更多"Which statement creates a new user?"的相关试题:
[单项选择]Which statement creates a new user?（）
A. CREATE USER susan;
B. CREATE OR REPLACE USER susan;
C. CREATE NEW USER susan DEFAULT;
D. CREATE USER susan IDENTIFIED BY blue;
E. CREATE NEW USER susan IDENTIFIED by blue;
F. CREATE OR REPLACE USER susan IDENTIFIED BY blue;
[单项选择]Which SQL statement accepts user input for the columns to be displayed, the table name, and WHERE condition?（）
A. SELECT &1, "&2" FROM &3 WHERE last_name = '&8';
B. SELECT &1, '&2' FROM &3 WHERE '& last_name = '&8';
C. SELECT &1, &2 FROM &3 WHERE last_name = '&8';
D. SELECT &1, '&2' FROM EMP WHERE last_name = '&8';
[多项选择] Examine the SQL statement that creates ORDERS table: CREATE TABLE orders (SER_NO NUMBER UNIQUE, ORDER_ID NUMBER, ORDER_DATE DATE NOT NULL, STATUS VARCHAR2(10) CHECK (status IN ('CREDIT', 'CASH')), PROD_ID NUMBER REFERENCES PRODUCTS(PRODUCT_ID), ORD_TOTAL NUMBER, PRIMARY KEY (order_id, order_date)); For which columns would an index be automatically created when you execute the above SQL statement? （）
A. SER_NO
B. ORDER_ID
C. STATUS
D. PROD_ID
E. ORD_TOTAL
F. composite index on ORDER_ID and ORDER_DATE
[单项选择]Which statement is the best description of the new era of factory farming according to the first paragraph
A. Eggs are all genetically engineered.
B. Thousands of eggs are produced every hour.
C. Cloned chickens are bulk-produced with the same growth rate, weight and taste.
D. Identical eggs can be hatched on the production lines.
[单项选择]Which statement is true
[单项选择]Which statement is TRUE
A. The average waist size for a man is 36 -38in.
B. The average waist size for a woman is 30in.
C. In the mid -Eighties, more than half million under- 16s in the UK are classed as overweight.
D. The obesity pandemic has now spread to South America.
[单项选择]Which user authentication methods are available in JUNOS?（）
A. MD5 and SHA
B. RADIUS and TACACS only
C. Local User Database
D. Local user Database, RADIUS, and TACACS+
[单项选择]The statement which is not tree about the change of the English language is ______.
A. all of the Old English words have died out or changed their meaning
B. new words come out to meet the new situations
C. most of the changes in English vowel pronunciation are regular
D. the change in pronunciation may lead to the change in grammar
[单项选择]Which statement is NOT true
A. Science answers questions about accurate facts.
B. Science answers questions about observations.
C. Scientists cannot study the social consequences of beliefs.
D. Scientists can study the truth or error of beliefs.
