
Understanding the Fetch-Decode-Execute Cycle
Interactive Video
•
Computers
•
12th Grade
•
Practice Problem
•
Hard
Sandy Bansal
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the three main functions of a computer?
Storage, Processing, Output
Input, Storage, Output
Input, Processing, Storage
Input, Processing, Output
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component of a computer is responsible for carrying out instructions?
Hard Drive
Central Processing Unit (CPU)
Memory
Graphics Card
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During the fetch stage, what is the first thing that happens?
The instruction is executed
The program counter is checked
The memory address register is updated
The data is decoded
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the memory address register (MAR) do during the fetch stage?
Increments the program counter
Stores the current instruction
Holds the address of the next instruction
Sends the address to main memory
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the two parts of an instruction in the decode stage?
Address and Data
Opcode and Address
Opcode and Operand
Instruction and Data
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the operand part of an instruction contain?
The result of the operation
The actual data or the address of the data
The address of the next instruction
The operation to be performed
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens during the execute stage?
The program counter is incremented
The instruction is fetched from memory
The instruction is decoded
The instruction is carried out by the CPU
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