Question 1

A CPU has just been powered on and it stores an address into one of its registers. Where did the CPU store the address?

Accepted Answer

A)  reset vector 
B)  program counter 
C)  data bus 
D)  status register 
A)  reset vector 
B)  program counter 
C)  data bus 
D)  status register

Question 2

You have just finished writing a program that uses instructions such as load R1, X and stor R1, Z. What must be used to create opcodes from those instructions?

Accepted Answer

A)  compiler 
B)  linker 
C)  interpreter 
D)  assembler 
A)  compiler 
B)  linker 
C)  interpreter 
D)  assembler

Question 3

An analysis of a running system shows that the system is frequently being interrupted to execute program code related to interrupts. How does the CPU know when it must execute this code?

Accepted Answer

A)  The CPU periodically checks each device. 
B)  IRQ information is carried by the control bus. 
C)  The CPU is informed by the data bus. 
D)  The cache controller generates a signal. 
A)  The CPU periodically checks each device. 
B)  IRQ information is carried by the control bus. 
C)  The CPU is informed by the data bus. 
D)  The cache controller generates a signal.

Question 4

ARM processors are RISC processors that are commonly used in mobile devices and embedded systems.

Accepted Answer

A) True 
 B)False

Question 5

What are the numeric values created by an assembler that represent CPU machine instructions?

Accepted Answer

A)  high-level code 
B)  opcodes 
C)  assembly language 
D)  microcode 
A)  high-level code 
B)  opcodes 
C)  assembly language 
D)  microcode

A CPU has just been powered on and it stores an address into one of its registers. Where did the CPU store the address?

You have just finished writing a program that uses instructions such as load R1, X and stor R1, Z. What must be used to create opcodes from those instructions?

An analysis of a running system shows that the system is frequently being interrupted to execute program code related to interrupts. How does the CPU know when it must execute this code?

ARM processors are RISC processors that are commonly used in mobile devices and embedded systems.

What are the numeric values created by an assembler that represent CPU machine instructions?

Operating Systems Fundamentals

Modern Client and Server Operating Systems

File Systems

Installing Operating Systems

Devices and Device Drivers

Using and Configuring Storage Devices

Virtualization and Cloud Computing Fundamentals

Network Fundamentals and Configuration

Account and Resource Management

Securing and Maintaining an Operating System

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Exam 3: The Central Processing Unit CPU

A CPU has just been powered on and it stores an address into one of its registers. Where did the CPU store the address?

You have just finished writing a program that uses instructions such as load R1, X and stor R1, Z. What must be used to create opcodes from those instructions?

An analysis of a running system shows that the system is frequently being interrupted to execute program code related to interrupts. How does the CPU know when it must execute this code?

ARM processors are RISC processors that are commonly used in mobile devices and embedded systems.

What are the numeric values created by an assembler that represent CPU machine instructions?

Operating Systems Fundamentals

Modern Client and Server Operating Systems

File Systems

Installing Operating Systems

Devices and Device Drivers

Using and Configuring Storage Devices

Virtualization and Cloud Computing Fundamentals

Network Fundamentals and Configuration

Account and Resource Management

Securing and Maintaining an Operating System

Filters