What is DHCP? DHCP stands for “Dynamic Host Configuration Protocol”. How can I prevent unauthorized laptops from using a network that uses DHCP for dynamic addressing? This would have to be done using a mechanism other than DHCP. DHCP does not prevent other clients from using the addresses it is set to hand out nor […]
Interview Questions
SAP Interview Questions and Answers
What is SAP? SAP is software that was built up in the year 1972 by Five German Engg., as they were working in IBM, SAP (System, Application, And Product In data processing) is Worlds largest ERP (Enterprises Resource Planning) software. What is ERP? ERP is a package with the techniques and concepts for the integrated […]
LDAP Interview Questions and Answers
What is LDAP? LDAP stands for Lightweight Directory Access Protocol. In plain and simple terms, it is a database whereby it has all the details of all the organizations, individuals, and other resources such as files and devices in a network, whether on the Internet or on the corporate intranet, and whether or not you […]
Active Directory Interview Questions and Answers
What Is Active Directory? Active Directory consists of a series of components that constitute both its logical structure and its physical structure. It provides a way for organizations to centrally manage and store their user objects, computer objects, group membership, and define security boundaries in a logical database structure. What is the Purpose of Active […]
Network Management Interview Questions and Answers
What is the difference between a hub, a switch, and a router? A hub is a small, simple, low-priced device that joins multiple computers together. A switch is a small hardware device that joins multiple computers together within one local area network (LAN) and they operate at layer 2 of the OSI model. Routers are […]
Networking Protocols Interview Questions and Answers
Explain the functionality of PING Ping Is particularly used to check if the system is in-network or not. It also gives packet lost information. In windows, the ping command is written as ping ip_address. The output returns the data packets information. The number of packets sent, received, and lost is returned by PING. What is […]
Network Security Interview Questions and Answers
What is Data encryption? Data encryption ensures data safety and is very important for confidential or critical data. It protects data from being read, altered, or forged while transmission. What is the Public Key Encryption? Public key encryption uses a public and private key for encryption and decryption. In this mechanism, the public key is […]
Adobe Photoshop Interview Questions and Answers
What is Photoshop? Adobe Photoshop is a professional image editing software package that can be used by experts and novices alike. While this handout offers some very basic tips on using the tools available in Photoshop, more comprehensive guidance can be accessed on the web or in the help menu of your version of Photoshop. […]
Ajax Interview Questions and Answers
What’s AJAX? AJAX (Asynchronous JavaScript and XML) is a newly coined term for two powerful browser features that have been around for years, but were overlooked by many web developers until recently when applications such as Gmail, Google Suggest, and Google Maps hit the streets. Asynchronous JavaScript and XML, or Ajax (pronounced “Aye-Jacks”), is a […]
Java Hibernate Interview Questions and Answers
What is hibernate (Java)? Hibernate is an object-relational mapping (ORM) library for the Java language, providing a framework for mapping an object-oriented domain model to a traditional relational database. Hibernate solves object-relational impedance mismatch problems by replacing direct persistence-related database accesses with high-level object handling functions. Why do you need an ORM tool like Hibernate? […]