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【单选题】
TCP/IP层次模型中,称为可靠的协议的是____A.
TCP
B.
UDP
C.
FTP
D.
HTTP
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【多选题】The NLS_SORT parameter sets the default sort method for which of the following operations？（）
A.
WHERE clause
B.
ORDER BY clause
C.
BETWEEN clause
D.
NLSSORT function
E.
NLS_SORT function
【单选题】Which of the following statements is true regarding simple sort techniques?
A.
exchange sort if frequently referred to as a bubble sort.
B.
exchange sort is the least expensive.
C.
if random data are in an array that is to be sorted ,an insertion sort will give then best performance for large elements with small sort items.
D.
both insertion sort an selection sort require O(n) moves.
【单选题】Which of the following statements is true regarding simple sort techniques?
A.
Exchange sort is frequently referred to as a bubble sort.
B.
Exchange sort is the least expensive.
C.
If random data are in an array that is to be sorted, an Insertion Sort will give the best performance for large elements with small sort items.
D.
Both Insertion Sort and Selection Sort require O(n)moves.
【多选题】The NLS_SORT parameter sets the default sort method for which of the following operations?（）
A.
WHERE clause WHERE
B.
ORDER BY clause
C.
BETWEEN clause
D.
NLSSORT function
E.
NLS_SORT function
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