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Part 1: ITIL Basics 1. What is ITIL? ITIL (Information Technology Infrastructure Library) is a systematic approach to delivering high-quality IT services. It provides a common language with well-defined terms and a flexible framework for organizations to develop their service management models. 2. What are ITIL-based models adopted by organizations? Several organizations have adopted ITIL-based models: Microsoft  – MOF (Microsoft Operations Framework) Hewlett-Packard (HP)  –

Hardware & Connectivity Where do you terminate SCSI? A: At both ends. What would cause your IP address to change each time you log onto the network? A: A DHCP server has been installed. What are the jumpers on a network card used to set? A: I/O address. Which bus supports both 8-bit and 16-bit cards? A: ISA. Which bus has a 16-bit path? A: ISA. Which is both a 16-bit and 32-bit bus? A: EISA. Which system board has a 64-bit bus? A: PCI. Which bus uses DMA channels? A: Sound Ca

1. What is Active Directory? Answer: Active directory authorizes and authenticates all users and computers in a Windows domain network, ensuring the security of the computer and software. Through active directory, various functions can be managed like creating admin users, connecting to printers, or external hard drives. 2. What is DHCP and what is it used for? Answer: DHCP stands for dynamic host configuration protocol. It is used to allocate IP addresses to a large number

Top Palo Alto Interview Questions and Answers for 2025 Question 1: How many deployment models are available in Palo Alto? Answer: Palo Alto offers multiple deployment models: Tap Mode : Connects the firewall to a switch SPAN or mirror port, passively collecting and logging traffic. Layer 2 Mode : Operates in switching mode, where all interfaces are in the same subnet. Layer 3 Mode : Functions like a router, with interfaces in different subnets, supporting routing, static, an