Question 1

________ is not a type of system worker thread.

Accepted Answer

A)  Asynchronous 
B)  Delayed 
C)  Critical 
D)  Hypercritical 
A)  Asynchronous 
B)  Delayed 
C)  Critical 
D)  Hypercritical A

Question 2

A(n) ________ for an interrupt stores interrupt-related information, such as the specific DIRQL at which the interrupt executes, the interrupt vector of the interrupt and the address of the ISR.

Accepted Answer

A)  I/O completion routine 
B)  interrupt object 
C)  deferred procedure call (DP
C)  
D)  interrupt dispatch table (IDT) 
A)  I/O completion routine 
B)  interrupt object 
C)  deferred procedure call (DP
C)  
D)  interrupt dispatch table (IDT) B

Question 3

A CIFS client uses a(n) ________ to obtain exclusive access to a remote file, ensuring that the client can cache data locally and maintain cache coherency.

Accepted Answer

A)  spin lock 
B)  cache lock 
C)  opportunistic lock 
D)  network lock 
A)  spin lock 
B)  cache lock 
C)  opportunistic lock 
D)  network lock C

Question 4

Mapping views of files provides which additional benefit(s) beyond sharing memory?

Accepted Answer

A)  faster random I/O 
B)  faster sequential I/O 
C)  more efficient caching 
D)  all of the above 
A)  faster random I/O 
B)  faster sequential I/O 
C)  more efficient caching 
D)  all of the above

Question 5

Why might a kernel-mode component need to create a system thread or queue a work item to a system worker thread?

Accepted Answer

A)  The component must perform work not requested by a user thread (e.g., flushing dirty pages to disk). 
B)  The component is unable to perform all interrupt processing at an elevated IRQL. 
C)  The component must share handles with a user-mode process. 
D)  Both a and b. 
A)  The component must perform work not requested by a user thread (e.g., flushing dirty pages to disk). 
B)  The component is unable to perform all interrupt processing at an elevated IRQL. 
C)  The component must share handles with a user-mode process. 
D)  Both a and b.

Question 6

When does the object manager delete an object?

Accepted Answer

A)  When all handles to the object are closed. 
B)  When the thread that created the object calls the delete function. 
C)  Objects are never deleted unless system memory is low. 
D)  When the object's reference count drops to zero. 
A)  When all handles to the object are closed. 
B)  When the thread that created the object calls the delete function. 
C)  Objects are never deleted unless system memory is low. 
D)  When the object's reference count drops to zero.

Question 7

How do job objects facilitate resource management for servers?

Accepted Answer

A)  A server can group all the processes dedicated to servicing a client's request (or all clients' requests) in a job object and restrict the resources (e.g., processor time and working set size) allocated to those processes. 
B)  A server can queue work items to a job object, which dispatches one of its dedicated system worker threads to fulfill the request. This frees the server from unnecessarily creating and terminating threads for each client request. 
C)  A server can register a job object with an I/O completion port. When an I/O for a file associated with the port completes, the job object dispatches one of its dedicated system worker threads to complete I/O processing, freeing the server from this responsibility. 
D)  all of the above 
A)  A server can group all the processes dedicated to servicing a client's request (or all clients' requests) in a job object and restrict the resources (e.g., processor time and working set size) allocated to those processes. 
B)  A server can queue work items to a job object, which dispatches one of its dedicated system worker threads to fulfill the request. This frees the server from unnecessarily creating and terminating threads for each client request. 
C)  A server can register a job object with an I/O completion port. When an I/O for a file associated with the port completes, the job object dispatches one of its dedicated system worker threads to complete I/O processing, freeing the server from this responsibility. 
D)  all of the above

Question 8

The ________ interacts with device drivers to fulfill I/O requests.

Accepted Answer

A)  plug and play manager 
B)  I/O manager 
C)  power manager 
D)  I/O worker thread 
A)  plug and play manager 
B)  I/O manager 
C)  power manager 
D)  I/O worker thread

Question 9

A(n) ________ provides a method for unidirectional communication between one server process and many client processes.

Accepted Answer

A)  named pipe 
B)  unnamed pipe 
C)  region of shared memory 
D)  mailslot 
A)  named pipe 
B)  unnamed pipe 
C)  region of shared memory 
D)  mailslot

Question 10

The ________ is not a Windows XP thread state.

Accepted Answer

A)  valid state 
B)  ready state 
C)  standby state 
D)  waiting state 
A)  valid state 
B)  ready state 
C)  standby state 
D)  waiting state

Question 11

32-bit Windows XP editions allocate each process a ________GB virtual address space of which ________GB are reserved as system space.

Accepted Answer

A)  4; 1 
B)  4; 2 
C)  6; 3 
D)  16; 2 
A)  4; 1 
B)  4; 2 
C)  6; 3 
D)  16; 2

Question 12

.NET services interoperable and portable because ________.

Accepted Answer

A)  they support COM interfaces 
B)  clients communicate with .NET servers through native API calls, regardless of whether the service is on the local computer or a remote computer 
C)  clients communicate with .NET servers using XML messages which any computer can interpret because they are just text (i.e., not language or platform specific) 
D)  clients and servers of .NET services communicate using IDL, which is The Open Group's Distributed Computing Environment (DC
E)  standard for RPC interoperability 
A)  they support COM interfaces 
B)  clients communicate with .NET servers through native API calls, regardless of whether the service is on the local computer or a remote computer 
C)  clients communicate with .NET servers using XML messages which any computer can interpret because they are just text (i.e., not language or platform specific) 
D)  clients and servers of .NET services communicate using IDL, which is The Open Group's Distributed Computing Environment (DC
E)  standard for RPC interoperability

Question 13

________ provides directory services for shared objects (e.g., files, printers, services, users, etc.) on a network.

Accepted Answer

A)  Active Directory 
B)  Lightweight Data Access Protocol (LDAP) 
C)  Distributed Component Object Model (DCOM) 
D)  .NET 
A)  Active Directory 
B)  Lightweight Data Access Protocol (LDAP) 
C)  Distributed Component Object Model (DCOM) 
D)  .NET

Question 14

________ will not cause a process to terminate.

Accepted Answer

A)  A process's parent process terminates. 
B)  All of process's threads terminate. 
C)  One of the process's threads directs the process to terminate. 
D)  The user in whose context the process executes logs off. 
A)  A process's parent process terminates. 
B)  All of process's threads terminate. 
C)  One of the process's threads directs the process to terminate. 
D)  The user in whose context the process executes logs off.

Question 15

A(n) ________ comprises a user's credentials on a Windows XP system.

Accepted Answer

A)  password 
B)  username, password and access token 
C)  username and password 
D)  access token 
A)  password 
B)  username, password and access token 
C)  username and password 
D)  access token

Question 16

The benefit of using the Network Driver Interface Specification (NDIS) is that ________.

Accepted Answer

A)  each system using NDIS employs the same network and transport protocols, improving interoperability between diverse systems 
B)  drivers that follow NDIS fulfill all the requirements for network drivers and support plug and play (PnP) by default 
C)  NDIS hides the differences in network and transport protocols between diverse systems, allowing them to communicate regardless of the protocols they use 
D)  NDIS drivers are portable because they each implement a standard interface, facilitating driver swapping 
A)  each system using NDIS employs the same network and transport protocols, improving interoperability between diverse systems 
B)  drivers that follow NDIS fulfill all the requirements for network drivers and support plug and play (PnP) by default 
C)  NDIS hides the differences in network and transport protocols between diverse systems, allowing them to communicate regardless of the protocols they use 
D)  NDIS drivers are portable because they each implement a standard interface, facilitating driver swapping

Question 17

Asynchronous I/O available to Windows XP threads can be managed by ________.

Accepted Answer

A)  issuing the I/O request, performing some other processing and waiting on an event object to signal the completion of the I/O 
B)  performing alertable I/O, in which case a thread issues the I/O request, performs some other processing and then enters an alertable wait state to process an APC associated with the I/O completion 
C)  using an I/O completion port, enabling another thread that registered with the port and that is waiting for I/O completion packets to process them 
D)  all of the above. 
A)  issuing the I/O request, performing some other processing and waiting on an event object to signal the completion of the I/O 
B)  performing alertable I/O, in which case a thread issues the I/O request, performs some other processing and then enters an alertable wait state to process an APC associated with the I/O completion 
C)  using an I/O completion port, enabling another thread that registered with the port and that is waiting for I/O completion packets to process them 
D)  all of the above.

Question 18

________ is a file system supported by the default installation of Windows XP.

Accepted Answer

A)  FAT 
B)  NTFS 
C)  UDF 
D)  all of the above 
A)  FAT 
B)  NTFS 
C)  UDF 
D)  all of the above

Question 19

A thread gains access to a resource with a nonempty discretionary access control list (DACL) if ________.

Accepted Answer

A)  the first ACE (access control entry) in the resource's DACL that matches one of the SIDs in the thread's access token grants that security principal access to the resource 
B)  no ACE in the resource's DACL denies access to any of the SIDs in the thread's access token 
C)  one of the ACEs in the resource's DACL that matches one of the SIDs in the thread's access token grants that security principal access to the resource 
D)  for each SID in the thread's access token, there is an ACE in the resource's DACL that grants access to the resource 
A)  the first ACE (access control entry) in the resource's DACL that matches one of the SIDs in the thread's access token grants that security principal access to the resource 
B)  no ACE in the resource's DACL denies access to any of the SIDs in the thread's access token 
C)  one of the ACEs in the resource's DACL that matches one of the SIDs in the thread's access token grants that security principal access to the resource 
D)  for each SID in the thread's access token, there is an ACE in the resource's DACL that grants access to the resource

Question 20

________ is a Windows XP design goal inherited from the corporate line of Windows operating systems.

Accepted Answer

A)  A user-friendly GUI 
B)  Data reliability 
C)  Advanced multimedia support 
D)  Hard real time guarantees 
A)  A user-friendly GUI 
B)  Data reliability 
C)  Advanced multimedia support 
D)  Hard real time guarantees

Exam 21: In-Depth Analysis of Windows XP

________ is not a type of system worker thread.

A(n) ________ for an interrupt stores interrupt-related information, such as the specific DIRQL at which the interrupt executes, the interrupt vector of the interrupt and the address of the ISR.

A CIFS client uses a(n) ________ to obtain exclusive access to a remote file, ensuring that the client can cache data locally and maintain cache coherency.

Mapping views of files provides which additional benefit(s) beyond sharing memory?

Why might a kernel-mode component need to create a system thread or queue a work item to a system worker thread?

When does the object manager delete an object?

How do job objects facilitate resource management for servers?

The ________ interacts with device drivers to fulfill I/O requests.

A(n) ________ provides a method for unidirectional communication between one server process and many client processes.

The ________ is not a Windows XP thread state.

32-bit Windows XP editions allocate each process a ________GB virtual address space of which ________GB are reserved as system space.

.NET services interoperable and portable because ________.

________ provides directory services for shared objects (e.g., files, printers, services, users, etc.) on a network.

________ will not cause a process to terminate.

A(n) ________ comprises a user's credentials on a Windows XP system.

The benefit of using the Network Driver Interface Specification (NDIS) is that ________.

Asynchronous I/O available to Windows XP threads can be managed by ________.

________ is a file system supported by the default installation of Windows XP.

A thread gains access to a resource with a nonempty discretionary access control list (DACL) if ________.

________ is a Windows XP design goal inherited from the corporate line of Windows operating systems.

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32-bit Windows XP editions allocate each process a GB virtual address space of which GB are reserved as system space.