By default, which character indicates the configuration mode prompt?（）A、#B、>C、$D、%

第1题：

Which statements concerning the switch construct are true？（）  

• A、All switch statements must have a default label.
• B、There must be exactly one label for each code segment in a switch statement.
• C、The keyword continue can never occur within the body of a switch statement.
• D、No case label may follow a default label within a single switch statement.
• E、A character literal can be used as a value for a case label.

第2题：

In a database with the database character set of US7ASCII and a national character set of UTF-8， which datatypes would be capable of storing Unicode data by default？（）

• A、 VARCHAR2
• B、 CHAR
• C、 NVARCHAR2
• D、 CLOB
• E、 LONG

第3题：

第4题：

In a design situation, there are multiple character sets that can properly encode your data. Which three should influence your choice of character set?（）

• A、Syntax when writing queries involving JOINS
• B、Memory usage when working with the data 
• C、Character set mapping index hash size
• D、Disk usage when storing data

第5题：

Automatic data conversion will occur if which of the following happens？（）

• A、 The client and server have different NLS_LANGUAGE settings
• B、 The client and server character sets are not the same，and the database character set is not a strict superset of the client character set
• C、 The client and server are in different time zones
• D、 The client requests automatic data conversion
• E、 The AUTO_CONVERT initialization parameter is set to TRUE

第6题：

By default, which character indicates the UNIX shell prompt?（）

• A、#
• B、>
• C、$
• D、%

第7题：

Which two are character manipulation functions? （）

• A、TRIM
• B、REPLACE
• C、TRUNC
• D、TO_DATE
• E、MOD
• F、CASE

第8题：

第9题：

You navigate to "UAC" > "Infranet Enforcer" > "Auth Table Mapping" in the admin GUI. You see one policy, which is the unmodified, original default policy.Which statement is true?（）

• A、Dynamic auth table mapping is not enabled.
• B、A successful authentication attempt will result in a new authentication table entry, which will be delivered only to the Junos enforcer protecting the network from which the user has authenticated.
• C、To create a static auth table mapping, you must delete the default policy.
• D、The default policy applies only to the factory-default role User.

第10题：

Which two statements are true regarding the default behavior of the ORDER BY clause? （）

• A、Null values are left out of the sort.
• B、Character values are displayed from Z to A
• C、Date values are displayed with the earliest value first.
• D、Null values are displayed last for descending sequences.
• E、Numeric values are displayed with the lowest values first.