单选题Which statement is true regarding the Junos OS?（）A Each process runs in its own protected memory space ensuring that one process cannot directly interfere with another.B Processes share memory space but use separate ASICs so that one process cannot dir

第1题：

Which statement is true regarding the password-recovery process?（）

• A、You must have a console connection
• B、You cannot set the console port to an insecure mode
• C、You must press the Enter key so that you can boot into single-user mode
• D、When prompted to enter the full pah name of the shell you must press the Enter key

第2题：

What is an advantage of multiple software processes running in the Junos OS?（）

• A、Each process has its own protected memory space
• B、Each process is started manually by the user at boot
• C、All processes are dependent on each other
• D、Multiple processes allow each routing protocol to be independent

第3题：

What are two benefits of the modular design of the Junos OS?（）

• A、Each module uses application-specific integrated circuits (ASICs).
• B、Each module runs in its own protected memory space.
• C、Each module can be individually restarted.
• D、Each module is supported across all Junos platforms.

第4题：

Which of the following statements about declaration are true？（）         

• A、 Declaration of primitive types such as boolean， byte and so on does not allocate memory space for the variable.
• B、 Declaration of primitive types such as boolean， byte and so on allocates memory space for the variable.
• C、 Declaration of nonprimitive types such as String， Vector and so on does not allocate memory space for the object.
• D、 Declaration of nonprimitive types such as String， Vector ans so on allocates memory space for the object.

第5题：

Which statement is true regarding the Junos OS?（）

• A、Each process runs in its own protected memory space ensuring that one process cannot directly interface with another
• B、Process share memory space but separate ASICs so that one process cannot directly interfere with another
• C、A central processor called the IP2 chip dynamically assings memory as process needs fluctuate
• D、The memory management daemon (mmd) is responsible for allocating new memory for process as they request it

第6题：

Which background process does Automatic Shared Memory Management use to coordinate the sizing of memory components？（）

• A、PMON
• B、SMON
• C、MMNL
• D、MMAN
• E、MMON

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第13题：

What is an advantage of multiple software process running in the Junos OS?（）

• A、Each process has its own protected memory space
• B、Each process is started manually by the user at boot
• C、Aall processes are dependent on each other
• D、Multiple processes allow each routing protocol to be independent

第14题：

Which statement is true regarding the Junos OS?（）

• A、All platforms running the Junos OS use the same source code base
• B、All platforms running the Junos OS use the same PFE
• C、All platforms running the Junos OS use a hard drive to optimize syslog data storage
• D、All platforms running the Junos OS use a separate process with protected memory space for each routing protocol

第15题：

Which of the following is TRUE for the DB2 isolation level Cursor Stability (CS)?（）

• A、An application process acquires at least a share lock on the current row of every cursor.
• B、Any row that is read during a unit of work cannot be changed by other application processes until the unit of work is complete.
• C、Any row changed by another application process can be read, even if the change has not been committed by that application process.
• D、An application process that issues the same query more than once in a unit of work will not see additional rows caused by other application processes appending new information to the database.

第16题：

What is an advantage of multiple software processes running in the Junos OS?（）

• A、Each process has its own protected memory space.
• B、Each process is started manually by the user at boot.
• C、All processes are dependent on each other.
• D、Multiple processes allow each routing protocol to be independent.

第17题：

Which statement is true regarding the Junos OS?（）

• A、Each process runs in its own protected memory space ensuring that one process cannot directly interfere with another.
• B、Processes share memory space but use separate ASICs so that one process cannot directly interfere with another.
• C、A central processor called the IP2 Chip dynamically assigns memory as process needs fluctuate.
• D、The memory management daemon (mmd) is responsible for allocating new memory for processes as they request it.

第18题：

Which statement is true regarding Oracle Shared Server architecture？（）

• A、A dispatcher can support multiple client connects concurrently while a shared server process can be dedicated to only one dispatcher. 
• B、Under the Oracle Shared Server architecture, client-user processes connect to shared user processes.
• C、Each dispatcher has its own request queue, which is monitored every three seconds by the dispatcher. 
• D、Oracle Shared Server required Oracle Net Service even if the client and shared server processes reside on the same machine.

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