Module 3 Review Quiz Flashcards
Which component of a computer carries data between the CPU and memory?
bus
Which component of the CPU is responsible for executing arithmetic and logic instructions?
ALU
What part of a CPU holds millions or billions of transistors on a silicon wafer?
die
Which part of a CPU carries signals to indicate where data should be read from or written to in the system’s memory?
address bus
If you are developing a bootloader for a CPU, what do you need to know about the CPU to ensure that your bootloader code will be executed when the CPU is powered on?
reset vector address
Which of the following is true about CISC CPUs?
They use microcode.
Which of the following is used to keep the CPU informed of the status of resources and devices connected to the computer?
control bus
What type of computer program takes a high-level language and turns it into assembly code?
compiler
If you had a window into a CPU’s internal components, where would you look to find information about the next instruction the CPU executes?
program counter
Where must data be placed on a CPU before it can use the data for arithmetic instructions?
register
Manufacturers rate their CPU speeds based on which characteristic?
internal clock speed
Which of the following is true about RISC CPUs versus CISC CPUs? (Choose all that apply.)
They have more registers
They require a more complex compiler.
Which cache level provides the fastest access to its data?
L1
A CPU with an external clock speed of 2 GHz and a 64-bit data bus can transfer how many bytes per second?
16 GB/s
The list of commands a CPU can execute is referred to as which of the following?
instruction set
Which feature of a CPU allows it to execute a set of four instructions three times in fewer than twelve clock cycles?
pipelining
What program takes human-readable instructions such as load and store and turns them into opcodes?
assembler
In what way is a RISC processor sometimes more efficient than a CISC processor?
One instruction is executed per clock cycle.
What is the purpose of microcode?
It carries out complex CPU instructions
Which line of CPUs is a RISC processor?
ARM
