Aspire Faculty ID #18612 · Topic: UGC NET Computer Science Dec 2022 Shift II (Paper II) · Just now
UGC NET Computer Science Dec 2022 Shift II (Paper II)

Identify the incorrect statement(s).

Solution

A super key uniquely identifies a tuple.

A candidate key is a minimal super key.

Statement (b) is incorrect because it defines candidate key wrongly as super key.

Therefore, the incorrect statement is:

Previous 10 Questions — UGC NET Computer Science Dec 2022 Shift II (Paper II)

Nearest first

Next 10 Questions — UGC NET Computer Science Dec 2022 Shift II (Paper II)

Ascending by ID
1
Consider the two relations below. The primary keys are underlined. Identify all possible foreign key(s) from the option…
Topic: UGC NET Computer Science Dec 2022 Shift II (Paper II)
2
Which of the following statements is correct, according to the following instance of the relational schema R(X, Y, Z)?&…
Topic: UGC NET Computer Science Dec 2022 Shift II (Paper II)
3
In Linux Operating System, when __________ is invoked, it is passed a set of flags that determine how much sharing is t…
Topic: UGC NET Computer Science Dec 2022 Shift II (Paper II)
4
The main function of the microkernel is to provide a communication facility between the __________ program and the vari…
Topic: UGC NET Computer Science Dec 2022 Shift II (Paper II)
5
Consider an operating system capable of loading and executing a single sequential user process at a time. The disk head…
Topic: UGC NET Computer Science Dec 2022 Shift II (Paper II)
6
For the following set of processes scheduled using FCFS policy, determine the average waiting time. Assume that the pro…
Topic: UGC NET Computer Science Dec 2022 Shift II (Paper II)
7
Which of the following is not a Non-functional requirement?
Topic: UGC NET Computer Science Dec 2022 Shift II (Paper II)
8
Topic: Software Engineering → Software Cost Estimation COCOMO stands for-
Topic: UGC NET Computer Science Dec 2022 Shift II (Paper II)
9
Modifying the software to match changes in the ever-changing environment is called as
Topic: UGC NET Computer Science Dec 2022 Shift II (Paper II)
10
For a function of two variables, boundary value analysis yields,
Topic: UGC NET Computer Science Dec 2022 Shift II (Paper II)
Ask Your Question or Put Your Review.

loading...