Ques.1
Which of the
following is/are applicable while using Server Socket Level communications?
a. A certificate must be installed on the server.
b. The certificate must match the web address to prevent a
browser warning or error.
c. The certificate must be issued by an authority recognized
by the client computer to prevent a browser warning or error.
d. All of the above.
The
answer is: d. All of the above.
Ques.2
In which file are
Predefined Client Side Validation Scripts defined?
a.
WebUIValidation.js
b.
ClientValidation.js
c.
AspNetValidation.js
d.
UserValidation.js
The
answer in: b. ClientValidation.js
Ques.3
Which of the
following are true regarding the System.Collections.Generic.HashSet<T>
class?
a.
HashSet is an
unordered collection.
b.
The default
EqualityComparer checks whether the element supplied to the HashSet is unique
or not.
c.
HashSet provides
functionality for “conceptual sets” where the rules for membership can be
specified without actually creating all of the items.
The answer is: b. The default EqualityComparer checks whether
the element supplied to the HashSet is unique or not.
Ques.4
Which of the
following are true about Extension methods.
a.
They can be either
declared either static or instance members.
b.
They must be declared
in the same assembly (but may be in different source files)
c.
Extension methods can
be used to override existing instance methods.
d.
Extension methods
with the same signature for the same class may be declared in multiple
namespaces without causing compilation errors.
The
answer is: a. They can be either declared either static
or instance members.
Ques.5
Which of the
following conditions can trigger the automatic recycling of an ASP.NET
application hosted in IIS?
a.
A specific number of
requests to the application process.
b.
A percentage of
physical memory utilized by the process.
c.
A specific time
interval
d.
All of the above
The
answer is: d. All of the above
Ques.6
Via which of the
following is ViewState maintained by default?
a.
A hidden variable
within the page that is included with each round tip.
b.
A cookie which
resides on the client’s computer.
c.
A server side
in-process memory cache.
d.
Instance memory
variables of the Page class.
The
answer is: a. A hidden variable within the page that is
included with each round tip.
Ques.7
Which of the
following are true about System.Security,Cryptography under version 3.5 of the
framework?
a.
Support is provided
for the “Suite B” set of cryptographic algorithms as specified by the National
Security Agency(NSA).
b.
Cryptography Next
Generation (CNG) classes are supported on XP and Vista systems.
c.
The
System.Security.Cryptography.AesManaged.class allows custom block size ,
iteration counts and feedback modes to support any Rijndael based encryption.
The
answer is: b. Cryptography Next Generation (CNG)
classes are supported on XP and Vista systems.
Ques.8
Which of the
following are recqired to be true by objects which are going to be used as keys
in a System.Collections.HashTable?
a.
They must handle
case-senstivity identically in both the GetHashCode() and Equals() methods.
b.
Key objects must be
immutable for the duration they are usedwithin a HashTable.
c.
Get HashCode() must
be overridden to provide the same result, given the same parameters, regardless
of reference equality unless the HashTable constructor is provided with an
IEqalitycomparer parameter.
d.
Each Element in a
HashTable is stored as a Key/Value pair of the type
System.Collections.DictionaryElement
e.
All of the above
The answer is: e. All of the above.
Ques.9
Which of the
following can be used to control caching within an ASP.NET application?
a.
Using the
@OutputCache directive in the .aspx file.
b.
Setting the
HttpCachePolicy of the Cache property inside the Response object.
c.
Using the Cache property
of the Page object.
d.
All of the above
The
answer is: a. Using the @OutputCache directive in the
.aspx file.
Ques.10
Which of the
following are included in the advantages of
Lambda Expressions over Anonymous methods?
a.
More concise syntax
b.
The types of a Lambda
Expression may be omitted
c.
The body of an
anonymous method can not be an expression
d.
Lambda Expressions
permit deferred type inference, that anonymous methods do not
e.
All of the above
The
answer is: a. More concise syntax
Ques.11
Which of the following
does using Initializer Syntax with a collections as shown below require?
CollectionClass<int>
numbers = new CollectionClass<int> {0,1,2,3,4,5,6,7,8,9};
a.
Collection class must
implement
System.Collections.Generic.ICollection<T>
b.
Collection Class must
implement
System.Collections.Generic.IList<T>
c.
Each of the items in
the Initializer List will be passed to
the Add<T>(T item) method
The
answer is: b. Collection Class must implement
System.Collections.Generic.IList<T> and c.
Each of the items in the Initializer
List will be passed to the Add<T>(T item) method
Ques.12:
Which of the following are true about System.Security.Cryptography under version 3.5 of the framework?
a. Support is provided for the "Suite B" set of cryptographic algorithms as specified by the National Security Agency (NSA).
b. Cryptography Next Generation (CNG) classes are supported on XP and Vista systems.
c. The System.Security.Cryptography.AesManaged class allows custom block size, iteration counts and feedback modes to support any Rijndael based encryption.
the answer is: b. Cryptography Next Generation (CNG) classes are supported on XP and Vista systems.
Ques.13:
Which of the following types guarantee atomic reads and writes?
a. int
b. double
c. long
d. float
the answer is: a. int and d. float
Which of the following types guarantee atomic reads and writes?
a. int
b. double
c. long
d. float
the answer is: a. int and d. float
Ques.14:
Which of the following is false about declarative attributes?
a. They must be inherited from the System.Attribute.
b. Attribute classes may be restricted to be applied only to application element types.
c. By default, a given attribute may be applied multiple times to the same application element.
the answer is. b. Attribute classes may be restricted to be applied only to application element types.
Which of the following is false about declarative attributes?
a. They must be inherited from the System.Attribute.
b. Attribute classes may be restricted to be applied only to application element types.
c. By default, a given attribute may be applied multiple times to the same application element.
the answer is. b. Attribute classes may be restricted to be applied only to application element types.
Ques.15: When deleting a data row from the data row collection of a data table,you can
a.Use the
DataRowCollection.Remove method to immediately delete the row.
b. Use the DataRowCollection.Remove method to mark the row for deletion when DataRow.AcceptChanges is called.
c. Use the DataRow.Delete method to immediately delete the row.
d. Use the DataRow.Delete method to mark the row for deletion when DataRowAcceptChanges is called.
b. Use the DataRowCollection.Remove method to mark the row for deletion when DataRow.AcceptChanges is called.
c. Use the DataRow.Delete method to immediately delete the row.
d. Use the DataRow.Delete method to mark the row for deletion when DataRowAcceptChanges is called.
The answer is : (a). Use the
DataRowCollection.Remove method to immediately delete the row. And (d). Use the DataRow.Delete method to mark the row for deletion when DataRowAcceptChanges is called.
Ques.16:
Which of the following is NOT a valid C# preprocessor directive?
Which of the following is NOT a valid C# preprocessor directive?
a. #define
b. #line
c. #include
b. #line
c. #include
d. #error
e. #pragma
the answer is: e: #pragma
Ques.17:
When developing a managed client to be used with an existing COM component.________
a. you should modify the COM component to enable CLR functionality.
b. you should use Tlblmp.exe to create a managed wrapper.
c. you should use TlbExp.exe to create a managed wrapper.
d. you should enable an unsafe code.
the answer is: a. you should modify the COM component to enable CLR functionality.
Ques.18:
Which of the following is true about C# generics?
a.
C# allows non-type template parameters.
b.
C# supports explicit specialization.
c.
C# allows the type parameter to be used as the base class for
generic type.
d.
C# allows a generic type parameter itself to be a generic.
e.
C# enforces that all codes are valid for all types of
parameters.
The answer is: d. C#
allows a generic type parameter itself to be a generic.
Ques.19
Which of the following are true about namespaces &
assemblies?
a.
A single assembly may contain multiple namespaces.
b.
The same namespace may be used in multiple assemblies.
c.
Namespaces may be aliased to provide a shorthand notation
for a fully qualified identifier.
d.
All of the above.
The answer is: d. All of the above.
Ques.20
Which of the following are valid as the underlying type
for an enumeration?
a.
Int
b.
Sbyte
c.
Long
d.
All of the above
The
answer is: a. Int
Ques.21
Elements in System.Collections.Specialized.OrderedDictionary
are:
a.
Sorted by Key
b.
Sorted by element
c.
Not sorted
The answer is: a: Sorted by key
Ques22.
Which of the following types are derived from
System.Reflection.MemberInfo?
a.
System.Reflection.PropertyInfo
b.
System.Reflection.EventInfo
c.
System.Type
d.
System.Refection.InstanceInfo
The answer is: a. System.Refection.PropertyInfo
b. System.Refection.EventInfo
b. System.Refection.EventInfo
Ques23.
Which of the following is false about declarative
attributes?
a.
They must be inherited from the System Attribute.
b.
Attribute classes may be restricted to be applied only to
the application element types.
c.
By default, a given attribute may be applied multiple
times to the same application element.
The answer is: b. Attribute classes may be restricted to be applied only to the
application element types.
Ques.24
Custom non-fatal exceptions should be derived from:
a.
ApplicationException
b.
DataMisalignedException
c.
ExecutionEngineException
d.
SystemException
The answer is: a. ApplicationException
