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Systems Starter quiz

Authored by Joshua Cowan

Computers

11th Grade

Used 6+ times

Systems Starter quiz
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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

How does the computer store negative numbers?

Twos Negative

Twos Insult

Twos Compliment

Twos Inverted

Answer explanation

You didn't really think it was two's insult did you?

2.

FILL IN THE BLANK QUESTION

1 min • 5 pts

Binary is a base ..... system

3.

OPEN ENDED QUESTION

3 mins • 5 pts

What numbered base system does Decimal use?

Evaluate responses using AI:

OFF

4.

FILL IN THE BLANK QUESTION

1 min • 5 pts

Convert the following Two's Compliment Number into Decimal:

11010000

5.

MULTIPLE CHOICE QUESTION

2 mins • 5 pts

What range of positive and negative numbers can be used to store 8 bits?

-127 to 128

-128 to 127

-256 to 255

-255 to 256

Answer explanation

Remember the formula for calculating range is -(2^8-1) to 2^(8-1) -1

6.

FILL IN THE BLANK QUESTION

5 mins • 5 pts

Write the following binary number using floating‑point representation.

−111 0000 1111.0101

There are 16 bits for the mantissa (including the sign bit) and 8 bits for the exponent.

Answer explanation

Remember, if there's a negative before the decimal then the sign bit is negative!

7.

FILL IN THE BLANK QUESTION

1 min • 5 pts

Increasing the size of the mantissa affects the....

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