The Oracle 1z0-805 exam is a certification exam that allows Java programmers who are certified in previous versions to upgrade their certification to Java SE 7. It focuses on the new functionalities and improvements introduced in Java SE 7.

The Oracle 1z0-805 (Upgrade to Java SE 7 Programmer) exam is designed for individuals who are already certified Java programmers and wish to upgrade their certification to Java SE 7. It tests knowledge of the new features and enhancements in Java SE 7.

The Oracle 1z0-805 exam typically consists of 90 questions.

The passing score for the Oracle 1z0-805 exam is 60%.

The competency level required for the Oracle 1z0-805 exam is intermediate to advanced, as it is intended for professionals who are already certified in previous versions of Java.

The question format of the Oracle 1z0-805 exam includes multiple-choice and multiple-answer questions.

The Oracle 1z0-805 exam can be taken at authorized Pearson VUE testing centers or through online proctoring.

The Oracle 1z0-805 exam is offered in English.

The cost of the Oracle 1z0-805 exam is approximately $245 USD, but prices may vary by location.

The target audience of the Oracle 1z0-805 exam includes Java programmers who are already certified in previous versions of Java and wish to upgrade their certification to Java SE 7.

The average salary of an Oracle 1z0-805 certified professional varies based on location and experience, but generally ranges from $80,000 to $120,000 USD per year.

The testing providers for the Oracle 1z0-805 exam are authorized Pearson VUE testing centers.

The recommended experience for the Oracle 1z0-805 exam includes a solid understanding of Java programming and prior certification in a previous version of Java.

The prerequisites for the Oracle 1z0-805 exam include having a prior Java Programmer certification (such as OCPJP 6 or SCJP 6).

The expected retirement date of the Oracle 1z0-805 exam has passed, as Oracle has retired this exam.

The roadmap for the Oracle 1z0-805 exam involves upgrading from a previous Java Programmer certification to the Java SE 7 Programmer certification.

The Oracle 1z0-805 exam covers topics such as Java Class Design, Advanced Class Design, Generics and Collections, Java I/O Fundamentals, Java File I/O (NIO.2), Building Database Applications with JDBC, and Localization.

Sample questions for the Oracle 1z0-805 exam can be found on the official Oracle Certification website or through various certification preparation resources.

The difficulty level of the Oracle 1z0-805 exam is considered intermediate to advanced, as it is designed for individuals who are already certified in previous versions of Java.