Computer riddles are a form of puzzle or brain teaser that involve concepts, terminology, or scenarios related to computers and technology. They challenge one’s knowledge and understanding of computer science, software, hardware, coding, and other technological concepts.
They can be used in educational settings to make learning about computer science more engaging and fun, helping students to better understand and retain complex concepts. As a parent, you can make your kids solve these riddles to improve their knowledge of computers.
After learning so much about riddles, go and check out the list of various computer riddles given below. They will help you improve your problem-solving skills and logical reasoning.
Computer Riddles for Kids
Que : I have keys but can’t open locks. I have a screen but can’t display images. What am I?
Answer : A keyboard
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Que : I store your data, spin around, and click when you access me. What am I?
Answer : A hard drive
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Que : I have no legs, but I can run all day. What am I?
Answer : A computer
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Que : What has keys that open no locks, space but no room, and you can enter but not go inside?
Answer : A keyboard
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Que : What do you get when you cross a computer and a lifeguard?
Answer : A screensaver
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Q. If a computer processes 1,000 instructions per second, how many instructions can it process in 10 minutes? A. 600,000 instructions Solution: 1 minute = 60 seconds 10 minutes = 10 * 60 = 600 seconds Instructions per second = 1,000 Total instructions in 10 minutes = 1,000 * 600
Que : If you have 10 gigabytes of data and you delete half, how much data do you have left?
Answer : 5 gigabytes
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Que : If a computer program takes 5 hours to run on one computer, how long will it take to run the same program on 10 computers?
Q. A file is 1 GB in size. If it is transferred over a network at a speed of 5 MB per second, how long will it take to transfer the entire file? Answer: 204.8 seconds Solution: 1 GB = 1,024 MB Transfer speed = 5 MB/second Time to transfer = 1,024 MB / 5 MB/second
Que : If a computer screen is 1920 pixels wide and you divide it into 8 equal sections, how wide is each section?
Answer : 240 pixels
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Que : I have a mouse but don’t live in a house. What am I?
Answer : A computer
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Que : I have circuits but no electricity of my own. I process data but can’t think for myself. What am I?
Answer : A computer processor (CPU)
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Que : I have a pointer but no fingers. I click but can’t touch. What am I?
Answer : A computer mouse
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Que : I have a pointer but no fingers. I click but can’t touch. What am I?
Answer : A computer mouse
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Q. You have a USB drive with a capacity of 64 GB. You have 16 video files, each 3 GB in size. Can you fit all the video files on the USB drive? Answer: Yes, you can fit all the video files on the USB drive. Solution: Total size of 16 video files = 16 * 3 GB = 48 GB USB drive capacity = 64 GB Since 48 GB < 64 GB
Que : What has a heart that doesn’t beat?
Answer : A computer (heart refers to the CPU or central processing unit)
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Que : What can travel around the world while staying in a corner?
Answer : A stamp (related to computer: email)
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Que : What starts with an “e,” ends with an “e,” and contains one letter?
Answer : An envelope (related to computer: email)
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Que : If a computer screen is 24 inches wide and you divide it into 4 equal sections, how wide is each section?
Answer : 6 inches
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Q. If a computer’s hard drive has a capacity of 500 GB and it is 70% full, how much space is left? Answer: 150 GB Solution: Total capacity = 500 GB Used space = 70% of 500 GB = 0.70 * 500 = 350 GB Free space = 500 GB – 350 GB
Que : If you have 8 computer servers and you add 2 more, how many servers do you have in total?
Answer : 10 servers
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Que : If a computer program requires 100 megabytes of memory and you have 500 megabytes available, how much memory is left after running the program?
Answer : 400 megabytes
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Que : What do you call a program that bugs you?
Answer : A feature
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Q. A processor runs at 2.5 GHz (gigahertz). How many cycles does it complete in one second? A. 2.5 billion cycles per second Solution: 1 GHz = 1 billion cycles 2.5 GHz = 2.5 * 1 billion cycles
Que : I have keys that are not for opening doors. I have a screen but am not a window. What am I?
Answer : A laptop
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Que : I have a motherboard but am not a parent. I have RAM but am not a goat. What am I?
Answer : A desktop computer
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Que : I have ports but am not a ship. I have pixels but am not a painting. What am I?
Answer : A monitor
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Que : What has eyes but cannot see?
Answer : A webcam
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Que : What can run but never walks, has a mouth but never talks?
Answer : A computer program
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Que : If you have a computer with 16 gigabytes of RAM and you use 6 gigabytes to run a game, how much RAM do you have left?
Answer : 10 gigabytes
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Que : If a computer screen has a resolution of 1920 x 1080 pixels, how many pixels are there in total?
Answer : 2,073,600 pixels (1920 x 1080 = 2,073,600)
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Que : If you have 10 computer processors and each can perform 5 billion calculations per second, how many calculations can they perform in one minute?
Answer : 300 billion calculations (10 processors x 5 billion calculations/second x 60 seconds = 300 billion calculations)
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Que : I have buttons but no clothes. I process commands but am not a chef. What am I?
Answer : A remote control
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Que : I have a cursor but no pencil. I have windows but no glass. What am I?
Answer : A computer screen
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Que : I have a cursor but no pencil. I have windows but no glass. What am I?
Answer :
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Que : What has a heart that doesn’t beat and can live without a brain?
Answer : A computer
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Q. If a network transfers data at a rate of 100 Mbps (megabits per second), how much data is transferred in one hour? A. 45,000 MB (or 45 GB) Solution: 1 hour = 60 minutes = 60 * 60 seconds = 3,600 seconds Data transfer rate = 100 Mbps Total data transferred = 100 Mbps * 3,600 seconds 1 Mbps = 1 megabit per second = 1,000,000 bits per second Total data in bits = 100 * 1,000,000 * 3,600 bits Convert bits to megabytes (1 byte = 8 bits): (100 * 1,000,000 * 3,600) / 8 / 1,000,000 (bits to MB)
Que : If you have 8 computer monitors and connect each to a computer, how many computers are there?
Answer : 8 computers
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Que : If a computer processor has 8 cores and each core can handle 4 threads, how many threads can it handle in total?
Answer : 32 threads (8 cores x 4 threads/core)
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Que : I am a box that can think. I process data but have no emotions. What am I?
Answer : A computer
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Que : What has a mind of its own but no body?
Answer : Artificial intelligence (AI)
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Que : What has billions of eyes but can’t see?
Answer : The internet
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Que : If you have 3 computer servers and each can handle 1000 requests per second, how many requests can they handle in total per second?
Answer : 3000 requests per second
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Our collection of computer riddles is both engaging and informative, providing a perfect learning for those interested in technology.
The detailed solutions offer clear explanations, ensuring that even complex concepts are easily understood.
This approach not only challenges the reader’s problem-solving skills but also improves their knowledge of computers in a captivating manner.
I’m a former teacher (and mother of Two Childs) with a background in child development. Here to help you with play-based learning activities for kids. ( Check my Next startup Cledemy.Com)
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