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WorksheetsMedha Round-2
Total questions: 20
Worksheet time: 10mins
Which file are contents readymade styles that can be used for a word document?
Presentation
Letters
Magic wands
Templates
What is the difference between XML and HTML?
HTML is used for exchanging data, XML is not.
XML is used for exchanging data, HTML is not
HTML can have user defined tags, XML cannot
What are meta tags used for?
To store information usually relevant to browsers and search engines
To only store information usually relevant to browsers
To only store information about search engines
To store information about external links
Which of the following join extracts data of matching rows from both tables?
Full Outer Join
Left Join
Right Join
None of these.
What type of scheduling is round-robin scheduling?
Linear data scheduling
Non-linear data scheduling
Preemptive scheduling
Non-preemptive scheduling
Which is the Linux operating system?
Private operating system
Windows operating system
Open-source operating system
None of these
What is the process of feeding a machine learning model with data to adjust its internal parameters and improve performance?
Model Validation
Model Optimization
Model Training
Model Testing
What is the primary objective of the k-means clustering algorithm?
Minimize the within-cluster variance
Maximize the between-cluster variance
Minimize the number of clusters
Maximize the number of iterations
Which Pen company's logo is this?
Montblanc
Cross
Sheaffer
Parker
This is one of the largest GPU manufacturers?
Nvidia
Intel
AMD
Qualcomm
In HTML, which attribute is used to specify that an input field must be filled out?
required
formvalidate
placeholder
validate
Fullform of ASCII -
(a)
The NOT NULL constraint enforces a column to not accept NULL values.
True
False
Which of the following is a single-user operating system?
Windows
MAC
Ms-Dos
None of these
Which SQL query will sort the results in descending order based on the salary column?
SELECT * FROM employees ORDER BY salary DESC;
SELECT * FROM employees SORT BY salary DESC;
SELECT * FROM employees ORDER salary DESC;
SELECT * FROM employees SORT salary DESC;
What will be the output of the following code?
[0, 1, 0, 1, 4]
[0, 1, 0, 1, 4, 0, 1, 4, 9]
[0, 1, 0, 1, 4, 0, 1, 4]
[0, 1, 4, 0, 1, 4, 9]
What does the following list comprehension produce?
[(x, y) for x in range(3) for y in range(3)]
[(0, 0), (1, 0), (2, 0), (0, 1), (1, 1), (2, 1), (0, 2), (1, 2), (2, 2)]
[(0, 0), (0, 1), (0, 2), (1, 0), (1, 1), (1, 2), (2, 0), (2, 1), (2, 2)]
[(0, 0), (1, 1), (2, 2)]
[(0, 0), (0, 1), (1, 0), (1, 1), (2, 0), (2, 1)]
What is the output of the following Java code?
11
12
13
14
Which of the following statements about Java interfaces is false?
An interface can extend multiple interfaces
An interface can have default methods
An interface can have constructors
An interface can be implemented by classes.
What is the role of a confusion matrix in evaluating a classification model?
To visualize the distribution of data points in different classes
To measure the impact of outliers on model performance
To quantify the accuracy of a model's predictions
To show the number of true positives, true negatives, false positives, and false negatives
