R4RIN – MCQs, Mock Tests

The compiled version of a VC#.NET program will be in_______________.

1. Machine code
2. IL code
3. Byte code
4. None of these

✅ Correct Answer: 1

The purpose of JIT compiler is to convert____________.

1. VC#.NET source code IL code
2. IL code to byte code
3. IL code to managed native code
4. None of These

✅ Correct Answer: 2

The Garbage Collection solves_____________.

1. Memory leakage problem
2. DLL hell problem
3. both (a) and (b)
4. None of These

✅ Correct Answer: 1

The code that requires the CLR at runtime for the execution is known as the ________.

1. IL code
2. Managed code
3. Binary code
4. One of these

✅ Correct Answer: 2

Which one of the following JIT compilers produce highly optimized code?

1. Econo JIT
2. Standard JIT
3. Pre JIT
4. None of these

✅ Correct Answer: 2

The VC#.NET language________________.

1. Solves the memory leakage problems.
2. Solves the DLL hell problems.
3. Has very good correspondence with the IL language.
4. All of the above

✅ Correct Answer: 2

Home page in VS.NET is also known as__________.

1. Default page
2. Start page
3. First page
4. Welcome page

✅ Correct Answer: 2

The ______________ enables to move through the code very quickly.

1. Class view window
2. Solution explorer window
3. Code window
4. None of These

✅ Correct Answer: 3

In VC#.NET project files are grouped into a _____________.

1. Workspace
2. Namespace
3. Solution
4. Package

✅ Correct Answer: 3

Which one of the following statements about code debugging is correct?

1. Debugger helps us to step through our code, one line at a time.
2. Breakpoints can be set by pressing F9 function key.
3. Breakpoints can be set by left-clicking in the left margin area at the line where we want to set the breakpoint.
4. a, b and c are correct.

✅ Correct Answer: 1

The arrays involved in a jagged array__________

1. Should be of same size.
2. May be of different sizes
3. Are not known as subarrays.
4. None of these

✅ Correct Answer: 2

The parameters of a method __________.

1. Help us to pass information to a method.
2. Help us to get information from a method.
3. Help us to pass information to and from a method.
4. None of these

✅ Correct Answer: 3

The ref type parameters are____________.

1. Input only” parameters.
2. Input / Output” parameters.
3. Output only” parameters.
4. None of these

✅ Correct Answer: 2

The out type parameters can be used_______________.

1. Only to pass back a result to the calling functions.
2. Only to send information to the called function.
3. To pass data to the called method and receive information from the called method.
4. None of these

✅ Correct Answer: 1

In case of the Params type parameter____________.

1. Only output can be sent.
2. The number of arguments is variable.
3. Both input and output can be handled.
4. None of these

✅ Correct Answer: 2

An instance class member is referred by using the format____________.

1. Object name. Class member name.
2. Class name. Class member name.
3. Object name. Class member name or class name. class member name.
4. None of these

✅ Correct Answer: 1

Overloaded constructors will have________.

1. Different names
2. Different parameter lists
3. Different return types
4. none of these.

✅ Correct Answer: 2

A static constructor_____________

1. Is executed when the class is loaded.
2. Can be accessed through an object name.
3. Can be executed any number of times.
4. Can have its own destructor.

✅ Correct Answer: 1

A property_____________

1. Should have a get method.
2. Should have a put method.
3. Should have both get and put methods.
4. Should have either a get method or put method.

✅ Correct Answer: 1

An indexer________________.

1. Enables us to access a property through index.
2. Can have user-defined name.
3. Is identified by its name.
4. Cannot be overloaded.

✅ Correct Answer: 1

A namespace can contain___________.

1. Classes
2. Namespaces
3. Classes and namespaces
4. None of these

✅ Correct Answer: 1

The alias should have

1. Improve the readability of the code.
2. Avoid name clashes.
3. Saves you typing out very long strings.
4. All the above.

✅ Correct Answer: 4

In the case of a component,

1. Reusability is possible.
2. Code will be in IL format.
3. The extension is dll.
4. All of the above

✅ Correct Answer: 4

In the case of access modifiers___________.

1. Private and protected access modifiers can be specified for a class.
2. Public access modifier can be specified for a class.
3. The scope of the internal access modifier is the namespace.
4. None of these

✅ Correct Answer: 4

The size of integer is___________.

1. 8 bits
2. 16 bits
3. 32 bits
4. 64 bits

✅ Correct Answer: 1

An instance of a value type variable is allocated memory on_______.

1. Stack
2. Heap
3. Both a&b
4. None of these

✅ Correct Answer: 1

An instance of a reference type variable is allocated memory on_______.

1. Stack
2. Heap
3. Both a&b
4. None of these

✅ Correct Answer: 2

________________ access modifier is applied to a method or a data member, it can beaccessed by all classes in the same namespace and derived class in other namespace.

1. Public
2. Protected
3. Internal
4. Protected internal

✅ Correct Answer: 4

The first type of streams is specially used to represent _________

1. Binary data
2. text
3. data
4. derived

✅ Correct Answer: 2

The second type of streams is used to represent __________

1. Data
2. text
3. binary data
4. derived

✅ Correct Answer: 4

All IO classes that represent streams are derived from the ______ class.

1. Data
2. Stream
3. another
4. none

✅ Correct Answer: 2

The stream class has been designed to provide functional features for ________ and__________.

1. Creating, manipulating
2. displaying, manipulating
3. Creating, displaying
4. printing, creating

✅ Correct Answer: 1

The file steam class is designed specifically for reading and writing_______________ files.

1. Class files
2. binary data
3. program
4. none

✅ Correct Answer: 2

A buffer is a block of bytes in memory used to ___________

1. Class data
2. binary data
3. cache data
4. data

✅ Correct Answer: 3

The Buffered Stream class is a ________ of the Stream class.

1. Base class
2. binary class
3. Derived class
4. class

✅ Correct Answer: 3

The text files are helpful in __________ and ____________ textual data.

1. Storing, displaying
2. storing, retrieving
3. Retrieving, displaying
4. displaying, retrieving

✅ Correct Answer: 2

A machine on a network is called ________

1. Node
2. data
3. address
4. store

✅ Correct Answer: 1

The node is also called as ______________

1. Data
2. class
3. host
4. cache

✅ Correct Answer: 3

The various possible values of dock property are_________

1. TOP, Left
2. Fill, right
3. Side, upright
4. Both (a) and (B)

✅ Correct Answer: 4

The ADO.NET provides greater case of ___________

1. Programming
2. higher dependency
3. Improve data source
4. Both (a) and (b)

✅ Correct Answer: 4

Only ___________ amount of processing time is needed for data conversion.

1. Large
2. small
3. none
4. allocated time

✅ Correct Answer: 2

A Managed provider can be considered as a set of objects that mediate between a_____________ and ___________

1. Data source
2. VB.NET program
3. data
4. both (a) and (b)

✅ Correct Answer: 4

The main ASP.NET page class is derived from the ____________ class

1. Page
2. base
3. derived
4. main

✅ Correct Answer: 1

We can attach _________ validation control to an input control

1. One
2. less than one
3. more than one
4. almost one

✅ Correct Answer: 3

The validation control has ____________ control.

1. Up level
2. down level
3. both
4. bottom level

✅ Correct Answer: 3

The up level browser will perform validation on the client, using the _________ and____________

1. HTML, ASP
2. DHTML, java script
3. Both (a) and (b)
4. none

✅ Correct Answer: 2

For client-side custom validation, the name of the custom function must be identified in the______________ function property

1. Client Validation
2. on client validation
3. On server validation
4. server validation

✅ Correct Answer: 1

For server-side custom validation, the name of the custom function must be identified in the______________ function property

1. Client Validation
2. on client validation
3. On server validation
4. server validation

✅ Correct Answer: 3