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BANKERS TUTORIAL · IBPS & RRB · EXAM-PLANNING GUIDE

Study plan: Networks, addresses and name resolution

Distinguish local networking, inter-network routing and domain-name resolution, using a simple browser request to separate the roles of switches, routers, DNS and the application seen by a user.

01 / 03Learn with a clear direction

2 min read Original learning material · Prepared 14 Oct 2026

This is an original preparation plan, not a new examination announcement. Check dates, stages, eligibility and application instructions in the issuing authority’s current notice.

01 / UNDERSTANDING

Plan your preparation

Use one labelled diagram before learning abbreviations. Revisit it with different failure symptoms, keeping possible explanations separate from facts that the scenario actually confirms.

02 / UNDERSTANDING

The concept in context

A network connects computing devices so they can exchange data and share resources. A local switch commonly connects devices within a network, while a router forwards traffic between networks. These roles are different from a browser, which is an application the user operates to request and display web content.

03 / UNDERSTANDING

A worked learning case

Original educational case. In an original scenario, an office computer can print to a local network printer but cannot open an external website. Local communication works, so the symptom alone does not prove that every network component failed. Possible causes belong to other stages such as external connectivity, name resolution or the destination service; the case does not identify one without more evidence.

ORIGINAL EDUCATIONAL PRACTICE

Try it before you check.

Original practice: Which role is most associated with forwarding traffic between networks: router or word processor?

Show the answer and reasoning

Router.

A router handles forwarding between networks, using network-layer addressing and routing information. A word processor is an application for editing documents and does not perform that role simply because it runs on a connected computer. The distinction is functional, so a definition should identify what a component does rather than rely only on its familiar name.

Two traps to watch for.

  • Treating a browser and the internet as the same component.
  • Assuming local connectivity proves an external service is reachable.

YOUR TOPIC-SPECIFIC LEARNING MAP

Build your next study session

  1. Draw a local network and its router.

  2. Label the browser as an application.

  3. Explain name lookup separately from website response.

Explain the idea, apply it to a new situation, then check what changed in your reasoning.

BANKERS TUTORIAL · SOURCE NOTES

Keep the source alongside your notes.

Official links provide subject context and authoritative reference material. This guide’s explanation, scenario and question are original Bankers Tutorial learning content.

  1. www.ibps.in https://www.ibps.in/
  2. ncert.nic.in https://ncert.nic.in/textbook.php?lecs1=10-13

For IBPS & RRB preparation, check the current official notice before relying on changing dates, rules or examination requirements.

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