Quiz
SDP3 images)
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Perguntas do quiz (47)
1What will be the output of the program?
- AOak
- BPine
- CTree
- DForest
- EOops
2Select how you would run your program to cause it to print: Arg is 2
- Ajava Myfile 2 2 2
- Bjava Myfile 1 3 2 2
- Cjava Myfile 1 2 2 3 4
- Djava Myfile 0 1 2 3
- Ejava MyFile 1 2 2 2
3What is the prototype of the default constructor?
- ATest()
- BTest
- Cpublic Test()
- Dpublic Test(void)
4What is the widest valid returnType for methodA in line 3
- Aint
- Blong
- Cbyte
- Ddouble
- Evoid
5Which is valid in a class that extends class A
- Apublic int method1(int a, int b) {return 0;}
- Bprivate int method1(int a, int b) {return 0;}
- Cprotected static int method1(int a, int b) {return 0;}
- Dpublic long method1(int a, int b) {return 0;}
- Epublic static int method1(int a, int b) {return 0;}
613. Which statement is true?
- AAny statement that can throw an Exception must be enclosed in a try block
- BThe Error class is a RuntimeException.
- CAny statement that can throw an Error must be enclosed in a try block
- Dcatch(X x) can catch subclasses of X where X is a subclass of Exception.
7What will be the output of the program?
- Aone two three four
- Bfour three two one
- Cfour one three two
- Done two three four one
8What will be the output of the program?
- AAC
- BACD
- CBD
- DABCD
- EABD
9What will be the output of the program after the running program in such way :/> java Test red green blue?<
- Abaz =
- Bbaz = blue
- Cbaz = null
- DRuntime Exception
- ECompilation Error
10 What will be the output of the program?
- AIt will print the numbers from 0 to 19 sequentially
- BIt will print the numbers from 1 to 20 sequentially
- CIt will print the numbers from 0 to 19 but the order is not determined
- DIt will print the numbers from 1 to 20 but the order is not determined
- EIt will print the numbers from 0 to 9 two times, but the order is not determined
11The following block of code creates a Thread using a Runnable target:
- Apublic class MyRunnable extends Runnable{public void run(){}}
- Bpublic class MyRunnable extends Object{public void run(){}}
- Cpublic class MyRunnable implements Runnable{public void run(){}}
- Dpublic class MyRunnable implements Runnable{void run(){}}
- Epublic class MyRunnable implements Thread{void run(){}}
12What will be the output of the program?<
- AAB
- BBC
- CBCD
- DABC
- EACD
13Which of these will create and start this thread?
- Anew Runnable(MyRunnable).start();
- Bnew Thread(MyRunnable).run();
- Cnew MyRunnable().start();
- Dnew Runnable(MyRunnable).run();
- Enew Thread(new MyRunnable()).start();
14 What will be an output?
- Afalse true
- Btrue true
- Ctrue false
- Dfalse false
- ERuntime error will occur
15What will be an output?
- A24
- B30
- C120
- D720
- ECompilation Error
16What will be an output?
- A1
- B0
- C5
- D15
- ECompilation Error
- FRuntime Error
17What will be an output?
- A1
- B0
- C12
- D78
- ECompilation error
- FRuntime error
18Deletion is faster in LinkedList than ArrayList
- ATrue
- BFalse
19What will be the output of the program?
- AGot the exception 10
- BGot the exception e
- CCompilation error
- DRuntime error
20 What will be the output of the program?
- AGot the Test Exception
- BInside finally block
- CGot the Test Exception
Inside finally block - DCompilation error
21What will be the output of the program?
- ACompilation error
- BCompiles and runs fine
- CCompiles fine but throws ArithmeticException at runtime
22 What will be the output of the program?
- ACaught base class exception
- BCaught derived class exception
- CCaught base class exception
Caught derived class exception - DCompilation error because derived is not throwable
- ECompilation error because base class exception is caught before derived class
23 What will be the output of the program?
- ACompilation error
- BDivide by zero error
- Cinside the finally block
- Da = 0
- Ea=0 <br> Divide by zero block <br> inside the finally block
24What will be the output of the program>?
- ACompilation error
- BRuntime error
- CArrayIndexOutOfBoundsException
- DErrorCode is printed
- EArray is printed
25What will be the output of the program
- ABase::show() called
- BDerived::show() called
- CCompilation error
- DRuntime error
26What will be the output of the program
- ADerived::show() called
- BBase::show() called
- CCompilation error
- DRuntime error
27 What will be the output of the program?
- ACompilation error
- BDerived
- CBase
- DRuntime error
28What will be the output of the program
- AGrandparent’s print <br> Child’s Print()
- BCompilation error in super.super.Print()
- CGrandparent’s print <br> Parent’s Print <br> Child’s Print()
- DRuntime error
29 What will be the output of the program?
- AComplex number is (10.0 + 15.0i)
- BCompilation error
- CRuntime error
- DComplex number is Complex@8e2fb5 (where 8e2fb5 is hash code of c)
30What will be the output of the program
- A0
- BCompilation error
- CRuntime error
- D20
31 What will be the output of the program?
- As1 == s2 is: true
- Bs1 == s2 is: false
- Ctrue
- Dfalse
- Ecompilation error
- Fruntime exception
32 What will be the output of the following program?
- ABD
- BABDE
- CBCDE
- DBCD
- EBDE
- FABCE
- GABCD
- HABD
33What will be the output of the following code?
- Ahello caught finally after
- Bhello throwit caught finally after
- Chello throwit finally
- Dcompilation fails
- Ehello caught after
- Fcaught finally after
34 What will be the output of the program
- Afinally
- BCompilation fails
- Cexception finished
- Dfinally finished
- Efinally exception finished
- Ffinally exception
35What will be the output of the program?
- AACD
- BABCD
- CABD
- DBCD
- EBC
- FBD
- GCD
36 What will be the output of the program
- AHello world
- BHello world Finally executing
- CFinally executing
- DNothing. The program will not compile because no exceptions are specified
- ENothing. The program will not compile because no catch clauses are specified
37102. What will be the output of the program?
- AEx0 caught
- BException caught
- CCompilation fails on line 2
- DCompilation fails on line 9
- ECompilation fails on line 11
38What line of code should replace the missing statement to make this program compile
- Aimport java.io.*;
- Bimport java.io.PrintWriter
- Cinclude java.io.*;
- Dno statement required
39 What will be the output of the program?<
- A0
- Berror
- CCompilation fails
- DAn uncaught exception is thrown at runtime
- ENo output
- F/ by 0
40Given
Note: The keyword "instanceof" is use to check whether an object is of a particular type
What is the result?
- AWill produce output as false
- BCompilation fails due to error at line 3
- CCompilation fails due to error at line 4
- DLength of this array is 3
- EWill produce output a true
41What will be the output?
- AGot the Test Exception<br> Inside finally block
- BInside finally block
- CGot the Test Exception
- DCompilation fails
42 What will be the output?
- ACaught base class exception
- BCaught derived class exception
- CCompiler error because derived is not throwable
- DCompiler error because base class exception is caught before derived class
43What is the output of the following code segment?
- AA
- BB
- CC
- DD or lower
44What are the values of I and product after this code is executed?
- A9 and 366
- B9 and 336
- C8 and 42
- D8 and 336
45 What is the output of the following code fragment?
- AError
- B2 times Hello
- C3 times Hello
- DNo output will be produced
46What will be the output of the program?<
- A0 1 2
- B0 1 2 1 2 2
- C2 1 0 1 0 0
- D2 1 2 0 1 2
- E2 1 2 1 0 2
47Which of the following implementation will you use if you were to insert elements at any position in the collection ??
- AVector
- BList
- CLinkedList
- DArrayList
Informações
- Descrição
- Quiz sobre SDP3 images), criado por Arman Karimov em 18-01-2017.
- Autor
- Arman Karimov
- Idioma
- English
- Visualizações
- 7
- Etiquetas
- Avaliação
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