The VoIP gateway can perform the digitization, () and encapsulation required, and it controls the setup of VoIP calls between the calling device and the called device

A．amplification

B．depression

C．radiation

D．compression

[单选题] An ___(70)___ statement can perform. a calculation and store the result in a variable sothat it can be used later.(70)A. executableB． inputC． outputD． assignment

[单选题]______statement can perform. a calculation and store the result in a variable So that it can be used later．A．AssignmentB．ControlC．I/OD．DeclarationA．B．C．D．

[单选题] （73） statement can perform. a calculation and store the result in a variable so that it can be used later.（73）A． AssignmentB． ControlC． I/OD． Declaration

[单选题]A．n(70) statement can perform. a calculation and store the result in a variable so that it can be used later.A．executableB．inputC．outputD．assignment

[单选题]A．n （70） statement can perform. a calculation and store the result in a variable sothat it can be used later.（70）A． executableB． inputC． outputD． assignment

[单选题]( )statement can perform a calculation and store the result in a variable S

[主观题]l An (5) statement can perform. a calculation and store the result in a variable so that it can be used later.A． executableB.inputC.outputD. assignment

[单选题]A．nxiety can______with children's performance at school.A．referB．preferC．inferD．interfere

[多选题]When the freight forwarder provides services on behalf of theconsignor， he

[多选题]When the freight forwarder provides services on behalf of the consignor， he