5647
What is the super keyword used to refer to?
Immediate class instance
Parent class immediate instance
Inherited class
What is an anonymous class?
Class that cannot be inherited
Class without constructor
Inner class declared with no class name
How is bitwise logical negation denoted?
~
!
-
What keyword is not used for working with exceptions?
finally
switch
throws
Are exceptions generated from runtimeException checked?
Yes
No
Vector is the implementation of interface:
List
System
Map
What principle does stack work on?
LIFO
FIFO
CY
Why is it impossible to inherit from the string class?
It has no bidy
It's not a class
It's declared as final
What file opening modes are in Java?
rws, rwd
r, rw, rws, rwd
r, w, s, r+, s+, w+
In what package is the main function of work with streams packaged?
java.io
java.line
java.thread
What is the name of the process of saving an object state in a byte sequence?
Bytization
Deserialization
Serialization
How can you reverse a line?
string.reverse();
stringBuilder.reverse();
string.return();
What state can the stream not be in?
TERMINATED
RUNNABLE
PAUSED
What method does put a stream in waiting mode?
wait()
stop()
pause()
What annonation is used when overriding a method?
Override
@Redefine
@Override
You don't know Java at the level of Junior Java developer
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Junior Java developer
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Middle Java developer
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