chapter 3

A byte consists of _______ bits.

• 2

• 4

• 8

• 16

In a set of 64 symbols, each symbol requires a bit pattern length of _______ bits.

• 4

• 5

• 6

• 7

How many symbols can be represented by a bit pattern with ten bits?

• 128

• 256

• 512

• 1024

If the ASCII code for E is 1000101, then the ASC II code for e is _______. Answer the question without consulting the ASCII table.

• 1000110

• 1000111

• 0000110

• 1100101

A 32-bit code called _______ represents symbols in all languages

• ANSI

• Unicode

• EBCDIC

• Extended ASCII

An image can be represented in a computer using the _______ method

• Excess system only

• bitmap graphic only

• vector graphic only

• either bitmap or vector graphic

In the _______ graphic method of representing an image in a computer, each pixel is assigned a bit patterns.

• bitmap

• vector

• quantized

• binary

In the _______ graphic method of representing an image in a computer, the image is decomposed into a combination of geometrical figures.

• bitmap

• vector

• quantized

• binary

In the _______ graphic method of representing an image in a computer, re-scaling of the image creates a ragged or grainy image.

• bitmap

• vector

• quantized

• binary

When we want to store music in a computer, the audio signal must be _______.

• sampled only

• quantized only

• coded only

• sampled, quantized, and coded