Przykładowe pytania do certyfikatu ZEND, pomoc w znalezieniu odpowiedzi Opcje

[nexis]

Mam kilka pytań z próbnego egzaminu na certyfikat ZEND, co do których nie jestem pewien odpowiedzi. Może wam będą bliższe:

1. Using flock() to lock a stream is only assured to work under what circumstances? (1 poprawna odpowiedź)
- When running in a Linux environment local filesystem
- When accessing the stream of the local filesystem
- When running in a Windows environment and accessing a share
- When accessing a bi-directional stream
- When accessing a read-only stream

2. What is the correct syntax to create a Zlib-compressed file foo.gz with a compression level of 9? (1 poprawna odpowiedź)
- gzip://foo.gz?level=9
- compress.zip://foo.gz?level=9
- compress.zlib://foo.gz
- compress.gzip://foo.gz?level=9
- zlib://foo.gz

3. Which from the following list is not an approrpiate use of an array? (1 poprawna odpowiedź)
- As a list
- All of these uses are valid
- As a Lookup Table
- A Stack
- As a hash table

4. The __________ interface implements a useful design pattern which allows you to overload an instance of an object so it can be accessed like an array.

5. Event-based XML parsing is an example of which parsing model? (1 poprawna odpowiedź)
- SAX
- DOM
- XML Object Mapping
- Xpath
- XQuery

6. Implementing your own PDO class requires which steps from the list below? (3 poprawne odpowiedzi)
- Extending the PDOStatement Class
- Set the PDO::ATTR_STATEMENT_CLASS parameter
- Call the PDO::setStatementClass() method
- Extend the PDO class
- Set the PDO::ATTR_USE_CLASS paramate