The user must interact with the (74) in order to accomplish task.(74)

A． printer

B． memory

C． CPU

D． operating system

[单选题]The user must interact with the (74) in order to accomplish task．A．PrinterB．memoryC．CPUD．operation system

[单选题]The user must interact with the(73) in order to accomplish task.A．printerB．memoryC．CPUD．operating system

[单选题]User programs interact with the kernel through a set of standard(71). They request services to be provided by the kernel. Such services would include accessing a file: open close, read, write, link, or execute a file; starting or(72)accounting record

[单选题] (74) is a single-user multi-task operating system．(74)A． MS-DOSB． WindowsC．UNIXD．Linux

[单选题]Nowadays, there are many teenagers addicted to the Interact, __________wast

[试题]I must say that I have never heard, from any Western pacifist, an honest answer to this question, though I have heard plenty of evasions, usually of the “you’re another” type.

[单选题]I think I must have ______ my purse at home.A． forgottenB． missedC． leftD． taken

[单选题]—Must I be in hospital for a week， Doctor? —No， you_________. You can go back home tomorrow.A． mustn’t B. needn’t C. must

[单选题]Must I be home before seven?_________。A.No, you needn'tB.No, you mustn'tC.Y

[单选题]I must be going now.- _________A.So soon! I hope you've enjoyed it.B.Have a