Question 1

Explain the difference between an I/O-bound process and a CPU-bound process.

Accepted Answer

The differences between the two types of

Question 2

Explain the terms "at most once" and "exactly once" and indicate how they relate to remote procedure calls.

Accepted Answer

Because a remote procedure call can fail

Question 3

The exec() system call creates a new process.

Accepted Answer

A) True 
 B)False

Question 4

Name and describe the different states that a process can exist in at any given time.

Accepted Answer

The possible states of a process are: ne

Question 5

All access to POSIX shared memory requires a system call.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following structures defines the process control block for Linux system?

Accepted Answer

A)  task_struct 
B)  files_struct 
C)  mm_struct 
D)  schedu_entity 
A)  task_struct 
B)  files_struct 
C)  mm_struct 
D)  schedu_entity

Question 7

Explain the purpose of external data representation (XDR).

Accepted Answer

Data can be represented differently on d

Question 8

Which of the following data structure is used to manage the processes in Linux?

Accepted Answer

A)  tree 
B)  linked list 
C)  hash map 
D)  stack 
A)  tree 
B)  linked list 
C)  hash map 
D)  stack

Question 9

Explain the main differences between a short-term and long-term scheduler.

Accepted Answer

The primary distinction between the two

Question 10

Explain the term marshalling.

Accepted Answer

Marshalling involves the packaging of pa

Question 11

Which of the following process state will be switched from "running" state when an I/O event occurs?

Accepted Answer

A)  ready 
B)  terminated 
C)  waiting 
D)  new 
A)  ready 
B)  terminated 
C)  waiting 
D)  new

Question 12

What is done by command "spy -el" on Unix and Linux systems?

Accepted Answer

A)  list complete information for all processes currently active in the system 
B)  list complete information for all processes currently running in background 
C)  list complete information for all files currently open in the system 
D)  list complete information for all folders currently open in the system 
A)  list complete information for all processes currently active in the system 
B)  list complete information for all processes currently running in background 
C)  list complete information for all files currently open in the system 
D)  list complete information for all folders currently open in the system

Question 13

The communication with named pipes requires parent-child relationship.

Accepted Answer

A) True 
 B)False

Question 14

The list of processes waiting to execute on a CPU is called a(n) ____.

Accepted Answer

A)  standby queue 
B)  device queue 
C)  ready queue 
D)  interrupt queue 
A)  standby queue 
B)  device queue 
C)  ready queue 
D)  interrupt queue

Question 15

Which of the following selects from among the processes that are in the ready queue to execute and allocate the CPU to one of them?

Accepted Answer

A)  CPU scheduler 
B)  context switch 
C)  swapping 
D)  job scheduler 
A)  CPU scheduler 
B)  context switch 
C)  swapping 
D)  job scheduler

Question 16

What is a loopback and when is it used?

Accepted Answer

A loopback is a special IP address: 127.

Question 17

Ordinarily the exec() system call follows the fork(). Explain what would happen if a programmer were to inadvertently place the call to exec() before the call to fork().

Accepted Answer

Because exec() overwrites the process, w

Question 18

Which of the following system calls is used to have a new program loaded into the new process's memory space?

Accepted Answer

A)  fork() 
B)  exec() 
C)  wait() 
D)  exit() 
A)  fork() 
B)  exec() 
C)  wait() 
D)  exit()

Question 19

Background processes are not apparent to users.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following process state will be switched from "running" state when an interrupt occurs?

Accepted Answer

A)  ready 
B)  terminated 
C)  waiting 
D)  new 
A)  ready 
B)  terminated 
C)  waiting 
D)  new

Explain the difference between an I/O-bound process and a CPU-bound process.

Explain the terms "at most once" and "exactly once" and indicate how they relate to remote procedure calls.

The exec() system call creates a new process.

Name and describe the different states that a process can exist in at any given time.

All access to POSIX shared memory requires a system call.

Which of the following structures defines the process control block for Linux system?

Explain the purpose of external data representation (XDR).

Which of the following data structure is used to manage the processes in Linux?

Explain the main differences between a short-term and long-term scheduler.

Explain the term marshalling.

Which of the following process state will be switched from "running" state when an I/O event occurs?

What is done by command "spy -el" on Unix and Linux systems?

The communication with named pipes requires parent-child relationship.

The list of processes waiting to execute on a CPU is called a(n) ____.

Which of the following selects from among the processes that are in the ready queue to execute and allocate the CPU to one of them?

What is a loopback and when is it used?

Ordinarily the exec() system call follows the fork(). Explain what would happen if a programmer were to inadvertently place the call to exec() before the call to fork().

Which of the following system calls is used to have a new program loaded into the new process's memory space?

Background processes are not apparent to users.

Which of the following process state will be switched from "running" state when an interrupt occurs?

Introduction

Operating-System Structures

Threads Concurrency

Cpu Scheduling

Synchronization Tools

Synchronization Examples

Deadlocks

Main Memory

Virtual Memory

Mass-Storage Structure

Io Systems

File-System Interface

File-System Implementation

File-System Internals

Security

Protection

Filters

Exam 3: Processes

Explain the difference between an I/O-bound process and a CPU-bound process.

Explain the terms "at most once" and "exactly once" and indicate how they relate to remote procedure calls.

The exec() system call creates a new process.

Name and describe the different states that a process can exist in at any given time.

All access to POSIX shared memory requires a system call.

Which of the following structures defines the process control block for Linux system?

Explain the purpose of external data representation (XDR).

Which of the following data structure is used to manage the processes in Linux?

Explain the main differences between a short-term and long-term scheduler.

Explain the term marshalling.

Which of the following process state will be switched from "running" state when an I/O event occurs?

What is done by command "spy -el" on Unix and Linux systems?

The communication with named pipes requires parent-child relationship.

The list of processes waiting to execute on a CPU is called a(n) ____.

Which of the following selects from among the processes that are in the ready queue to execute and allocate the CPU to one of them?

What is a loopback and when is it used?

Ordinarily the exec() system call follows the fork(). Explain what would happen if a programmer were to inadvertently place the call to exec() before the call to fork().

Which of the following system calls is used to have a new program loaded into the new process's memory space?

Background processes are not apparent to users.

Which of the following process state will be switched from "running" state when an interrupt occurs?

Introduction

Operating-System Structures

Threads Concurrency

Cpu Scheduling

Synchronization Tools

Synchronization Examples

Deadlocks

Main Memory

Virtual Memory

Mass-Storage Structure

Io Systems

File-System Interface

File-System Implementation

File-System Internals

Security

Protection

Filters