Interview Questions

Q:

HTML documents are saved in

A) Machine language codes B) ASCII text
C) Special binary format D) None of the above
 
Answer & Explanation Answer: B) ASCII text

Explanation:

Word and WordPad can save documents as ASCII text and HTML, but this approach can lead to problems. NotePad should launch with a new document open.

From the File pull-down menu, Select "Save As," save the file to the Desktop, and name the file using the ".html" extension (e.g., "home.html").

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0 2956
Q:

How does IDMS insure data integrity?

Answer

IDMS uses record locks to prevent another run-unit from updating the same record.

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0 2956
Q:

What is Analysis service repository?

Answer

Every Analysis server has a repository to store metadata for the objects like cubes, data sources etc. It’s by default stored in a MS Access database which can be also migrated to a SQL Server database.

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Subject: SQL

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Q:

What is copy constructor?

Answer


Copy constructor is a constructor function with the same name as the class and used to make deep copy of objects.

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Subject: C++

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Q:

Explain how to work with Permissions in PHP.

Answer

Permissions in PHP are very similar to UNIX. Each file has three types of permissions – Read, write and execute. Permissions can be changed using the change mode or CHMOD command. CHMOD is followed by 3 digit number specifying the permission type. CHMOD 777 is for Read, Write and execute.


Unnecessary permissions can be stripped off using UNMASK command.


Unmask (777);

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Subject: PHP

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Q:

How can we find the number of rows in a result set using PHP?

Answer

$result = mysql_query($sql, $db_link);
$num_rows = mysql_num_rows($result);
echo "$num_rows rows found";

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Subject: PHP

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Q:

onclick="window.open()":This attribute of HTML control is used to open a page in new window

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

To open a page in a new window, you have to use client script using onclick="window.open()" attribute of HTML control.

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Subject: .NET
Job Role: Software Architect

0 2940
Q:

Can a source file contain more than one class declaration?

Answer Yes a single source file can contain any number of Class declarations but only one of the class can be declared as public.
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Subject: Java

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