Practical learningDon't just learn it.
Don't just learn it.
Show you can do it.
Work through a synthetic reconciliation exercise. Identify the discrepancies, check your reasoning and try a different dataset. The sample is free and scored in your browser.
For aspiring and working operations analystsFree preview · no signup
Available now / Free preview
The reconciliation challenge
Synthetic practice data. Compare invoice IDs, amounts and currencies. A correct total can still hide a bad match.
Download this dataset (.csv) ↓Feedback
Select the discrepancies, then check against the fixed answer key.
Runs locally in your browser. Inputs are not sent to Arxak or saved for later. Privacy details.
01 / How it worksA useful
A useful
first step.
Select the discrepancies and check your reasoning.
Switch to the second dataset for a new attempt.
02 / Availability & priceTry the preview.
Try the preview.
Know what comes next.
No card required. No order, subscription or reservation is accepted.
The reconciliation challenge
FreeNo signup
Two free practice datasets available. Paid enrolment is not open.
Try the challengePractical analyst cohort
US$99per planned two-week cohort place
Proposed cohort: three work simulations, feedback, an unfamiliar final task and an assessment report. Cohort dates and independent review are not confirmed.
What is not included
No accredited qualification, hiring endorsement, job placement or guaranteed learning or income outcome. The free sample uses a fixed answer key, not expert assessment.
Planning guide only. Scope, ability to deliver, delivery timing, applicable taxes, total price and cancellation/refund terms must be confirmed before any payment is requested.
03 / Good to know
A little more clarity.
What can I use today?
Two free practice datasets available. Paid enrolment is not open.
What does this preview not do?
No accredited qualification, hiring endorsement, job placement or guaranteed learning or income outcome. The free sample uses a fixed answer key, not expert assessment.
Where does my information go?
The preview runs in your browser. Inputs are not submitted to Arxak. Refreshing loses progress. Exported files are yours to manage. Hosting and font providers may process access information; see our Privacy page.
Can I buy the planned offer?
Not yet. The displayed price is a planning guide, not a checkout or binding quote. Delivery readiness and payment permissions must be confirmed before sales open. See Availability and Fulfilment & refunds.