Data Structure
Networking
RDBMS
Operating System
Java
MS Excel
iOS
HTML
CSS
Android
Python
C Programming
C++
C#
MongoDB
MySQL
Javascript
PHP
Time constraints are an important factor to consider when managing a project. It is essential that the timeline of the project be kept in mind and adhered to so that all tasks, milestones, and deadlines can be properly met. Time management should involve careful planning which identifies the amount of time each task will take, incorporates information on how much time is available for completing tasks, and creates realistic estimates for deliverables. Cost constraints relate to finances or resources required for executing the project within a certain timeframe and budget. The goal must include utilizing different cost-saving strategies such ... Read More
Data WarehouseA data warehouse is a type of data management system which help perform activities such as business analysis and support business intelligence. A large amount of data set is collected from different sources and analyses are performed to make quick and effective decisions by providing necessary information. It consistently provides information and makes the data accurate, verified, and adaptive in nature. A large amount of historical data is provided to perform the analysis. Also, data warehouse helps in recovering from database failure and are a feature of the data mining process. Difficulties in Implementing Data warhouse To ... Read More
In today's business environment, organizations must continuously explore and adopt effective project management approaches to remain competitive. Innovative project management practices enable an organization to complete projects in a timely and cost-efficient manner while maximizing resources. These practices include such strategies as Agile methodology, Lean Six Sigma approaches, Total Quality Management (TQM), Risk Management (RM) techniques, as well as Earned Value Project Methodology (EVPM). Each of these techniques offers unique advantages for the successful completion of any project or program. Agile methodology is focused on customer satisfaction and responsiveness, breaking up large projects into smaller pieces with consistent ... Read More
Throughout history, innovation has been the key to driving progress and success. Every great thing that human beings have achieved is because of an innovative approach, whether it’s something as simple as creating a more efficient way of doing mundane tasks or coming up with revolutionary ideas. However, just having an idea is not enough; there needs to be someone who can take this idea and make sure that it comes to fruition. This is where project management comes in – good project management enables organizations to nurture innovative solutions from concept through completion successfully. Project Management ... Read More
Reflection is a critical skill that can be used to evaluate and improve performance. When incorporated into projects, it can have psychological benefits as well, such as increased self-awareness and greater job satisfaction. It helps team members identify the lessons learned from their past experiences in order to build on those for future endeavors. Reflection also allows for honest feedback about the successes or failures of a project; this information can then be used to enhance processes and prevent similar mistakes from occurring in future initiatives. Finally, allowing team members the chance to assess themselves allows them to recognize ... Read More
Database Languages Database languages are used to read, store and update the data in the database. Specific languages are used to perform various operations of the database. Types of Database Languages DDL(Data Definition Language) Data Definition Language(DDL) is used for describing structures or patterns and its relationship in a database. It is also used to define the database schema, tables, index, Constraints, etc. It can also be used to store information like the number of tables, names, columns, indexes, etc. The commands only affect the database structure and not the data. The commands ... Read More
It refers to a language that is used to insert, delete and update data in a database. It is used for the manipulation of data in the database.DCL is used together with DML because the changes made by dml wouldn't be saved permanently and have a chance of rolling back. Here are three DML commands: Insert into command It is used to insert a data row in a table. Syntax INSERT INTO table_name(col1, col2, col3, ..) VALUES (value1, value2, value3, ...); or INSERT INTO table_name VALUES (value1, value2, value3, ...); Example This example will show the ... Read More
Data manipulation is the handling of data in a database server. The data is handled and manipulated by using different types of commands which are present in a query. It helps us perform different types of operations on databases. There are four data manipulation commands. Insert It is used to insert data into the table. It can be used for adding more data to a pre−existing table. The motive is to insert the data into the table by using an INSERT statement. Syntax INSERT INTO table_name(parameters) VALUES (values_for_parameter); Here, table_name is the name of the ... Read More
Data management that allows to access data from devices is the main problem. The mobile database allows applications to access data from devices even when on the move. It is a database that connects devices over a wireless network. Here, the client and server have a wireless connection. The wired connections have the entire database distributed with full or partial replication. Fixed hosts are there to perform data management with the help of database servers. Base stations are present at fixed locations to pass communication with the mobile units to and from the fixed hosts. Issues that arise in ... Read More
A temporary work area known as a cursor is established in the system memory whenever DML statements are performed. Although a cursor may contain many rows, processing−wise, only one row is taken into consideration. Cursors are very helpful to the kind of DBMSs like Oracle, Mysql, SQL servers, etc. A cursor is a control structure to go through database records and is used in databases. Cursors are of two types Implicit Cursors Explicit Cursors Implicit Cursors If you don't use an explicit cursor for the statement, Oracle will create implicit cursors while the SQL statement is performed. Some ... Read More