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Quiz - Otwarcie biura SoftwareHut w Olsztynie!
 
 

Regulamin:

1. Quiz zawiera pytania dotyczące technologii przedstawianych na prezentacjach oraz pokrewnych.

2. Pytania mogą mieć jedna lub więcej poprawnych odpowiedzi (z każdą poprawną odpowiedź uczestnik dostaje 1 punkt).

3. Uczestnicy z największą liczbą punktów otrzymają nagrody przewidziane przez organizatora.

4. W przypadku uzyskania równej liczby punktów będzie brany pod uwagę czas udzielenia odpowiedzi.

5. Uczestnictwo w zabawie oznacza zgodę na użycie podanego adresu e-mail do kontaktu ze strony organizatorów w celach przekazania nagrody oraz innych.

6. Nagrody zostaną wręczone po zakończeniu prezentacji technicznych. W przypadku nieobecności zwycięzcy podczas rozdania nagród, traci on prawo do nagrody.

7. Nie ma możliwości wymiany nagrody na równowartość pieniężną lub jakąkolwiek inną.

Which of the following variable types can be assigned a value directly in C#?
Value types
Reference types
Pointer types
None of the above
Which of the following is correct about Object Type in C#?
The Object Type is the ultimate base class for all data types in C# Common Type System (CTS).
Object is an alias for System.Object class.
The object types can be assigned values of any other types, value types, reference types, predefined or user-defined types.
None of the above
Which of the following converts a type to a signed byte type in C#?
ToInt64
ToSbyte
ToSingle
ToInt32
Which of the following operator represents a conditional operation in C#?
?:
Is
As
*
Which of the following access specifier in C# allows a class to hide its member variables and member functions from other class objects and functions, except a child class within the same assembly?
Protected Internal
Private
Protected
Internal
Which of the following is true about C# structures?
Structures can have methods, fields, indexers, properties, operator methods, and events.
Structures can have defined constructors, but not destructors.
You cannot define a default constructor for a structure. The default constructor is automatically defined and cannot be changed.
Which of the following is correct about C#?
It can be compiled on a variety of computer platforms.
It is a part of .Net Framework.
Which of the following defines boxing correctly in C#?
When a value type is converted to object type, it is called boxing.
When an object type is converted to a value type, it is called boxing.
Both of the above.
None of the above.
Which of the following operator returns the type of a class in C#?
Sizeof
Typeof
&
*
Which of the following method copies the reference to the memory location of an argument into the formal parameter in C#?
Value parameters
Reference parameters
None of the above.
Which of the following is correct about nullable types in C#?
C# provides a special data types, the nullable types, to which you can assign normal range of values as well as null values.
You can assign true, false, or null in a Nullable<bool> variable.
You can store any value from -2,147,483,648 to 2,147,483,647 or null in a Nullable<Int32> variable.
All of the above.
Which of the following is true about C# structures vs C# classes?
Classes are reference types and structs are value types.
Structures do not support inheritance.
Structures cannot have default constructor defined by developer
C# supports multiple inheritance.
True
False
Which of the following preprocessor directive lets you modify the compiler's line number and (optionally) the file name output for errors and warnings in C#?
Elif
Endif
Line
Region
Which of the following is true about exceptions in C#?
The exception classes in C# are mainly directly or indirectly derived from the System.Exception class.
C# exceptions are represented by classes.
Both of the above.
None of the above.
What of the following is the default value of a local variable in Java?
Null
0
Depends upon the type of variable
Not assigned
What is the size of int variable in Java?
8 bit
16 bit
32 bit
64 bit
What is the default value of byte variable in Java?
Undefined
0
Null
Not defined
What is true about Abstraction?
Abstraction is a technique to define different methods of same type.
Abstraction is the ability of an object to take on many forms.
It refers to the ability to make a class abstract in OOP.
None of the above.
What is TreeSet Interface in Java?
It is a Set implemented when we want elements in a tree based order.
It is a Set implemented when we want elements in a sorted order.
It is a Set implemented when we want elements in a binary tree format.
It is a Set implemented when we want elements in a hiearchical order.
What is true about a final class in Java?
Class declard final is a final class.
Final classes are created so the methods implemented by that class cannot be overridden.
It can't be inherited.
All of the above.
What invokes a thread's run() method in Java?
JVM invokes the thread's run() method when the thread is initially executed.
Main application running the thread.
Start() method of the thread class.
None of the above.
Is it necessary that each try block must be followed by a finally block in Java?
True
False
Which operator is considered to be with highest precedence in Java?
() , []
=
?:
%
Do AngularJS provide reusable components?
True
False
What is Model in MVC?
Model represents server side data.
Model represents data stored in database.
Model is responsible for maintaining data.
None of the above
Which of the following is true about ng-show directive?
Ng-show directive can show a given control.
Ng-show directive can hide a given control.
Both of the above.
None of the above.
Use novalidate with a form declaration to disable any browser specific validation.
True
False
Which components can be injected as a dependency in AngularJS?
Value
Factory
Service
All of the above.
Services are singleton objects which are instantiated only once in app.
False
True
Templates can be a single file (like index.html) or multiple views in one page.
True
False
Ng-init directive can be used to put values to the variables to be used in the application.
True
False
AngularJS bootstraps itself during config phase.
True
False
Retrofit can be used for Android
True
False
Swagger Codegen can generate client for
Java
Javascript
Jmeter
Perl
In order traversal of binary search tree will produce
Unsorted list
Reverse of input
Sorted list
None of the above
Push() and pop() functions are found in
Queues
Lists
Stacks
Trees
Minimum number of queues required for priority queue implementation?
5
4
3
2
Which method can find if two vertices x & y have path between them?
Depth First Search
Breadth First Search
Both of the above
None of the above
Which of the following algorithm cannot be desiged without recursion
Tower of Hanoi
Fibonacci Series
Tree Traversal
None of the above
Which from the following sorting algorithms maintain two sub-lists, one sorted and one to be sorted?
Selection Sort
Insertion Sort
Merge Sort
Which of the following is correct about resource representation in REST?
REST uses various representations to represent a resource where text, JSON, XML.
XML and JSON are the most popular representations of resources.
Both of the above.
None of the above.
Which of the following component of HTTP request contains metadata for the HTTP Request message as key-value pairs?
VERB
URI
HTTP Version
Request Header
Which of the following is correct about URI in RESTful web services?
Each resource in REST architecture is identified by its URI.
Purpose of an URI is to locate a resource(s) on the server hosting the web service.
Both of the above.
None of the above.
Which of the following is true about caching in RESTful web service?
Caching refers to storing server response in client itself so that a client needs not to make server request for same resource again and again.
A server response should have information about how a caching is to be done so that a client caches response for a period of time or never caches the server response.
Both of the above
None of the above
Which of the following directive of Cache Control Header of HTTP response indicates that resource is not cachable?
Public
Private
No-cache/no-store
Max-age
Which of the following HTTP Status code means BAD REQUEST, states that invalid input is provided e.g. Validation error, missing data?
400
401
404
409
Which of the following is correct about JAX-RS?
JAX-RS is a JAVA based programming language API and specification to provide support for created RESTful Webservices.
Its 2.0 version was released in 24 May 2013.
Both of the above.
None of the above.
Which of the following annotation of JAX RS API binds the parameter passed to method to a HTTP header?
@PathParam
@QueryParam
@MatrixParam
@HeaderParam
Status/Response Code - Indicate Server status for the requested resource.
False
True
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