CSE/AIML/CS/DS/MCA ROUND-1

If queue is implemented using arrays, what would be the worst run time complexity of queue and dequeue operations?

Ο(n), Ο(n)

Ο(n), Ο(1)

Ο(1), Ο(n)

Ο(1), Ο(1)

Air : Atmosphere :: Water : ?

Mountain

Island

Dew

Ocean

Set a variable n to 6. Set a variable factorial to 1. While n is greater than 0: Multiply factorial by n. Decrement n by 1. Print factorial. What will be the output?

720

120

What is the maximum length of a Python identifier?

128

No fixed length

Predict the output of the following pseudo-code Integer x = 1, y = 2, z = 3 x = y + z z = x – y z = z + x z = y + z y = y + z Print x, y, z

1 2 2003

4 6 2008

5 12 10

8 6 10

Write an SQL query to select all the employees whose salary is greater than 50000.

SELECT * FROM Employees WHERE Salary > 50000;

SELECT Salary FROM Employees WHERE Salary > 50000;

SELECT Employees WHERE Salary > 50000;

Which of the following statements is untrue?

The main() method is a requirement for each class.

A programme may only have one instance of the main() function.

The public main() function is required.

Who is the inventor of Artificial Intelligence?

Andrew Ng

John McCarthy

Jürgen Schmidhuber

Which of the following is correct IPv4 address?

124.201.3.1.52

01.200.128.123

300.142.210.64

128.64.0.0

"Which of the following SQL statements is used to get the name and email address of all the customers from the customers table? "

SELECT name, email FROM customers;

SELECT DISTINCT name, email FROM customers;

SELECT COUNT(*) FROM customers;

SELECT SUM(amount) FROM customers;

Match the computer storage types in the left column with their examples listed in the right column.Screenshot (84).png

A-iii,B-i,C-ii,D-iv

A-iv,B-iii,C-i,D-ii

A-iv,B-ii,C-i,D-iii

A-iii,B-i,C-iv,D-i

"What is the output of the following pseudocode in Python? n = 10 sum = 0 for I in range(1, n + 1): sum += I print(sum)"

110

None of the above

"What will the following R code produce as its output? c(""devtools"", ""roxygen2"") install.packages "

Creates the instruments

Sets up the supplied packages

Exits R studio, C

Nothing occurs.

Which of the following algorithms is used to find the minimum spanning tree of a weighted graph?

Kruskal’s algorithm

Prim’s algorithm

Floyd-Warshall algorithm

None of the above

CSE/AIML/CS/DS/MCA ROUND-1

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