更多"You didn't have to write the essay "的相关试题:
[单项选择]You have not plugged up the drainage, have you?（）.
A. No, I have
B. Yes, I haven't
C. Yes, I have
D. No, I didn't
[单项选择]Have you got（）lychees?
A. some
B. any
C. /
[单项选择]-Write to me when you get home. -OK, I（）
A. must
B. should
C. will
D. can
[单项选择]How long have you worked here?（）
A. Since about two years.
B. I do not know.
C. For about two years.
D. Who knows.
[单项选择]Have you installed the new software?（）
A. Installed.
B. Uninstalled.
C. No, not yet.
D. Yes, not yet.
[单项选择]You have read/write permission on an ordinary file foo. You have just run In foo bar. What would happen if you ran rm foo？（）
A. foo and bar would both be removed.
B. foo would be removed while bar would remain accessible.
C. foo would be removed， bar would still exist but would be unusable.
D. Both foo and bar would remain accessible.
E. You would be asked whether bar should be removed.
[单项选择]How long have you lived in London? （）
A. I moved here from Paris.
B. My whole life.
C. I‘ve worked here for almost 10 years.
D. I‘ve never traveled there.
[单项选择]Have you got a table for four, Waiter?（）
A. Welcome to our restaurant.
B. Yes, sure. This way, please.
C. We have booked the seats.
D. Here are the menus.
[单项选择]Good morning. Have you got a single room with a bathroom, please?（）
A. I don't know.
B. I'd rather not say.
C. Well, guess.
D. Yes, we have.
[单项选择]You have applications that have frequently executed queries, and produce small and static result sets.You configure the sqlnet.ora file in the client machine to set a nonzero value for the OCI_RESULT_CACHE_MAX_SIZE parameter. What is the purpose of this configuration?（）
A. to avoid round trips to the server by enabling caching of query results in client memory
B. to improve performance by storing a copy of the data from the private SQL area of the PGA
C. to enhance the query performance by creating a cache in the client memory for sorting operations
D. to avoid the storing of query plans and results in the server by creating a cache in the client memory
[单项选择]Have you watered the flower? I don’t think this kind of flower need（）every day.
A. water
B. watering
C. be watered
D. being watered
[单项选择]Have you got（）Email address? Yes, mine is Li Ping @ yahoo.com.cn
A. the
B. an
C. a
D. /
[单项选择]I guess Jones didn’t have a chance to win the election.（）the people in the city voted for his opponent.
A. Most all of
B. Most of all
C. Almost all of
D. Almost the whole of
[多项选择]You have enabled resumable space allocation in your database by setting the RESUMABLE_TIMEOUT parameter set to a nonzero value.Which three statements about resumable space allocation are true? （）
A. Even with resumable space allocation enabled for your database, you can disable resumable space allocation for a single session.
B. A resumable statement is suspended only if an out of space error occurs. （Out of space condition Maximum extents reached condition，Space quota exceeded condition）
C. When a resumable statement is suspended, the transaction that contains the statement is also suspended.
D. A resumable statement can only be suspended and resumed once during the execution of the statement.
E. You can query the V$SESSION_WAIT dynamic performance view to identify the statements that are suspended for a session.
[简答题]What kind of knowledge do you need to have if you say you know a word?
[多项选择]You are creating a Web Form. You write the following code segment to create a SqlCommand object. SqlConnection conn = new.SqlConnection(connString); conn.Open（ ）; SqlCommand cmd = conn.CreateCommand（ ）; cmd.CommandText = “select cont(*) from Customers”; You need to display the number of customers in the Customers table. Which two code segments can you use to achieve this goal? （）
A. object customerCount = cmd.ExecuteScalar();lblCompanyName.Text = customerCount.ToString();
B. int customerCount = cmd.ExecuteNonQuery();lblCompanyName.Text = customerCount.ToString();
C. SqlDataReader dr = cmd.ExecuteReader();dr.Read();lblCompanyName.Text = dr[0].ToString();
D. SqlDataReader dr = cmd.ExecuteReader();dr.Read();lblCompanyName.Text = dr.ToString();
[单项选择]You have determined that you are in the right semicircle of a tropical cyclone in the Northern Hemisphere.What action should you take to avoid the storm（）.
A. Place the wind on the starboard quarter and hold that course
B. Place the wind on the port quarter and hold that course
C. Place the wind on the port bow and hold that course
D. Place the wind on the starboard bow and hold that course
