A.An identifier
B.A string
C.An array
D.program
[单选题]______ is a sequence of letters and digits, the first character must be a letter.A.An identifierB.A stringC.An arrayD.program
[单选题] (67) is a sequence of letters and digits,the first character must be a letter.(67) A.An identifierB.A stringC.An arrayD.A program
[单选题]is a sequence of letters and digits, the first character must be a letter.A.An identifierB.A stringC.An arrayD.program
[单选题]A.n identifier is a sequence of letters and digits,the first character must be(60).A.a letterB.a stringC.an arrayD.a interger
[单选题]is a device that converts images to digital format.A.CopierB.PrinterC.ScannerD.Display
[单选题]Which channel is designated for VHF Digital Selective Calling?A.Channel 70B.Channel 06C.Channel 13D.Channel 16
[试题]Tospeedupthe______ofletters,thePostOfficeintroducedautomaticsorting.A.)treatmentB)deliveryC)transmissionD)departure
[单选题]The sequence of fuel injection into cylinders is determined by ().A . the steeringB . the driven gearC . the turning gearD . the timing gear
[单选题]The sequence of parts in a generally used fuel oil supply system for a main engine is ()(1)tanks in the double bottom(2)centrifuges(3)service tank(4)settling tank(5)viscosity regulatorA . (1)-(2)-(4)-(3)-(5)B . (1)-(4)-(2)-(3)-(5)C . (1)-(3)-(2)-(4)-
[名词解释] 查询序列(query sequence)