Oracle provides a mechanism for automatically setting the required OS variables. This approach relies on two files: oratab and oraenv. You can think of the entries in the oratab file as a registry of what databases are installed on a box and their corresponding Oracle home directories. The oratab file is automatically created for you […]
Interview Questions
C Programming Basics – Interview Questions
1. What is Token? A token is a building block of a program. A C program consists of various tokens and a token is either a keyword, an identifier, a constant, a string literal, or a symbol. 2. What is Keyword? Keywords are special reserved words associated with some meaning. 3. What is keyword auto […]
JDeveloper Interview Questions
What is Oracle JDeveloper? Oracle JDeveloper is Oracle’s Java development tool for building, debugging and deploying business components and database applications for the Internet. What versions of Oracle JDeveloper are available? During its evolution, Oracle JDeveloper has gone through some major updates. As Oracle understands that it is not always possible to upgrade in the […]
Oracle RAC Interview Questions – Highly Available IP (HAIP)
1. What does HAIP stand for? Highly Available IP (address) 2. What clusterware version was HAIP introduced in? Oracle Grid Infrastructure 11.2.0.2 3. What is the purpose of HAIP? Haip has two primary functions: HAIP allows for redundant cluster interconnect NICs on cluster nodes without requiring any OS-level bonding, teaming or aggregating of the NICs. […]
Oracle Home Relinking Interview Questions and Answers
What is relinking? The predefined functions for any language are defined inside the library files for that language and it is required to Compile the code to create a binary format file (object file). The Object files are then linked together with OS libraries to create one executable file. Successful linking requires all the function […]
DHCP Interview Questions and Answers
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 […]
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 […]