ExamTopics Logo
Mail Us[email protected]
Menu
Oracle Discussions
exam questions

Exam 1z0-071 All Questions

View all questions & answers for the 1z0-071 exam
Go to Exam

Exam 1z0-071 topic 1 question 33 discussion

Actual exam question from Oracle's 1z0-071
Question #: 33
Topic #: 1
[All 1z0-071 Questions]

Examine this list of requirements for a sequence:
1. Name: EMP_SEQ
2. First value returned: 1
3. Duplicates are never permitted.
4. Provide values to be inserted into the EMPLOYEES.EMPLOYEE_ID column.
5. Reduce the chances of gaps in the values.
Which two statements will satisfy these requirements? (Choose two.)

  • A. CREATE SEQUENCE emp_seq START WITH 1 INCREMENT BY 1 CYCLE;
  • B. CREATE SEQUENCE emp_seq START WITH 1 INCREMENT BY 1 CACHE;
  • C. CREATE SEQUENCE emp_seq;
  • D. CREATE SEQUENCE emp_seq START WITH 1 INCREMENT BY 1 NOCACHE;
  • E. CREATE SEQUENCE emp_seq NOCACHE;
  • F. CREATE SEQUENCE emp_seq START WITH 1 CACHE;
Show Suggested Answer Hide Answer
Suggested Answer: DE 🗳️
by karols32 at Sept. 19, 2022, 6:31 p.m.

Comments

Chosen Answer:
This is a voting comment (?). It is better to Upvote an existing comment if you don't have anything to add.
Switch to a voting comment New
Submit Cancel
826cb95
5 days, 22 hours ago
Selected Answer: DE
Reduce chances of gaps: so NOCACHE is preferred, since cached sequences can create gaps if the database shuts down before cache is used.
upvoted 1 times
...
dexdinh91
9 months, 2 weeks ago
Selected Answer: DE
NO CACHE
upvoted 2 times
...
mikom80
1 year ago
if there is cache option sequence get some numbers (for example 10). if oracle used some of this (less than 10) and restart instance occurs, then will be gap, because oracle will cache next 10 numbers.
upvoted 2 times
...
karols32
1 year, 1 month ago
How reduce the chances of gaps in the values by syntax?
upvoted 1 times
Viviana3184
10 months, 1 week ago
using NOCACHE
upvoted 1 times
...
...
Community vote distribution
A (35%)
C (25%)
B (20%)
Other
Most Voted
A voting comment increases the vote count for the chosen answer by one.

Upvoting a comment with a selected answer will also increase the vote count towards that answer by one. So if you see a comment that you already agree with, you can upvote it instead of posting a new comment.

SaveCancel
exam
Someone Bought Contributor Access for:
SY0-701
London, 1 minute ago