Тест по числовым системам

1. What is a number system?

• A type number

• A type of calculator

• A computer program

• A way to represent numbers using digits

Which of the following is the decimal system?

• Base 10

• Base 8

• Base 6

• Base 2

Which digits are used in the binary system?

• 6, 7

• 4, 5

• 2, 3

• 0, 1

Which digits are used in the octal system?

• 0, 1, 2, 3, 4, 5, 6, 8

• 8, 9, 10, 11

• -1, -2, -3, -4

• 0, 1, 2, 3, 4, 5, 6, 7

Which digits are used in the hexadecimal system?

• G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V

• 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12

• A, B, C, D, E, F, G, H, I, J, K, L, M

• 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F

What is the division method used for?

• Converting numbers from decimal to another system

• Converting numbers from binary to decimal

• Adding numbers

What is the expansion method used for?

• Converting numbers from decimal to another system

• Converting numbers from another system to decimal

• Multiplying numbers

Which method would you use to convert 25₁₀ to binary?

• Division method

• Expansion method

• Subtraction method

Which method would you use to convert 1011₂ to decimal?

• Division method

• Expansion method

• Addition method

Why do we need to convert numbers between different systems?

• To confuse students

• Because computers use different number systems

• To make calculations harder