CSC 105 Midterm Exam Questions with 100% Correct Answers Updated
1 view 0 purchase
Course
CSC 105
Institution
CSC 105
CSC 105 Midterm Exam Questions with 100% Correct Answers Updated
4 basic processes of computers - Answer-Receive input
Process information
Produce output
Store information
Which computer helped break the Enigma code used by Nazi Germany in WWII? - Answer-Colossus created by Alan Turning
...
CSC 105 Midterm Exam Questions
with 100% Correct Answers
Updated 2024-2025
4 basic processes of computers - Answer-Receive input
Process information
Produce output
Store information
Which computer helped break the Enigma code used by Nazi Germany in WWII? -
Answer-Colossus created by Alan Turning
What is the defining characteristic of the fifth generation of computers from the fourth
generation of computers? - Answer-Multiple cores
First mechanical computer and when - Answer-John Napier (Napier Bone) in 1617
Server - Answer-a computer dedicated to providing one or more services to other
computers or devices on a network
Mainframe - Answer-a large, expensive, powerful server that can handle hundreds or
thousands of connected users simultaneously
- used by large organizations, such as banks and airlines, for big computing jobs
- communicate with mainframe through terminals
- multiple communications at one time through process of timesharing
Terminal - Answer-a computer, usually with limited processing power, that enables
users to send data to and/or receive information from a server, or host computer
most retail stores use POS to record purchases, process credit or debit cards, and
update inventory
Supercomputer - Answer-the fastest, most powerful computer - and the most expensive
- capable of processing many trillions of instructions in a single second
Which mechanical calculator had first introduced a keyboard - Answer-Comptometer
invented by Dorr E Felt in 1887
WWII - Answer-The period in human history when electronic computers were first
developed
, Memory - Answer-Temporary
Storage - Answer-Permanent
Modern computers two mainstreams of evolution - Answer-Mechanization of arithmetic
(calculating machines - hardware)
Concept of stored programs (process control - software)
The abacus - Answer-Unknown origin
Used by the Chinese 3 to 4 thousand years ago
Pascal's Adder (Blaise Pascal) - Answer-1642
1st mechanized adding machine
gears and wheels
add and subtract, calculate taxes
inaccurate
Liebniz Calculator (Gottfried WIlhelm von Liebniz) - Answer-similar to Pascal's design
add, subtract, multiply divide
more reliable and accurate
still inaccurate
he also invented calculus
Jacquard's Loom (Joseph Marie Jacquard) - Answer-1800
weaving loom
metal punch cards to position threads for the weaving process
within the decade, 11,000 used in France
may have been 1st case of unemployment caused by automation
Herman Hollerith - Answer-1860-1929
machine that used electric charges to read into off of punch cards
started his own company in 1896
in 1924 that company became International Business Machines Corporation or IBM
Difference Engine - Answer-1822-33
Charles Babbage
abandoned, wasn't precise
Analytical Engine - Answer-1830-71
Charles Babbage
designed but never completed, ahead of its time
mill - arithmetic computations
store - store data and results
operation cards - program instructions
variable cards - select memory location for ops
output - printer or punch cards
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Scholarsstudyguide. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.
