Comp Apps Exam 1 Questions & Answers 2024/2025
CPU - ANSWERSCentral Processing Unit
ARM - ANSWERSAdvanced RISC (Reduced Instruction-Set Computer) Machine
Software - ANSWERSEmbodies the programs that instruct computers in the steps needed to implement applications.
Hardware - ANSWERSTh...
Digitizing Information - ANSWERSData represented using numbers.
Advantages of Soft Instructions - ANSWERS-Programs can be changed rapidly.
-Programs can be much more complex.
,-Computations are autonomous, meaning they can run on their own without a person attending to
them.
Layered Software - ANSWERSSoftware development applies a layered approach in which programs at
one level apply code for the more primitive operations from lower levels, and provide more advanced
facilities for higher levels.
For a process to be an algorithm, it must have 5 properties: - ANSWERS1. Input specified
2. Output specified
3. Definite: The whole process is spelled out ambiguously.
4. Effective: It is within the "abilities" of the agent following the instructions.
5. Finite: The agent will eventually finish the computation, giving the right answer, or stop and report
that none is possible.
Abstract - ANSWERSTo remove the basic concept, idea, or process from a situation.
Generalize - ANSWERSTo express an idea, concept, or process that applies to many situations.
Feedback - ANSWERSAny indication that either the computer is still working or has completed the
request.
Forms of Feedback - ANSWERS-Visible: Things that pop up.
-Sound: Ex - When you get an email there's a sound.
New Instance - ANSWERSNew creates a "blank" instance of the kind of files the application creates.
Ex:
-Creating a new folder/document
-Creating a new email
-Creating a new contact
, Metaphor - ANSWERSAn icon or image or a concept used as a representative of or symbolic of a
computation.
The Desktop Metaphor - ANSWERSA set of user interface visuals, actions, and procedures that exploit
specific knowledge that users already have of of other domains.
Perfect Reproduction - ANSWERSUsing binary digits (0's and 1's) means that digital information can be
perfectly reproduced or replicated.
Digitize - ANSWERSTo represent information with digits.
Consistent Interface - ANSWERSUser interfaces - icons, menus, etc. tend to be similar.
Information - ANSWERSThe presence or absence of a phenomenon at a specific time and place.
PandA Representation - ANSWERSMnemonic for presence and absence - describes information that is
"black" or "white" or "true" or "false".
PandA representation fits with: - ANSWERS-Hardware
-logic
-Digits
2 fundamental patterns of digital information: - ANSWERS-presence
-absence
Bit - ANSWERSThe PandA unit of a presence or absence of a phenomenon.
-Bit is a contraction/acronym for "binary digit".
-Groups of bits form symbols.
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 Bensuda. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.99. You're not tied to anything after your purchase.
