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Year 11 Exam  >  Year 11 Tests  >  Computer for GCSE/IGCSE  >  Test: Number Systems - Year 11 MCQ

Test: Number Systems - Year 11 MCQ


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10 Questions MCQ Test Computer for GCSE/IGCSE - Test: Number Systems

Test: Number Systems for Year 11 2024 is part of Computer for GCSE/IGCSE preparation. The Test: Number Systems questions and answers have been prepared according to the Year 11 exam syllabus.The Test: Number Systems MCQs are made for Year 11 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Number Systems below.
Solutions of Test: Number Systems questions in English are available as part of our Computer for GCSE/IGCSE for Year 11 & Test: Number Systems solutions in Hindi for Computer for GCSE/IGCSE course. Download more important topics, notes, lectures and mock test series for Year 11 Exam by signing up for free. Attempt Test: Number Systems | 10 questions in 20 minutes | Mock test for Year 11 preparation | Free important questions MCQ to study Computer for GCSE/IGCSE for Year 11 Exam | Download free PDF with solutions
Test: Number Systems - Question 1
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Which numbering system operates on a base-10 model and employs ten digits from 0 to 9?

Detailed Solution for Test: Number Systems - Question 1
The denary system is also known as the decimal system, which uses ten digits (0-9) and is based on powers of 10.
Test: Number Systems - Question 2
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In binary notation, what is the value of the binary number 1011 in decimal?

Detailed Solution for Test: Number Systems - Question 2
1011 in binary is calculated as (1x8) + (0x4) + (1x2) + (1x1) = 11 in decimal.
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Test: Number Systems - Question 3
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What is the hexadecimal equivalent of the binary number 11011010?

Detailed Solution for Test: Number Systems - Question 3
1101 is D and 1010 is A in hexadecimal. Therefore, 11011010 in binary is DA in hexadecimal.
Test: Number Systems - Question 4
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When converting the denary number 57 to hexadecimal, what is the result?
Detailed Solution for Test: Number Systems - Question 4
57 divided by 16 gives a quotient of 3 and a remainder of 9, resulting in 39 in hexadecimal.
Test: Number Systems - Question 5
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In the hexadecimal system, what decimal value does the letter 'F' represent?
Detailed Solution for Test: Number Systems - Question 5
The letter 'F' in the hexadecimal system represents the decimal value 15.
Test: Number Systems - Question 6
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How many bits are used to represent a single hexadecimal digit?
Detailed Solution for Test: Number Systems - Question 6
Each hexadecimal digit represents 4 bits in binary.
Test: Number Systems - Question 7
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Which of the following is the correct binary representation of the denary number 23?
Detailed Solution for Test: Number Systems - Question 7
The binary representation of 23 is (1x16) + (0x8) + (1x4) + (1x2) + (1x1) = 10111.
Test: Number Systems - Question 8
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What is the denary equivalent of the hexadecimal number A5?
Detailed Solution for Test: Number Systems - Question 8
A in hexadecimal is 10 in decimal, and 5 remains 5. So, (10x16) + 5 = 160 + 5 = 165.
Test: Number Systems - Question 9
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Which binary number corresponds to the hexadecimal number 3C?
Detailed Solution for Test: Number Systems - Question 9
3 is 0011 and C is 1100 in binary. Therefore, 3C is 00111100, which can be simplified to 111100.
Test: Number Systems - Question 10
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In the process of converting a binary number to hexadecimal, how are the binary digits grouped?
Detailed Solution for Test: Number Systems - Question 10
When converting binary to hexadecimal, binary digits are grouped into sets of 4.
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