summative assessments

Question 1

This medical imaging modality was once associated with the application of ionizing radiation in its procedure to create an image.

Answer 1

MRI

Question 2

This step in digital image formation is evident in the contrast resolution of the image.

Answer 2

Image gray level quantization

Question 3

This affects the spatial resolution of the image being formed.

Answer 3

Image sampling

Question 4

This is where provides additional details to the conducted examination beside the image is located.

Answer 4

Header

Question 5

It is a medium that turns the numerical data into codes.

Answer 5

Analog-to-Digital Converter

Question 6

This imaging modality is associated with the imaging of the chemical activity of an organ and is highly dependent on the uptake of isotopes.

Answer 6

Nuclear medicine

Question 7

The smallest unit of data in computer is ________________.

Answer 7

Bit

Question 8

One nibble is equivalent to how many bits?

Answer 8

4

Question 9

Components that provide internal storage to the CPU are ______

Answer 9

Registers

Question 10

Which of the following are types of ROMs?

Answer 10

PROM & EPROM

Question 11

A non-erasable disk that stores digitized audio information is _____

Answer 11

CD

Question 12

The bitwise complement of 0 is ___________

Answer 12

11111111

Question 13

Which of the following is not a characteristic of a computer?

Answer 13

I.Q.

Question 14

The decimal equivalent of (0.101)2 will be ____________

Answer 14

0.625

Question 15

Which of the following best represents an analog device?

Answer 15

A photograph

Question 16

Which of the following is a difference between random access memory (RAM) and read-only memory (ROM)?

Answer 16

One cannot write to ROM.

Question 17

Many milestones stand out in the development of the modern computer, but perhaps the most important is the:

Answer 17

Transistor

Question 18

Most primary memory devices consist of

Answer 18

A semiconductor

Question 19

RAM location

Answer 19

The CPU

Question 20

Software include/s which of the following?

Answer 20

The operating system

Question 21

a computer is turned on, the first interaction is/are through the:

Answer 21

Bootstrap.

Question 22

a high-level computer language?

Answer 22

FORTRAN

Question 23

Organizes data flow through the computer.

Answer 23

operating system

Question 24

An equation in a computer language.

Answer 24

An algorithm

Question 25

type of computer processing is used in radiologic imaging

Answer 25

Real-time processing

Question 26

type of program that a user might write to classify radiologic images would be:

Answer 26

An applications program.

Question 27

The zero or one in the binary system is called a

Answer 27

Bit

Question 28

To encode is to change from:

Answer 28

Ordinary characters to binary digits.

Question 29

Many milestones stand out in the development of the modern computer, but perhaps the most important is the:

Answer 29

Transistor.

Question 30

Primary memory is usually found:

Answer 30

In the CPU.

Question 31

The term stored program means which of the following?

Answer 31

Instructions can be placed in memory.

Question 32

An image formed by recording a continuous changing signal is known as:

Answer 32

Analog

Question 33

The arrangement of pixels in rows and columns is known as:

Answer 33

Matrix

Question 34

ability to show small differences in gray levels

Answer 34

Contrast resolution

Question 35

the most significant source of artifact in medical images

Answer 35

Subject motion

Question 36

modality is/are most affected by the skill of the operator

Answer 36

Ultrasound

Question 37

The primary functions of PACS include image transmission, display, and ______________?

Answer 37

Archiving

Question 38

The typical radiology technologist is most likely to interact with which of the following systems throughout their workday?

Answer 38

Radiology information system

Question 39

The primary data protocol for transmitting medical images between modalities is

Answer 39

DICOM

Question 40

The largest drawback of radiography compared to computed tomography

Answer 40

time required for the examination