which constructs a BufferedIputStream？（）A、 New BufferedInputStream（“in.txt”）；B、 New BufferedInputStream（new File（“in.txt”））；C、 New BufferedInputStream（Writer（“in.txt”））；D、 New BufferedInputStream（new Writer（“in.txt”））；E、 New BufferedInputStream（new InputStream（“in.txt”））；F、 New BufferedInputStream（new FileInputStream（“in.txt”））；
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Which constructs a DataOutputStream？（）A、 New dataOutputStream（“out.txt”）；B、 New dataOutputStream（new file（“out.txt”））；C、 New dataOutputStream（new writer（“out.txt”））；D、 New dataOutputStream（new FileWriter（“out.txt”））；E、 New dataOutputStream（new OutputStream（“out.txt”））；F、 New dataOutputStream（new FileOutputStream（“out.txt”））；
考题
1. public class enclosingone （ 2. public class insideone{} 3. ） 4. public class inertest（ 5. public static void main （string[]args）（ 6. enclosingone eo= new enclosingone （）； 7. //insert code here 8. ） 9. ） Which statement at line 7 constructs an instance of the inner class？（） A、 InsideOnew ei= eo.new InsideOn（）；B、 Eo.InsideOne ei = eo.new InsideOne（）；C、 InsideOne ei = EnclosingOne.new InsideOne（）；D、 EnclosingOne.InsideOne ei = eo.new InsideOne（）；
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单选题Which constructs a DataOutputStream？（）A
New dataOutputStream（“out.txt”）；B
New dataOutputStream（new file（“out.txt”））；C
New dataOutputStream（new writer（“out.txt”））；D
New dataOutputStream（new FileWriter（“out.txt”））；E
New dataOutputStream（new OutputStream（“out.txt”））；F
New dataOutputStream（new FileOutputStream（“out.txt”））；
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单选题The system analysts have requested heavy use of object features. The database design makes use of PL/SQL8 object types, methods, and LOB types. How do you work with these features on the client?（）A
Write client-side subprograms containing the PL/SQL8 constructs, and move them into an object group. B
Write server-side subprograms, and call the subprograms from the form application. C
Store the PL/SQL8 constructs in a PL/SQL library, and attack the library to each form muddle in your application.
考题
单选题public class enclosingone （ public class insideone{} ） public class inertest（ public static void main （stringargs）（ enclosingone eo= new enclosingone （）； //insert code here ） ） Which statement at line 7 constructs an instance of the inner class？（）A
InsideOnew ei= eo.new InsideOn（）；B
Eo.InsideOne ei = eo.new InsideOne（）；C
InsideOne ei = EnclosingOne.new InsideOne（）；D
EnclosingOne.InsideOne ei = eo.new InsideOne（）；
考题
单选题The temperature （） a liquid changes its state from liquid to gas depends upon the liquid itself and upon the pressure （） it is subjected in the containing vessel.A
at which/to whichB
from which/at whichC
to which/from whichD
in which/on which
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单选题1. public class enclosingone （ 2. public class insideone{} 3. ） 4. public class inertest（ 5. public static void main （string[]args）（ 6. enclosingone eo= new enclosingone （）； 7. //insert code here 8. ） 9. ） Which statement at line 7 constructs an instance of the inner class？（）A
InsideOnew ei= eo.new InsideOn（）；B
Eo.InsideOne ei = eo.new InsideOne（）；C
InsideOne ei = EnclosingOne.new InsideOne（）；D
EnclosingOne.InsideOne ei = eo.new InsideOne（）；
考题
单选题Which constructs a DataOutputStream？（）A
New dataInputStream（“in.txt”）；B
New dataInputStream（new file（“in.txt”））；C
New dataInputStream（new writer（“in.txt”））；D
New dataInputStream（new FileWriter（“in.txt”））；E
New dataInputStream（new InputStream（“in.txt”））；F
New dataInputStream（new FileInputStream（“in.txt”））；
考题
单选题Living in the western part of the country has its problems, ______ obtaining fresh water is not the least.A
with which B
for which C
of which D
which
考题
单选题Bulk cargo refers to（）.A
cargo which occupies a large volume of spaceB
cargo which require refrigerationC
cargo which is very denseD
homogeneous cargo not enclosed in a container
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