long number = 345L;
long number = 0345;
long number = 0345L;
long number = 0x345L;
第1题:
A. Bind Variable Peeking
B. SQL Plan Baselines
C. Adaptive Cursor Sharing
D. Bind variable used in a SQL statement
E. Literals in a SQL statement
第2题:
VLSM的含义是()。
A.Variable Length Subnet Masking
B.Variable Length Shortest Masking
C.Very Long/Shortest Masking
D.Variable Long Subnet Masking
第3题:
6The construct cobegin Statement1; Statement2; coend means Statement1 and Statement2 are to be executed in parallel. The only two atomic actions in this construct are loading thevalue of a variable and storing into a variablE.For the program segment x:=0; y:=O; cobegin begin x:=l; y:=y+x; end; begin y:=2; x:=x+3; end coend Which of the following indicate(s) possible values for the variables when the segment finishes execution? Ⅰ.x=1,y=2 Ⅱ.x=1,y=3 Ⅲ.x=4,y=6
A.Ⅰ
B.Ⅰ and Ⅱ
C.Ⅰ and Ⅲ
D.Ⅱand Ⅲ
第4题:
Which statement is true?()
第5题:
Loran-C is which type of navigation system ________.
A.Hyperbolic,long-range navigation system
B.Short-range electronic
C.Long-range,high frequency navigation system
D.Long-range,with a frequency of 1950 kHz
第6题:
______ is the address of a variable or a variable in which the address of another variable is stored.
A.Director
B.Pointersystem
C.Array
D.Record
第7题:
______is the address of.a variable or a variable in which the address of another variable is stored.
A.Director
B.Pointer
C.Array
D.Record
第8题:
A. Binary data up to 4 gigabytes.
B. Character data up to 4 gigabytes.
C. Raw binary data of variable length up to 2 gigabytes.
D. Binary data stored in an external file, up to 4 gigabytes.
E. A hexadecimal string representing the unique address of a row in its table.
第9题:
第10题:
Which statement is true?()