Answer:
CREATE FUNCTION exam_eligible_students
RETURN NUMBER AS
num_students NUMBER(15);
BEGIN
SELECT COUNT(STUDENT_ID)
INTO num_students
FROM STUDENT_ATTENDANCE
WHERE ELIGIBILITY_FOR_EXAMS = 'Y';
RETURN (num_students);
END;
Explanation:
exam_eligible_students is a made of name for the FUNCTION to be called.
num_students is a made up name for the RETURN to be called. The RETURN name is referenced in the INTO statement and as the name of the the return in the RETURN line in ().
Answer:
The recommended type of trunk for interoperability is an IEEE 802.1Q trunk.
Explanation:
IEEE 802.1Q is an open industry standard and is the most commonly implemented on layer 2 switches of different vendors, assuring interoperability.
Commonly know as <em>dot1q</em>, is the networking standard that supports virtual LANs (VLANs) on an IEEE 802.3 Ethernet network. It specifies the mechanisms for tagging frames with VLAN data and the procedures for handling this data by switches and bridges.
Answer:
how do we answer that question when there is no choices to chose from
Explanation:
Answer:
D. smart phone
explanation;
a. what the heck is a radio going to do?
b. an HD television? is his job watching movies?
d. he already has a form of communication he uses, he needs something that can to both things at the same time
c. a smart phone can do everything he needs to do, likely faster than a landline phone or laptop.
