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Chapter 28 computer basics Flashcards | StudBud
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Chapter 28 computer basics
Chapter 28 computer basics
43 terms
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Questions
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Answers
1
UNIVAC computer handled numbers and letters well
False
True
2
EDVAC was the first electronic stored computer
True
False
3
The solid-state transistor was the greatest breakthrough in computer hardware
False
True
4
What was the earliest switching elements in computers?
Glass envelope
Transistor
UNIVAC
Vacuum tubes
5
What classification are MRI and CT computers?
Analog
Microcomputers
Minicomputers
Mainframe
6
An example of ROM is a user being able to “pick up” where they left off on a video game
False
True
7
What is “Read only memory”
rung
rail
ROM
RAM
8
What is cheaper and uses less space but is lost when the computer is turned off?
Dynamic RAM (DRAM)
Digital
SRAM
Analog
9
Digital data is presented on?
Voltage
Discrete scale which is made up of several different parts
Analog
Computer system
10
What was the earliest known calculating tool?
Chinese abacus
Calculator
Bootstrap
ENIAC
11
What uses a keyboard and mouse for input and a display screen for output?
Central processing unit
Primary memory
LCD
Video display terminal (VDT)
12
What is the specific type of LAN used for managing images within the radiology department?
analog to digital converter
PACS
RAID system
Byte
13
what directs the flow of data between the primary memory and the arithmetic unit?
Control unit
RAM
Input device
CPU
14
What provides step by step instructions for every task in binary form?
exponent
CPU, operation code
Node
RAM
15
What can be accessed from anywhere at anytime?
Digital data
Bootstrap
ROM
RAM
16
What was the first computer to separate input and output operations from the main computer?
ENIAC
UNIVAC
RAM
EDVAC
17
What performs arithmetic calculations and logic functions?
Arithmetic/logic unit
Computer
Bit
PACS
18
What was the first stored program digital computer, completed in 1949?
CPU
Computer
EDVAC
ENIAC
19
ENIAC, EDVAC, and UNIVAC are all historic computers
False
True
20
How many bits (binary digits) does one byte have?
1
4
8
6
21
What was developed to be read at very high speeds but can’t be changed by program instructions?
RAM
ROM
BYTE
SRAM
22
What is a storage system with two or more hard drives that duplicates storage of the same information?
BYTE
ROM
RAID
RAM
23
ENIAC stands for “electronic numerical integrator and calculator”
False
True
24
1st generation computers were considered vacuum tubes
False
True
25
X-rays can be hard copy’s and soft copy’s
False
True
26
ENIAC was the first electronic stored computer
True
False
27
Input/output devices or I/O devices are also called peripherals
False
True
28
What classification is a diagnostic xray machine console considered?
Input device
DVD-ROM
Minicomputer
Microcomputer
29
What is read at high speeds but can’t be changed by program instructions?
ROM
VDT
RAM
CPU
30
What is the unit of storage?
One byte
Analog
Measurement
Digital scale
31
What device includes printers, display screens, and speaker systems?
Input devices
Output devices
Optical discs
EDVAC
32
Bootstrap program is an example of primary memory
True
False
33
PACS manages all images for all nodes in RIS and HIS systems
True
False
34
What memory is necessary for the computer to be able to function regardless of what system or program is used?
RAM
Secondary memory
Primary memory
ROM
35
what is the part of the computer that performs data manipulation in the computer?
Microcomputer
Central processing unit (CPU)
RAM
Microcomputer
36
What does analog mean?
“Precisely proportional”
“No fractions”
“Fractionated”
“Decimal places”
37
If discrete units are smaller than a human eye can see, digitizing the information improves read out accuracy
False
True
38
What retains its memory when the computer is turned off?
Secondary memory
Static RAM (S RAM)
Volatile memory
Dynamic RAM (DRAM)
39
What device includes the keyboard, mouse, trackball, joystick, touchpad, and light pen?
Central processing unit
Output device
Control unit
Input device
40
What is assigned to each permanent character toted within the memory?
Computer memory
An Address
Input/output
Control unit
41
Data transmission can be in
Analog form
Digital form
Both
42
What is any machine that can perform mathematic computations?
Task
Algorithm
Machine
Computer
43
What is the basic input/output system in the computer?
RAM
Data
BIOS
Digital data
