A student claims that the binary number $$11001100$$ is equal to $$205$$ in decimal. Is this correct? If not, what is the correct decimal value?

No, the correct value is $$204$$ .

No, the correct value is $$206$$ .

No, the correct value is $$200$$ .

A number is represented as $$1FD$$ in hexadecimal. What is its decimal equivalent, and what is the process to convert it?

$$509$$ ; $$1 \times 16^2 + 15 \times 16^1 + 13 \times 16^0$$

$$415$$ ; $$1 \times 16^2 + 15 \times 16^1 + 13 \times 16^0$$

$$417$$ ; $$1 \times 16^2 + 10 \times 16^1 + 1 \times 16^0$$

You are given the decimal number $$654$$ . What is the process to convert it to binary, and what is the result?

Divide by 2 repeatedly; $$1010001110$$

Divide by 16 repeatedly; $$1C8$$

Multiply by 2 repeatedly; $$11001110$$

Divide by 8 repeatedly; $$10101110$$

A student needs to convert the binary number $$111111111$$ to decimal. What steps should they follow, and what is the answer?

Add $$2^8 + 2^7 + ... + 2^0$$ ; $$511$$

Add $$2^7 + 2^6 + ... + 2^0$$ ; $$255$$

Add $$2^9 + 2^8 + ... + 2^0$$ ; $$1023$$

A number is represented as $$321$$ in decimal. What is its binary and hexadecimal representation, and how do you find them?

Binary: $$101000001$$ , Hexadecimal: $$1A1$$ ; divide by 2 for binary, divide by 16 for hexadecimal

Binary: $$101000001$$ , Hexadecimal: $$141$$ ; divide by 2 and 16 respectively

Binary: $$101000001$$ , Hexadecimal: $$141$$ ; divide by 2 for binary, divide by 16 for hexadecimal

Binary: $$100000001$$ , Hexadecimal: $$1A1$$ ; divide by 2 and 16 respectively

Binary and Hexadecimal Quiz

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Instructional Technology

11th Grade

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1FF

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1111

11111

10111

11011

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

401

417

511

2748

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3F3

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1100000

1010000

1001100

1100100

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