扬智软件试题

1. Queue is a useful structure
* What is a queue?
* Write 5 operations or functions, without details, that can be done on a
queue.
2. Insert a sequence fo keys(24,49,13,20,59,23,90,35) into a data structur
e, which has no keys initially. Depict the data structure after these insertio
ns, if it is:
* a heap tree
* an AVL tree
3. * What is a synchronous I/O bus?
* What is an asnchronous I/O bus?
* Compare the advantages and disadvantages of synchronous and a synchronou
s I/O bus.
4. Explain the following terminology:
* Baud rate
* Handshaking
* Memory mapped I/O
5. Explain the key issues in supporting a real-time operation system for e
mbedded system.