Technology Questions

Q:

What is the syntax to create the object?

Answer

new ClassName();


This expression creates object in heap area and returns that obj address. Here JVM creates object but JVM does not returns object original address. JVM returns duplicate address, duplicate address is also called as hashcode. 

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Subject: Java

0 1913
Q:

What are the new features provided in HTML5?

Answer

Some of the new features provided in HTML5 are:


- It provides support for local storage


- New form controls, like calendar, date, time, email, url, search


- <canvas> element is provided to facilitate 2D drawing


- The <video> and <audio> elements are provided for media playback


- New content-specific elements are provided. For e.g. <article>, <header>, <footer>, <nav>, <section>

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Subject: Web Technology

0 1911
Q:

What is the use of IP based hosting?

Answer

The web hosting on the server can be accomplished by using the IP based hosting that provides resources and services as follows:


- IP based hosting provides dedicated IPs that consists of virtual hosts and having the different IP address. 


- Web server is configured with different and multiple physical network interfaces using the same physical interface. 


- Web server uses this IP address to connect the client with the server to determine the web site that provides the client a view of it. 


- IP addresses provide the resources that are required in order to use the SSL certificates and other resources rather than shared certificate.

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Subject: Web Technology

0 1909
Q:

What is SVG?

Answer

SVG stands for scalable vector graphics. It’s a text based graphic language which draws images using text, lines, dots etc. This makes it lightweight and renders faster.

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0 1909
Q:

What is an ABAP?

Answer

ABAP (Advanced Business Application Programming) is a high level programming language created by the German software company SAP. It is currently positioned as the language for programming SAP's Web Application Server, part of its NetWeaver platform for building business applications. Its syntax is somewhat similar to COBOL.

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Subject: ABAP

0 1908
Q:

What is the differences between structure and table in data dictionary in ABAP?

Answer

Structure and table both are 2/2 matrices but there are many differences between table and structure.

1. Table can store the data physically but a structure dose not store.
2. Table can have primary key but a structure dose not have.
3. Table can have the technical attribute but a structure dose not have.

structure doesn't contain technical attributes.
structure doesn't contain primary key.
structure doesn't stores underline database level.

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Subject: ABAP

0 1908
Q:

What is the purpose of creating partitions for a Windows operating system?

Answer

Creating partition may serve different purposes. The common reason is that a separate partition can be used to store data files so that when Windows needs to be reinstalled, the main partition can be formatted without fear of loosing data, which are stored on the other partition.

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1 1901
Q:

What is Extractor?

Answer

Extractors is a data retrieval mechanisms in the SAP source system. Which can fill the extract structure of a data source with the data from the SAP source system datasets. The extractor may be able to supply data to more fields than exist in the extract structure.

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Subject: SAP

0 1898