Home
Explore
Exams
Search for anything
Login
Get started
Home
Engineering
Computer Information System
Fetch-Execute Cycle Flashcards
0.0
(0)
Rate it
Studied by 0 people
Learn
Practice Test
Spaced Repetition
Match
Flashcards
Card Sorting
1/3
Earn XP
Description and Tags
Computer Information System
Add tags
Study Analytics
All
Learn
Practice Test
Matching
Spaced Repetition
Name
Mastery
Learn
Test
Matching
Spaced
No study sessions yet.
4 Terms
View all (4)
Star these 4
1
New cards
Describe the **Fetch** part of the cycle.
*The instruction stored at the memory address in the PC is fetched. The memory address is copied to the MAR.*
*The memory contents at the address are fetched into the MDR. The PC is now incremented.*
2
New cards
Describe the **Decode** part of the cycle.
*The instruction is copied from the MDR to the CU. The CU decodes the instruction and turns it into a series of signals.*
*If more data is required, then the CU will send out signals to fetch that data.*
3
New cards
Describe the **Execute** part of the cycle.
*The CU sends out signals to the relevant components in order to execute the instruction.*
4
New cards
What does CPU stand for?
Central Processing Unit