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is Officer Interview Questions and Answers

Updated 8 Jun 2015

Q1. ETWORKS - Explain OSI model and TCP/IP model. Describe each layer with devices used in each layer. Questions on - ip v4, ip v6, subnet, subnet mask, network architecture,etc

Ans.

The OSI model and TCP/IP model are networking models that define how data is transmitted over a network.

  • OSI model has 7 layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application.

  • TCP/IP model has 4 layers: Network Interface, Internet, Transport, and Application.

  • Devices used in each layer vary, but examples include hubs, switches, routers, firewalls, etc.

  • IPv4 is the fourth version of the Internet Protocol, while IPv6 is the sixth version.

  • Subnetting...read more

Q2. difference between win 7 and 8

Ans.

Windows 7 and Windows 8 are different versions of the Microsoft operating system.

  • Windows 7 was released in 2009, while Windows 8 was released in 2012.

  • Windows 7 has a traditional Start menu, while Windows 8 introduced the Start screen.

  • Windows 8 has a more touch-friendly interface compared to Windows 7.

  • Windows 8 introduced the concept of live tiles on the Start screen.

  • Windows 8 includes built-in support for USB 3.0, while Windows 7 requires additional drivers.

  • Windows 8 has bett...read more

Q3. name atleast 4 operating systems

Ans.

Operating systems are software that manage computer hardware and software resources. Examples include Windows, macOS, Linux, and Android.

  • Windows - developed by Microsoft, widely used for personal computers

  • macOS - developed by Apple, used on Apple Macintosh computers

  • Linux - open-source operating system used on various devices

  • Android - mobile operating system developed by Google

Q4. how torrents work

Ans.

Torrents are a peer-to-peer file sharing protocol that allows users to download and share files efficiently.

  • Torrents use a decentralized network of computers called peers to distribute files.

  • A torrent file contains metadata about the files being shared and the trackers that coordinate the file transfer.

  • Peers connect to the tracker to obtain a list of other peers sharing the same file.

  • Once connected to peers, the file is downloaded in small pieces from multiple sources simulta...read more

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Q5. what is core2duo

Ans.

Core2Duo is a line of dual-core processors developed by Intel.

  • Core2Duo is a brand name for Intel's dual-core processors.

  • It was introduced in 2006 as a successor to the Pentium D.

  • Core2Duo processors offer improved performance and energy efficiency compared to their predecessors.

  • They are commonly used in desktop and laptop computers.

  • Examples of Core2Duo processors include E8400, E8500, and E8600.

Q6. architecture of windows 7

Ans.

Windows 7 is an operating system with a layered architecture that includes kernel, executive, and user mode components.

  • Windows 7 has a modular architecture with a layered design.

  • It consists of the kernel mode, executive mode, and user mode components.

  • The kernel mode provides low-level system services and manages hardware resources.

  • The executive mode handles higher-level system services like memory management and process scheduling.

  • The user mode includes the graphical user int...read more

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Q7. program for AVl tree

Ans.

An AVL tree is a self-balancing binary search tree where the heights of the left and right subtrees differ by at most one.

  • AVL tree is a type of binary search tree.

  • It maintains balance by performing rotations when necessary.

  • The heights of the left and right subtrees differ by at most one.

  • Insertion and deletion operations may require tree rotations to maintain balance.

is Officer Jobs

Kaivale Technologies -Vulnerability Analysis Officer - Nessus/Qualys (1-2 yrs) 1-2 years
Kaivale Technologies
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