Google IT Support study plan

Recite the troubleshooting methodology step by step for three different failure scenarios, naming the step and justifying the next action each time.

Rewrite five vague end-user complaints into clarifying questions that separate symptom from underlying cause.

Explain the practical difference between TCP and UDP and name one common application that depends on each.

Diagram the full path of a web request from client to server, labeling DNS, DHCP, default gateway, and router.

Convert between binary, decimal, and CIDR notation for 20 addresses and subnet masks without a calculator.

Distinguish public from private addressing and identify where NAT is acting in a given scenario.

Trace a DNS lookup and a DHCP lease end to end, naming every server role involved.

Diagnose three broken-connectivity scenarios using ping, traceroute, and nslookup, writing the conclusion before checking the answer.

Boot a Linux virtual machine and locate 15 files using cd, ls, pwd, find, and grep from the command line only.

Change ownership and permissions with chmod and chown, then verify the result with ls -l.

Compare Windows NTFS permissions against Linux permission bits in a side-by-side written table.

Identify and terminate a runaway process using Task Manager on Windows and top/ps/kill on Linux.

Create, modify, and delete user accounts and groups on both Windows and Linux, then verify effective permissions from the other account.

Install, update, and remove software with a Linux package manager and a Windows installer, recording each version change.

Explain partitions, file systems, and mount points and point to where each appears in a real machine's configuration.

Answer 30 mixed practice questions on OS and system administration and log every miss with the reason it was missed.

Establish a remote shell session over SSH and explain how key-based authentication differs from password authentication.

Back up a directory, delete a file, restore it from the backup, and verify integrity.

List the power, cooling, and cabling factors to check in a server-room or data-center walkthrough.

Automate one repetitive support task with a short bash or PowerShell script and document it with comments.

Apply the CIA triad to three scenarios and name which leg is threatened in each.

Enable multi-factor authentication on a personal account and document the account-recovery path in case the second factor is lost.

List eight phishing red flags and write the escalation procedure for a user who has already clicked a link.

Explain encryption at rest versus encryption in transit and locate each in a laptop-plus-cloud-storage scenario.

Distinguish authentication, authorization, and accounting with one concrete example of each.

Write prompts that generate a troubleshooting checklist and a plain-language explanation of a Linux command, then verify every claim against official documentation.

Use an AI assistant to generate 20 security practice questions, answer them, and grade your own responses against source material.

Identify three situations in IT support where following AI output blindly would be unsafe and state the verification step for each.

Produce a five-bullet summary of an incident report from an AI draft that you edit for factual accuracy.

Draft, test, and refine three prompts for summarizing a support ticket, drafting a user reply, and explaining an error message to a non-technical person.

Retake every question missed in weeks 1 through 7 and reach 100% on the second pass.

Complete two timed 60-question mixed practice exams and record the score for each domain.

Reconstruct a one-page cheat sheet of key commands, port numbers, and security terms from memory, then correct it against your notes.