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1. Information Representation REVISION

Authored by Aainaa Idris

Computers

12th Grade

Used 15+ times

1. Information Representation REVISION
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16 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

1001 represents a binary integer using the two's complement form. What is its equivalent denary value?

7

-7

-1

16

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Using 8 bits to represent a number, which is the two's complement form of the integer -8?

1000

0100

1111 1000

1

0000 1000

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the BCD format of the denary integer 798?

0111 1001 1000

0011 0001 1110

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which denary is represented by this BCD number: 1001 0111?

-77

97

151

-151

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

____________ resolution is the number of bits used to represent _________ amplitude.

sound, sampling

image, pixel

sampling, sound

pixel, image

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Sampling ___________ is the number of __________ samples taken per second.

resolution, sound

resolution, image

sound, rate

rate, sound

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

______________ is the smallest picture element that makes up a __________ image.

shape, vector graphic

pixel, vector graphic

pixel, bitmap

bitmap, pixel

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