EECS 1520 Final Exam UPDATED
ACTUAL QUESTIONS AND CORRECT
ANSWERS
What decimal numbers represent decimal Arabic numbers? - CORRECT ANSWER 48-57
48 represents 0
What is the earliest ancient computing device? - CORRECT ANSWER Abacus
When and where did the abacus originate? - CORRECT ANSWER 5000 years ago
Babylonia
Algorithm - CORRECT ANSWER A methodical, logical rule or procedure that guarantees
solving a particular problem.
Euclidean algorithm - CORRECT ANSWER Finding the greatest common divisor of two
numbers
Sieve of Eratosthenes - CORRECT ANSWER Algorithm for finding prime numbers named for
a Greek mathematician
Name a manual calculating machine - CORRECT ANSWER Slide rule
What did Jacquard Loom create that was later used to code? - CORRECT ANSWER Punch
cards to create patterns for textiles
Weaving Loom
How was a punch card used to represent information? - CORRECT ANSWER The presence
and absence of holes
,George Boole - CORRECT ANSWER created boolean algebra and laid the foundation of
digital computing circuitry
What existing concept did Claude Shannon introduce to computing machines? - CORRECT
ANSWER Boolean logic
Who is considered the father of modern information age? - CORRECT ANSWER Claude
Shannon
Who introduces the th CPU - memory operating system? - CORRECT ANSWER Von
Neumann
What instruction cycle did Von Neumann create? - CORRECT ANSWER Fetch, decode,
execute
What contribution did Alan Turning have in WWII? - CORRECT ANSWER Decrypting the
code for the German Enigma machine
What was the Enigma machine? - CORRECT ANSWER the most sophisticated code system of
its day, and a priority for the Allies to break it as the Germans believed it was unbreakable
Who created the Turning machine? - CORRECT ANSWER Alan Turning
What is ENIAC and what was its signifigance?significance - CORRECT ANSWER Electronic
Numerical Integrator And Computer
The first general purpose computer
What was ENIAC first used for? - CORRECT ANSWER commissioned by the United States
Army for computing ballistic firing tables
What two qualities did ENIAC have? - CORRECT ANSWER Huge scale and redundant design
What did ENIAC use to control electrical signals? - CORRECT ANSWER Vacuum tubes
, True or false: ENIAC used Von Neumann Architecture? - CORRECT ANSWER False. Manual
programming of boards, switches and "function table"was used
What were the cons of vacuum tubes? - CORRECT ANSWER large, generated a lot of heat in
use, and prone to failure
Who created the first complier and what did it do? - CORRECT ANSWER Grace Murray
Hopper
Improved the speed and efficiency of programming
Complier went from -- level language (----) to -- level language (---)
Binary code
Low
High
Source code - CORRECT ANSWER High
Source
Low
Binary
What was the most important invention of the 20th century for computers? - CORRECT ANSWER
The transistor
What are 4 improvements the transistor had on technology? - CORRECT ANSWER - small
and can fit many onto a single surface
- cheaper and decreased the cost of devices
- decreased the size of devices
- easy to maintain
What two devices followed after the transistor? - CORRECT ANSWER Transistor radio and
the hearing aid
ACTUAL QUESTIONS AND CORRECT
ANSWERS
What decimal numbers represent decimal Arabic numbers? - CORRECT ANSWER 48-57
48 represents 0
What is the earliest ancient computing device? - CORRECT ANSWER Abacus
When and where did the abacus originate? - CORRECT ANSWER 5000 years ago
Babylonia
Algorithm - CORRECT ANSWER A methodical, logical rule or procedure that guarantees
solving a particular problem.
Euclidean algorithm - CORRECT ANSWER Finding the greatest common divisor of two
numbers
Sieve of Eratosthenes - CORRECT ANSWER Algorithm for finding prime numbers named for
a Greek mathematician
Name a manual calculating machine - CORRECT ANSWER Slide rule
What did Jacquard Loom create that was later used to code? - CORRECT ANSWER Punch
cards to create patterns for textiles
Weaving Loom
How was a punch card used to represent information? - CORRECT ANSWER The presence
and absence of holes
,George Boole - CORRECT ANSWER created boolean algebra and laid the foundation of
digital computing circuitry
What existing concept did Claude Shannon introduce to computing machines? - CORRECT
ANSWER Boolean logic
Who is considered the father of modern information age? - CORRECT ANSWER Claude
Shannon
Who introduces the th CPU - memory operating system? - CORRECT ANSWER Von
Neumann
What instruction cycle did Von Neumann create? - CORRECT ANSWER Fetch, decode,
execute
What contribution did Alan Turning have in WWII? - CORRECT ANSWER Decrypting the
code for the German Enigma machine
What was the Enigma machine? - CORRECT ANSWER the most sophisticated code system of
its day, and a priority for the Allies to break it as the Germans believed it was unbreakable
Who created the Turning machine? - CORRECT ANSWER Alan Turning
What is ENIAC and what was its signifigance?significance - CORRECT ANSWER Electronic
Numerical Integrator And Computer
The first general purpose computer
What was ENIAC first used for? - CORRECT ANSWER commissioned by the United States
Army for computing ballistic firing tables
What two qualities did ENIAC have? - CORRECT ANSWER Huge scale and redundant design
What did ENIAC use to control electrical signals? - CORRECT ANSWER Vacuum tubes
, True or false: ENIAC used Von Neumann Architecture? - CORRECT ANSWER False. Manual
programming of boards, switches and "function table"was used
What were the cons of vacuum tubes? - CORRECT ANSWER large, generated a lot of heat in
use, and prone to failure
Who created the first complier and what did it do? - CORRECT ANSWER Grace Murray
Hopper
Improved the speed and efficiency of programming
Complier went from -- level language (----) to -- level language (---)
Binary code
Low
High
Source code - CORRECT ANSWER High
Source
Low
Binary
What was the most important invention of the 20th century for computers? - CORRECT ANSWER
The transistor
What are 4 improvements the transistor had on technology? - CORRECT ANSWER - small
and can fit many onto a single surface
- cheaper and decreased the cost of devices
- decreased the size of devices
- easy to maintain
What two devices followed after the transistor? - CORRECT ANSWER Transistor radio and
the hearing aid
