Technology Questions

Q:

Which TCP/IP port does SQL Server run on? How can it be changed?

Answer

SQL Server runs on port 1433. It can be changed from the Network Utility TCP/IP properties.

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Subject: SQL

1 4832
Q:

How the member functions in the container can be accessed?

A) Iterator B) Indirect
C) Both a & b D) None of these
 
Answer & Explanation Answer: A) Iterator

Explanation:

The container manages the storage space for its elements and provides member functions to access them, either directly or through iterators which reference objects with similar properties to pointers.

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Filed Under: C++

1 4824
Q:

How can different versions of private assemblies be used in the same application without a re-build?

Answer

You can use different versions of private assemblies in the same application without a re-build by specifying the assembly version in the AssemblyInfo.cs or AssemblyInfo.vb file.

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Subject: .NET

1 4813
Q:

How does Node.js prevents blocking code?

Answer

By providing callback function. Callback function gets called whenever corresponding event triggered.

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Subject: Web Technology
Job Role: Software Architect

0 4808
Q:

What is the maximum number of Triggers can be applied in a table ?

A) 8 B) 9
C) 12 D) 14
 
Answer & Explanation Answer: C) 12

Explanation:

We can apply at max of 12 triggers in a table.

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Filed Under: Oracle
Job Role: Analyst , IT Trainer

1 4771
Q:

Which of the following methods doesn't use sorting?

A) Insertion B) Deletion
C) Exchange D) Selection
 
Answer & Explanation Answer: A) Insertion

Explanation:

Using insertion we can perform insertion sort, using selection we can perform selection sort, using exchange we can perform the bubble sort.But by using deletion we cannot perform any sort.

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Filed Under: C++

1 4757
Q:

How many kinds of entities are directly parameterized in c++?

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: C) 3

Explanation:

C++ allows us to parameterize directly three kinds of entities through templates: types, constants, and templates.

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Filed Under: C++

1 4752
Q:

Does not overriding hashcode() method has any performance implication ?

Answer

A poor Hashcode() function will result in frequent collision in HashMap which eventually increase time for adding an object into Hash Map.

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Subject: Java
Job Role: Analyst , IT Trainer

2 4739