MCS or MS is a good option after the BCS degree. Many students start job after doing their bachelor degree, they don't continue their education. If you want to do job then it is not a bad idea but you can also do your master at the same time. Experience is very important thing in … Read more

Some interview questions about Windows System Administration are given below. (1) What do you know about hidden shares? (2) Is this possible to encrypt a compressed file on windows like windows 2000 and windows XP. (3) How many processors windows 2000 supports? (4) Is this possible to convert a file from FAT32 to NTFS? (5) … Read more

Some benefits of computer networks are given below. (1) Computers which are connected through a network can share resources as hard drives, printers, scanners etc with each other. (2) They can send file from one computer to another quite easily. (3) You can connect all the computers which are connected through a network to the … Read more

Research has very important role in marketing. Because if you do not research about a particular thing then how you get the idea about the popularity of that, how you know about the interest of people. As you must have idea about what people like and dislike about a particular thing. I can explain you … Read more

You can enable your DVD/CD drive by using the following methods. First method: (1) Right click on "my computer" icon and select the "manage" option. A window will open and you will see a list of items on the left hand side of that window. (2) Click on device manager, you will see a list … Read more

Test plan is a document which provides complete details about the resources which are used in a project. Also describe the scope, approach and other activities which we perform during testing. It is the responsibility of test lead to develop this document. It contains what things we are going to test, how we test it, … Read more

Normalization is a process to select which attributes should be grouped with each other in a relation. Normalization is used to improve logical design in such a way that it satisfies certain constraints and at the end we get the data without any duplication. There are six normal forms exist but normally we check the … Read more

When a human is not used for testing a particular module, then it means that we are using a tool for testing and when we use any tool for testing a module (software) then it is known as automated testing. Testing tools facilitate a software tester in different conditions where testing becomes critical. According to … Read more

The role of software tester is very important and significant. We perform testing before we release a project and it is a necessary part to make a quality product. As if the quality of a product is not good then it is very difficult for that to survive in the market. Because these e days … Read more

You can delete data from your hard which is not part of your windows. Normally, a window is installed on drive C. You can delete data which belongs to any other drive. Main purpose is that you should not delete the windows folder, or some files from windows folder. Because windows folder contains the files … Read more

You can block websites with the help of browser, so no one will be able to open those websites. Mostly, people use internet browser for exploring internet. So I would like to tell you the method for blocking websites on internet by using internet explorer. Just right click on the internet explorer icon, and select … Read more

A type of transmission medium consisting o two insulating wires twisted together to improve its immunity to interference from other electrical signals that might otherwise corrupt the signal being transmitted.A transmission medium which is very common and used for both types of signals( Analog, digital) is Twisted pair. It is very available on very cheap … Read more

We use Wide Area network (WAN) in those cases where LAN cannot be used. When more than two computers are involved in the application, a switched communication facility is used to enable all the computers to communicate with one other at different times. When the computers are located in different sites, public carries facilities must … Read more

Objective of software testing is to check whether a software has errors or not and if it has then remove those errors. Before releasing a software last step or process is software testing and it is performed at the end of software development life cycle. Many people think that software testing is different from quality … Read more

Session initiation Protocol (SIP) is one of the signalling protocols which are used for communication between two bodies. Msn messenger, Skype and other telephone card companies use this protocol for providing communication facilities to the users .There are different entities are used in SIP network. Each entity has its own role in SIP communication. The … Read more

Open source means that a software whose source code is available to every one. A programmer can modify the source code of a program. That's why there are number of softwares which belong to open source and each open source software has something different and new. As open source has given opportunity to programs of … Read more

Connection oriented means that a connection must be established before sending the data from one point (end) to other end between two bodies. Connection oriented service gives the guarantee that data must be reached at the other end without any errors and duplication. The advantage of this service is that if due to some reasons … Read more

Data travels from one point to other point by using electromagnetic signals in a communications system. Two types of electromagnetic signals exist. One is called analog signal and other is called digital signal.In analog signal intensity varies smoothly with the passage of time. Examples of analog signal are voice and video, because in both cases … Read more

Data Link layer is the 2nd layer of the OSI model. It is used for the reliable transfer of data across data link being used. Data Link Layer gets the raw data from physical layer try to make physical link reliable and provides the methods to activate and maintain the link. It gives guarantee to … Read more

We can define data model as group of concepts used to describe the structure of a database. Here structure of database refers to data types, relationships and constraints that must hold for the data. Some data models also include basic operations for updating and retrieving data. Data model also allow a database designer to specify … Read more