MRL EXAM QUESTIONS AND ANSWERS ALREADY PASSED
COMPUTER MONITOR - Answers An output device that displays information in pictorial or text form.
VGA - Answers VIDEO GRAPHIC ARRAY
CATHODE RAY TUBE - Answers an analog display device that creates a visible image on the screen by
directing three electron beams over millions of phosphor dots to make them light up.
LCD (LIQUID CRYSTAL DISPLAY) - Answers Flat panel display which uses liquid crystals in its primary form
of operation.
LIGHT EMITTING DIODE DISPLAY - Answers uses an array of light emitting diodes as pixels for a video
display.
LCD MONITOR - Answers USES FLOURESCENT BACKLIGHTS
LED MONITOR - Answers USES LIGHT EMITTING DIODES FOR BACKLIGHTS.
PRINTER - Answers Peripheral machine which makes a persistent representation of graphics or text,
usually on paper,
MOUSE - Answers CONTROLS A CURSOR
CPU: CENTRAL PROCESSING UNIT - Answers BRAIN OF A COMPUTER. PROCESSES ALL INFORMATION ON
A COMPUTATIONAL LEVEL.
MOTHERBOARD - Answers MAIN BOARD INSIDE COMPUTER CASE.
RAM: RANDOM ACCESS MEMORY - Answers DATA STORAGE DEVICE THAT CAN PROVIDE FAST READ
AND WRITE ACCESS.
GRAPHICS CARD - Answers PROCESSES DATA FROM MOTHER BOARD
HARD DRIVE - Answers MECHANICAL DRIVE THAT STORES ALL THE DATA.
SSD: SOLID STATE DRIVE - Answers TYPE OF HARD DRIVE W/O MOVING PARTS. CONSISTS OF A BANK OF
FLASH MEMORY THAT CAN HOLD A REASONABLE AMOUNT OF DATA.
PSU: POWER SUPPLY UNIT - Answers SUPPLIES CORRECT DC VOLTAGES TO ALL COMPONENTS INSIDE
THE COMPUTER.
ROUTER - Answers NETWORKING DEVICE THAT FORWARDS DATA PACKETS BETWEEN COMPUTER
NETWORKS.
ISP (INTERNET SERVICE PROVIDER) - Answers A company that provides connections to the internet.
, DNS (DOMAIN NAME SYSTEM) - Answers A hierarchical, decentralized naming system for computers,
services, or other resources connected to the Internet or a private network
IP: INTERNET PROTOCOL - Answers NUMERICAL LABEL SUCH AS 192.0.2.1 THAT IS CONNECTED TO A
COMPUTER NETWORK THAT USES THE INTERNET PROTOCOL FOR COMMUNICATION.
VPN (Virtual Private Network) - Answers Extends a private network across a public network and enables
users to send and receive data across shared or public networks as if their computing devices were
directly connected to the private network.
WWW (World Wide Web) - Answers A COMPUTER SYSTEM WHICH LINKS DOCUMENTS AND PICTURES
INTO A DATABASE THAT IS TORED IN COMPUTERS IN MANY DIFFERNET PARTS OF THE WORLD
LAN (Local Area Network) - Answers CONSISTS OF A SERIES OF COMPUTERS LINKED TOGETHER TO
FORM A NETWORK IN ACIRCUMSCRIBED LOCATION.
WAN (Wide Area Network) - Answers a large network of information that is not tied to a single location
CHARLES BABBAGE - Answers He is known as the "Father of Computers."
CHARLES BABBAGE - Answers DESIGNED THE ANALYTICAL ENGINE.
THE BABBAGE DIFFERENCE ENGINE - Answers FIRST MECHANICAL COMPUTER DESIGNED IN 1822.
1937 - Answers FIRST ELECTRONIC DIGITAL COMPUTER
DR. JOHN V. ATANASOFF AND CLIFFORD BERRY - Answers BUILT THE FIRST ELECTRONIC DIGITAL
COMPUTER NAMED THE ATANASOFF-BERRY COMPUTER
1943 - Answers WHEN THE COLOSSUS WAS BUILT FOR THE MILITARY
1946 - Answers WHEN THE FIRST GENERAL PURPOSE DIGITAL COMPTER WAS BUILT
ELECTRONIC NUMERICAL INTEGRATOR AND COMPUTER (ENIAC) - Answers NAME OF THE FIRST
GENERAL PURPOSE DIGITAL COMPUTER.
ELECTRONIC NUMERICAL INTEGRATOR AND COMPUTER (ENIAC) - Answers WEIGHED 30 TONS AND HAD
18,000 VACUUM TUBES USED FOR PROCESSING
SECOND GENERATION: 1947 - 1962 - Answers THIS GENERATION OF COMPUTERS USED TRANSISTORS
INSTEAD OF VACUUM TUBES WHICH WERE MORE RELIABLE
1951 - Answers WHEN THE FIRST COMPUTER FOR COMMERCIAL USE
UNIVERSAL AUTOMATIC COMPUTER (UNIVAC 1) - Answers FIRST COMPUTER FOR COMMERCIAL USE
1953 - Answers THE INTERNATIONAL BUSINESS MACHINE (IBM) 650 AND 700 SERIES COMPUTERS MADE
THEIR MARK IN THE COMPUTER WORLD
COMPUTER MONITOR - Answers An output device that displays information in pictorial or text form.
VGA - Answers VIDEO GRAPHIC ARRAY
CATHODE RAY TUBE - Answers an analog display device that creates a visible image on the screen by
directing three electron beams over millions of phosphor dots to make them light up.
LCD (LIQUID CRYSTAL DISPLAY) - Answers Flat panel display which uses liquid crystals in its primary form
of operation.
LIGHT EMITTING DIODE DISPLAY - Answers uses an array of light emitting diodes as pixels for a video
display.
LCD MONITOR - Answers USES FLOURESCENT BACKLIGHTS
LED MONITOR - Answers USES LIGHT EMITTING DIODES FOR BACKLIGHTS.
PRINTER - Answers Peripheral machine which makes a persistent representation of graphics or text,
usually on paper,
MOUSE - Answers CONTROLS A CURSOR
CPU: CENTRAL PROCESSING UNIT - Answers BRAIN OF A COMPUTER. PROCESSES ALL INFORMATION ON
A COMPUTATIONAL LEVEL.
MOTHERBOARD - Answers MAIN BOARD INSIDE COMPUTER CASE.
RAM: RANDOM ACCESS MEMORY - Answers DATA STORAGE DEVICE THAT CAN PROVIDE FAST READ
AND WRITE ACCESS.
GRAPHICS CARD - Answers PROCESSES DATA FROM MOTHER BOARD
HARD DRIVE - Answers MECHANICAL DRIVE THAT STORES ALL THE DATA.
SSD: SOLID STATE DRIVE - Answers TYPE OF HARD DRIVE W/O MOVING PARTS. CONSISTS OF A BANK OF
FLASH MEMORY THAT CAN HOLD A REASONABLE AMOUNT OF DATA.
PSU: POWER SUPPLY UNIT - Answers SUPPLIES CORRECT DC VOLTAGES TO ALL COMPONENTS INSIDE
THE COMPUTER.
ROUTER - Answers NETWORKING DEVICE THAT FORWARDS DATA PACKETS BETWEEN COMPUTER
NETWORKS.
ISP (INTERNET SERVICE PROVIDER) - Answers A company that provides connections to the internet.
, DNS (DOMAIN NAME SYSTEM) - Answers A hierarchical, decentralized naming system for computers,
services, or other resources connected to the Internet or a private network
IP: INTERNET PROTOCOL - Answers NUMERICAL LABEL SUCH AS 192.0.2.1 THAT IS CONNECTED TO A
COMPUTER NETWORK THAT USES THE INTERNET PROTOCOL FOR COMMUNICATION.
VPN (Virtual Private Network) - Answers Extends a private network across a public network and enables
users to send and receive data across shared or public networks as if their computing devices were
directly connected to the private network.
WWW (World Wide Web) - Answers A COMPUTER SYSTEM WHICH LINKS DOCUMENTS AND PICTURES
INTO A DATABASE THAT IS TORED IN COMPUTERS IN MANY DIFFERNET PARTS OF THE WORLD
LAN (Local Area Network) - Answers CONSISTS OF A SERIES OF COMPUTERS LINKED TOGETHER TO
FORM A NETWORK IN ACIRCUMSCRIBED LOCATION.
WAN (Wide Area Network) - Answers a large network of information that is not tied to a single location
CHARLES BABBAGE - Answers He is known as the "Father of Computers."
CHARLES BABBAGE - Answers DESIGNED THE ANALYTICAL ENGINE.
THE BABBAGE DIFFERENCE ENGINE - Answers FIRST MECHANICAL COMPUTER DESIGNED IN 1822.
1937 - Answers FIRST ELECTRONIC DIGITAL COMPUTER
DR. JOHN V. ATANASOFF AND CLIFFORD BERRY - Answers BUILT THE FIRST ELECTRONIC DIGITAL
COMPUTER NAMED THE ATANASOFF-BERRY COMPUTER
1943 - Answers WHEN THE COLOSSUS WAS BUILT FOR THE MILITARY
1946 - Answers WHEN THE FIRST GENERAL PURPOSE DIGITAL COMPTER WAS BUILT
ELECTRONIC NUMERICAL INTEGRATOR AND COMPUTER (ENIAC) - Answers NAME OF THE FIRST
GENERAL PURPOSE DIGITAL COMPUTER.
ELECTRONIC NUMERICAL INTEGRATOR AND COMPUTER (ENIAC) - Answers WEIGHED 30 TONS AND HAD
18,000 VACUUM TUBES USED FOR PROCESSING
SECOND GENERATION: 1947 - 1962 - Answers THIS GENERATION OF COMPUTERS USED TRANSISTORS
INSTEAD OF VACUUM TUBES WHICH WERE MORE RELIABLE
1951 - Answers WHEN THE FIRST COMPUTER FOR COMMERCIAL USE
UNIVERSAL AUTOMATIC COMPUTER (UNIVAC 1) - Answers FIRST COMPUTER FOR COMMERCIAL USE
1953 - Answers THE INTERNATIONAL BUSINESS MACHINE (IBM) 650 AND 700 SERIES COMPUTERS MADE
THEIR MARK IN THE COMPUTER WORLD
