CoCubes Test Pattern 2026: Full Syllabus by Section

CoCubes is a pre-assessment platform used by companies to screen engineering and MBA freshers before inviting them to technical interviews. Scores are shared across 500+ participating companies without candidates needing to sit separate aptitude tests for each recruitment drive.

What Is CoCubes and Who Runs It

CoCubes Technologies was founded as a campus hiring enabler connecting colleges, students, and companies. Aon, the global professional services firm, acquired CoCubes in 2016 and operates the platform under the CoCubes brand today.

The test runs online in a proctored environment. Candidates register on the CoCubes portal, pay a one-time fee (Rs 1,200 plus GST as of current rates per Testbook’s May 2026 overview), take the assessment, and receive a score report. Companies draw from that candidate pool and set their own cutoffs by job profile, rather than running a separate aptitude test for every recruitment drive.

Four broad job profiles use CoCubes scores:

• IT Product
• IT Services
• KPO
• Core Engineering

Which modules you need depends on which profile you are targeting. An IT Product shortlist typically requires a higher coding score than an IT Services role. A core engineering role may skip the coding module entirely and focus on domain marks.

CoCubes Test Pattern 2026: All Modules at a Glance

The full engineering-domain test structure is shown below. Not every company activates all six modules; the aptitude section is almost always included.

Module	Questions	Time
Aptitude (Numerical + Logical + English)	45 (15 each)	45 min
Computer Fundamentals	15	15 min
Psychometric	50	20 min
Domain (branch-specific)	20	20 min
Coding	3	45 min
Written English Test (WET)	1	25 min

Sections are sequential. You complete each module before moving to the next, and you cannot return to a previous section once time runs out.

Section-by-Section Syllabus

Numerical Reasoning (15 questions)

Topics drawn from standard quantitative aptitude:

• Time and work; speed and distance
• Profit and loss; percentages
• Number systems; averages; ratios
• Algebra and equations
• Data interpretation

Logical Reasoning (15 questions)

This section tests pattern recognition and deductive thinking:

• Visual reasoning; attention to detail
• Blood relationships; coding-decoding
• Statement and conclusions
• Series and sequences; flowcharts

For topic-wise practice, see CoCubes logical reasoning practice questions.

English Usage (15 questions)

Grammar and vocabulary are both tested:

• Articles, prepositions, tenses
• Sentence correction; voice and speech
• Synonyms, antonyms, idioms and phrases
• Reading comprehension

Computer Fundamentals (15 questions)

Covers the equivalent of a first-year CS syllabus:

• Operating system basics
• Database management fundamentals
• Networking concepts
• Computer architecture overview

Domain Module (20 questions, branch-specific)

You select the module relevant to your branch. Available options include:

• Computer Science: Data structures, OOPS, OS, DBMS, networks, algorithms, digital circuits. See CoCubes Computer Science domain questions for topic-wise examples.
• Electronics Engineering: Analog and digital electronics, communication systems, microprocessors, network analysis.
• Electrical Engineering: Magnetic circuits, power systems, control systems, electrical machines.
• Mechanical Engineering: Strength of materials, thermodynamics, fluid mechanics, manufacturing processes.
• Civil Engineering: Strength of materials, fluid mechanics, geotechnical engineering, structural design.
• Chemical Engineering: Process fundamentals, thermodynamics, fluid mechanics.

If your branch is not listed, pick the module closest to your curriculum. The module is worth 20 marks; most companies set a minimum domain score for branch-specific profiles.

Coding Module (3 questions)

Three programming problems to solve in 45 minutes. Problems typically span easy to medium difficulty:

• String manipulation and array operations
• Sorting and searching algorithms
• Basic data structures (stacks, queues, linked lists)

Languages accepted include C, C++, Java, and Python. For worked examples, see CoCubes coding questions with worked solutions.

Written English Test (1 question)

A short written-response task completed in 25 minutes. Tests coherence, grammar, and the ability to communicate in structured English. This module is most relevant for customer-success and KPO profiles.

Scoring, Eligibility, and Score Validity

How CoCubes Scores Work

CoCubes uses a percentile-based scoring system across sections. According to the CoCubes official FAQ:

• 60% in each section is considered an acceptable score
• An overall score of 550 or above is considered good
• A score above 600 increases job-offer probability significantly for most profiles

Companies define cutoffs per job profile. A candidate who scores 600 overall but falls below the minimum coding cutoff set by that company may still be ineligible for IT product roles. Sectional scores matter as much as the aggregate.

Eligibility Criteria

• Degree: B.E / B.Tech / MCA / MBA / BCA (any discipline)
• Academic score: 60% or above in class 10
• Backlogs: no active backlogs typically required for most company profiles
• Graduation year: companies specify eligible batches when posting drives

Score Validity and Retakes

CoCubes scores are valid for one year. If you retake the test, the platform automatically applies the sectional best across all your attempts, with no penalty for the sections where you scored lower the second time. A stronger logical reasoning score on attempt two replaces the weaker score from attempt one.

Preparing for Each CoCubes Module

Aptitude

The 45-question aptitude module runs at roughly one question per minute. The time pressure is the main challenge, not the difficulty. Timed practice sets are more useful than untimed topic drills.

Numerical Reasoning: prioritise time-and-work, percentages, and profit-and-loss. These three topics account for a large share of aptitude questions across most Indian assessment platforms.

Logical Reasoning: visual reasoning and coding-decoding are high-yield topics. One session of 20 practice problems per topic is enough to build pattern familiarity before switching to full timed mocks.

English Usage: grammar questions such as sentence correction and tense errors are more predictable than vocabulary questions. Prioritise grammar if your preparation time is limited.

Computer Fundamentals

This section rewards candidates who have kept up with their core curriculum. Revise OS scheduling, SQL basics, and OSI layer concepts. One to two days of focused revision is usually sufficient for candidates who have taken these courses.

Domain Module

Work through your branch’s standard topics from the syllabus listed above. The Computer Science module overlaps with topics that appear in GATE and TCS NQT technical rounds, so domain preparation here extends across multiple tests.

Coding Module

Two observations from the test structure worth keeping in mind:

• Most students spend 30 to 35 minutes on the first two problems and rush the third. Allocate time per problem before you start writing code.
• A working solution that handles basic cases scores better than an optimised but incomplete one.

Written English Test

One question in 25 minutes. Plan your response for two to three minutes before writing. A coherent three-paragraph structure with a clear position scores better than a longer but meandering answer.

The CoCubes coding module asks 3 questions in 45 minutes. That window measures algorithmic thinking, but companies reviewing IT product shortlists also look at project work and GitHub activity alongside CoCubes scores. If you want to build AI-adjacent projects that strengthen that side of your profile before placement season, TinkerLLM is a starting point at Rs 299, built around working projects rather than passive tutorials.