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CPEN 221 MT1 EXAM 2024 WITH 100% COMPLETE ANSWERS
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  • CPEN 221 MT1
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  • CPEN 221 MT1

Data Type correct answersSet of values and the operations permitted on those values User correct answersPerson that clients type for applications, manipulates and creates type Developer correct answersPerson developing a type, understands internal representation Defensive programming corre...

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  • August 28, 2024
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CPEN 221 MT1

Data Type correct answersSet of values and the operations permitted on those values



User correct answersPerson that clients type for applications, manipulates and creates type



Developer correct answersPerson developing a type, understands internal representation



Defensive programming correct answersPreventing accidental modifications to the internal
representation of a type



Type Safety correct answersProgramming language's support for detecting type errors



Main memory correct answersHolds machine language programs and data., which the CPU fetches and
executes.



Memory Address correct answersThe computer assigns numbers or addresses to physical memory
locations on boot up to keep track of the information that the CPU has access to..



Fetch-Execute Cycle correct answersthe basic process performed by the CPU. On each cycle the CPU
fetches the next instruction from RAM, interprets it and executes it.



Register correct answersSmall memory units capable of holding a single number or machine language
instruction



Program Counter correct answersA register that holds the address of the next instruction to be fetched
in the fetch execute cycle.



Polling correct answersInefficient method of constantly checking for input data from other devices

, Interrupts correct answerssignals sent to the CPU by external devices to indicate an event that needs
immediate attention



interrupt handler correct answersInstructions that are a response to the interrupt that comes from the
device driver software of a device



Asynchronous correct answersDealing with events in an unpredictable time



Process correct answersAn individual task that a CPU is working on



Thread correct answersA stream of execution within a process



preemptive multitasking correct answersForcibly suspending threads at regular intervals to allow other
threads to run



Event handler correct answersA program that runs when specific events occur. Used in event-driven
programming.



operating system correct answersSoftware that does interrupt handling, communicates with user and
hardware devices, and controls which thread is allowed to run.



machine language correct answersSimple instructions that are executed directly by the CPU



High level programming language correct answersA programming language with many commands and
features designed to make common tasks easier to program.



Compiler correct answerstranslates high-level language into machine language



interpreter correct answersTranslates a program instruction by instruction. They can be used to execute
programs in Python or allow a computer to use machine language for a different computer. Emulators
use interpreters.

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