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General (Computer Science) Solved Questions & Notes (2026) - Apex Rankers

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24 Total Solved Questions
~36 mins Estimated Reading Time
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24 Questions in this set
Select the best option for the following modern Computer Aptitude Test questions (covering AI, Cloud, Cybersecurity, and Modern Hardware):
Q. 1 Computer Aptitude Test
Difficulty: Medium (1 Mark)
Which 'reality' technology overlays digital info on the physical world?
A
VR
B
AR
✓ Correct
C
MR
D
XR
💡 Step-by-Step Explanation & Concept Rationale
Augmented Reality (AR) adds digital elements to a live view (e.g., Pokemon Go).
Q. 2 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'LIDAR'?
A
A lightbulb
B
Light Detection and Ranging
✓ Correct
C
A laser printer
D
A radar
💡 Step-by-Step Explanation & Concept Rationale
LIDAR uses laser light to measure distances and create 3D maps.
Q. 3 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'Metaverse'?
A
A web browser
B
Virtual social world
✓ Correct
C
A new phone
D
A data center
💡 Step-by-Step Explanation & Concept Rationale
A network of 3D virtual worlds focused on social connection.
Q. 4 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'FinTech'?
A
Final Tech
B
Financial Technology
✓ Correct
C
Fine Technology
D
Finland Tech
💡 Step-by-Step Explanation & Concept Rationale
Technology used to augment/automate financial services and processes.
Q. 5 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is a 'Digital Twin'?
A
A backup file
B
A virtual model of a physical object
✓ Correct
C
A second monitor
D
A dual-core CPU
💡 Step-by-Step Explanation & Concept Rationale
Digital twins are used to simulate and analyze the performance of real-world assets.
Q. 6 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'Industry 4.0'?
A
Building 4 houses
B
The Fourth Industrial Revolution (Smart tech)
✓ Correct
C
High speed industry
💡 Step-by-Step Explanation & Concept Rationale
It focuses on automation, data exchange, AI, and the Internet of Things in manufacturing.
Q. 7 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'GDPR'?
A
A graphic card
B
General Data Protection Regulation
✓ Correct
C
Global Data Path
💡 Step-by-Step Explanation & Concept Rationale
GDPR is a strict privacy and security law in the EU that protects personal data.
Q. 8 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'Metaverse'?
A
A web browser
B
Collective virtual 3D shared space
C
A persistent, online, 3D universe that combines multiple virtual spaces
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
Users can interact, work, and play in the metaverse using VR/AR.
Q. 9 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'AR' (Augmented Reality)?
A
Full VR
B
Digital info overlaid on the real world
C
Technology that adds digital elements to a live camera view
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
Examples include Pokémon Go and filters on apps like Snapchat/Instagram.
Q. 10 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'Spatial Computing'?
A
Computing in space
B
Technology that interacts with the 3D physical world
C
Human-machine interaction where the computer senses the 3D environment
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
This is the foundation for devices like the Apple Vision Pro and Meta Quest.
Q. 11 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is an 'eSIM'?
A
A big SIM card
B
Digital SIM embedded in a device
C
An industry-standard digital SIM that allows activating cellular plans
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
eSIMs remove the need for a physical, removable SIM card.
Q. 12 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'Cobot' (Collaborative Robot)?
A
A robot thief
B
Robot designed to work alongside humans
C
A robot that interacts with humans in a shared workspace
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
Cobots are safer and more versatile than traditional industrial robots.
Q. 13 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'Legacy System'?
A
New system
B
An old, outdated computer system still in use
C
A system that is no longer modern but is still critical for a business
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
Replacing legacy systems is often difficult and expensive.
Q. 14 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'FinTech'?
A
Final Tech
B
Financial Technology
✓ Correct
C
Fine Tech
💡 Step-by-Step Explanation & Concept Rationale
This includes mobile banking, crypto, and investment apps.
Q. 15 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'HealthTech'?
A
Fitness app
B
Technology used to improve healthcare and wellness
C
Software/hardware for patient care, diagnostics, and management
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
This includes wearable monitors and telemedicine platforms.
Q. 16 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'EdTech'?
A
Easy Tech
B
Educational Technology
C
Hardware/software used to enhance learning and teaching
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
This includes online courses, interactive whiteboards, and LMS.
Q. 17 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'Green Computing'?
A
Using green PCs
B
Designing/using computers in an environmentally-friendly way
C
Practice of reducing the environmental impact of technology
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
It includes using energy-efficient hardware and proper e-waste disposal.
Q. 18 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'E-waste'?
A
Electronic mail
B
Electronic waste (discarded devices)
C
Discarded electrical or electronic devices
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
Proper recycling of e-waste is critical due to toxic materials.
Q. 19 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'Computer Ethics'?
A
Coding laws
B
Set of moral principles that govern computer use
C
Guidelines for using technology in a fair, legal, and honest way
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
This includes concerns about privacy, piracy, and harassment.
Q. 20 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'Digital Divide'?
A
A broken PC
B
Gap between those with and without access to technology
C
The social and economic inequality regarding access to ICT
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
It is a major issue in both developing and developed nations.
Q. 21 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'Telecommuting'?
A
Commuting via bus
B
Working from a remote location using technology
C
Using ICT to work from home or another location outside the office
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
It became widespread globally during and after the pandemic.
Q. 22 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'Gig Economy'?
A
Fast economy
B
Labor market characterized by short-term contracts/freelance
C
A system where temporary, flexible jobs are common
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
This includes platforms like Uber, Upwork, and Fiverr.
Q. 23 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'Cloud Gaming'?
A
Playing in sky
B
Streaming games from a server instead of local hardware
C
Playing high-end games using cloud servers and video streaming
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
This allows users to play powerful games on simple devices.
Q. 24 Computer Aptitude Test
Difficulty: Medium (1 Mark)
What is 'Synthetic Reality'?
A
Fake world
B
Reality created using AI-generated content (VR/AR/Meta)
C
Environments and media generated artificially by computers
✓ Correct
💡 Step-by-Step Explanation & Concept Rationale
This is the ultimate goal of metaverse and immersive tech.
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