10+ NAP Engineer Interview Questions and Answers

Modem, router, and switch configuration involves setting up network settings, security protocols, and IP addresses.

• Connect modem to WAN port of router

• Configure router with network name and password

• Set up security protocols like WPA2

• Assign IP addresses to devices connected to switch

• Configure VLANs on switch for network segmentation

SQL injection is a type of cyber attack where malicious SQL statements are inserted into an entry field to manipulate a database.

• SQL injection can be used to steal sensitive information or modify data in a database.

• It can be prevented by using parameterized queries and input validation.

• SVM (Support Vector Machine) and Random Forest are machine learning algorithms used for classification and regression tasks.

• SVM tries to find the best hyperplane that separates data into differ...read more

Business process outsourcing involves contracting out specific business tasks to third-party vendors.

• Business process outsourcing (BPO) can help companies reduce costs by delegating non-core functions to external providers.

• Part-time outsourcing involves hiring external vendors on a temporary or as-needed basis.

• Third-party outsourcing refers to contracting out tasks to specialized service providers.

• Examples of BPO include customer service outsourcing, IT outsourcing, and finan...read more

SSL layer in CN refers to the use of Secure Sockets Layer to encrypt data transmitted over a network.

• SSL layer provides secure communication between client and server

• It uses encryption to protect data from unauthorized access

• CN refers to Common Name in SSL certificate

• SSL layer is now replaced by TLS (Transport Layer Security)

Networking is the practice of connecting devices and systems to share resources and information.

• Networking involves the use of hardware and software to connect devices and systems.

• It allows for the sharing of resources such as printers, files, and internet connections.

• Networking can be done through wired or wireless connections.

• Examples of networking technologies include Ethernet, Wi-Fi, and Bluetooth.

• Networking is essential for communication and collaboration in modern busin...read more

An IP address assigned to a device on a network to identify it and enable communication with other devices.

• UP address is also known as IPv4 or IPv6 address.

• It is a numerical label assigned to each device connected to a network.

• It is used to identify and communicate with other devices on the same network.

• For example, 192.168.1.1 is a common UP address used for routers.

• UP addresses can be static or dynamic, depending on how they are assigned.

The Medallion architecture is a data management framework that organizes data into layers for efficient processing and analysis.

• Layered Approach: Data is organized into Bronze, Silver, and Gold layers, each serving a specific purpose.

• Bronze Layer: Raw data is ingested and stored in its original format, e.g., logs or CSV files.

• Silver Layer: Data is cleaned, transformed, and enriched for analysis, e.g., removing duplicates or filling missing values.

• Gold Layer: Aggregated and cu...read more

Java is a high-level, object-oriented programming language designed for portability and performance across platforms.

• Developed by Sun Microsystems in 1995.

• Platform-independent due to the Java Virtual Machine (JVM).

• Supports object-oriented programming principles like inheritance, encapsulation, and polymorphism.

• Widely used for building enterprise-level applications, mobile apps (Android), and web applications.

• Example: A simple Java program to print 'Hello, World!' uses the mai...read more

Python is a versatile, high-level programming language known for its readability and wide range of applications.

• Easy to Learn: Python's syntax is clear and intuitive, making it an excellent choice for beginners. Example: print('Hello, World!')

• Extensive Libraries: Python has a rich ecosystem of libraries and frameworks, such as NumPy for numerical computing and Django for web development.

• Cross-Platform: Python runs on various operating systems, including Windows, macOS, and Li...read more