Which statement is right：
A: Both message queue and unnamed pipe can send/receive messages between any two processes.
B: Both message queue and unnamed pipe can send /receive messages with the specified type.
C: Both message queue and named pipe can send/receive messages between any two processes.
D: Both message queue and named pipe can send /receive messages with the specified type.
A: Both message queue and unnamed pipe can send/receive messages between any two processes.
B: Both message queue and unnamed pipe can send /receive messages with the specified type.
C: Both message queue and named pipe can send/receive messages between any two processes.
D: Both message queue and named pipe can send /receive messages with the specified type.
举一反三
- How to send a message? A: type the message→tap Send→type a phone number B: type a phone number→type the message→tap Send C: tap Send→type a phone number→type the message D: type a phone number→tap Send→type the message
- When an e-mail phone is being used to make phone calls, it ______. A: cannot receive new messages B: send out a signal of new messages C: cannot display e-mail messages D: automatically checks new messages
- Both participants can be the source of the message and the receiver of the message at the same time.
- Which of the following functions can delete the message queue() A: msgget() B: msgsnd() C: msgrcv() D: msgctl
- ISP (Internet Service Provider) LAN email websiteA(n) ________ allows people to compose, send and receive messages quickly and conveniently at any time rather than going to the postoffice and mailing a letter.