តើប្រព័ន្ធលេខដែលប្រើប្រាស់ក្នុងប្រព័ន្ធកុំព្យូទ័រមានប្រព័ន្ធគោលអ្វីខ្លះ?

Exploring Computer Number Systems

Quiz
•
English
•
11th Grade
•
Hard
Thyanou Thorn
Used 3+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Decimal, Binary, Octal, Hexadecimal
Decimal, Binary, Integer, Hexadecimal
Decimal, Whole number, Odd numbers, Real numbers
Decimal, Binary, Real, Number, Hexadecimal
Answer explanation
The main types of number systems in computing are Binary (base 2), Octal (base 8), Decimal (base 10), and Hexadecimal (base 16). These systems are essential for data representation and processing in computers.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
បម្លែងDecimal 10 ទៅជា Binary
1011
1010
1001
1100
Answer explanation
To convert the decimal number 10 to binary, divide by 2 and record the remainders. 10 ÷ 2 = 5 (remainder 0), 5 ÷ 2 = 2 (remainder 1), 2 ÷ 2 = 1 (remainder 0), 1 ÷ 2 = 0 (remainder 1). Reading the remainders from bottom to top gives 1010.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
តើលេខBinary មួយណាដែលមានតម្លៃស្មើនឹង Decimal 5?
101
100
110
111
Answer explanation
To convert the decimal number 5 to binary, divide by 2 and record the remainders. 5 divided by 2 is 2 with a remainder of 1, then 2 divided by 2 is 1 with a remainder of 0, and finally 1 divided by 2 is 0 with a remainder of 1. Reading the remainders from bottom to top gives 101.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
គណនាផលបូកBinary នៃ 1011 និង 1101។
10100
1110
10010
11000
Answer explanation
To add 1011 and 1101 in binary, align them and add from right to left: 1+1=10 (0 carry 1), 1+0+1=10 (0 carry 1), 0+1+1=10 (0 carry 1), 1+1=10 (0 carry 1). The result is 11000.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
គណនាផលបូកBinaryនៃ 1110 និង 0011 ?
1101
1011
10010
10001
Answer explanation
To add 1110 and 0011 in binary, align the numbers and add each column from right to left, carrying over when necessary. The result is 10001, which is the correct answer.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
គណនាចំនួនសរុបនៃ Binary 1101
13
15
14
12
Answer explanation
To convert the binary number 1101 to decimal, calculate: (1×2^3) + (1×2^2) + (0×2^1) + (1×2^0) = 8 + 4 + 0 + 1 = 13. Thus, the correct answer is 13.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
គណនាផលដក Binary 1010 ចេញពី 1100?
0010
1110
1001
0100
Answer explanation
To subtract 1010 from 1100, align the numbers and perform binary subtraction. Starting from the right, 0-0=0, 0-1 requires borrowing, making it 10-1=1, then 1-0=1, and finally 1-0=1. The result is 0010.
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