Oracle OCP 19c 认证1Z0-082考试题库（第4题）
原创Oracle OCP 19c 认证1Z0-082考试题库（第4题）
原创
Oracle OCP 19c 认证1Z0-082考试题库（第4题）-CUUG整理
4.Which two statements are true about date/time functions in a session where NLS_DATE_FORMAT is set to DD-MON-YYYY HH24:MI:SS? (Choose two.)
A. CURRENT_TIMESTAMP returns the same date and time as SYSDATE with additional details of fractional seconds
B. SYSDATE can be queried only from the DUAL table
C. CURRENT_DATE returns the current date and time as per the session time zone
D. SYSDATE can be used in expressions only if the default date format is DD-MON-RR
E. SYSDATE and CURRENT_DATE return the current date and time set for the operating system of the database server
F. CURRENT_TIMESTAMP returns the same date as CURRENT_DATE
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