NSE.IT IT Engineer Interview Questions and Answers

Networking is the practice of connecting computers and other devices to share resources and communicate with each other.

• Networking involves the use of hardware devices like routers, switches, and cables to create a network.

• It also includes the use of software protocols like TCP/IP to enable communication between devices.

• Networking allows for sharing resources such as files, printers, and internet connections among conn...read more

Hardware refers to the physical components of a computer system that can be touched and seen.

• Includes components like CPU, motherboard, RAM, hard drive, graphics card, etc.

• Responsible for processing data and executing instructions.

• Examples: keyboard, mouse, monitor, printer.

DataWindow is a GUI control in PowerBuilder used to display and manipulate data from a database.

• DataWindow can be used to retrieve data from a database, display it in a tabular format, and allow users to edit the data.

• It supports various data sources such as SQL, ODBC, and XML.

• DataWindow can also be used to create reports and graphs.

• It provides various features such as sorting, filtering, grouping, and computed columns...read more