Computer Science Quiz

The parser which is used to produce a syntax tree is known as:

• Lexical Analyzer

• Syntax Analyzer

• Semantic Analyzer

• Intermediate Code Generator

Which layer of the OSI model is responsible for data encryption?

• Application Layer

• Presentation Layer

• Session Layer

• Transport Layer

What is the purpose of the JOIN operation in SQL?

• To combine columns from multiple tables

• To delete rows from a table

• To update rows in a table

• To insert rows into a table

Which of the following is not a type of kernel?

• Monolithic kernel

• Microkernel

• Exokernel

• Nanokernel

Which layer of the OSI model is responsible for establishing, managing, and terminating connections between applications?

• Physical Layer

• Data Link Layer

• Network Layer

• Transport Layer

Which of the following is not a characteristic of a greedy algorithm?

• Optimal substructure

• Overlapping subproblems

• Local optimal choice

• Feasible solutions

Which of the following is not a cryptographic algorithm?

• AES

• RSA

• SHA-256

• FTP

In machine learning, overfitting occurs when:

• The model performs well on the training data but poorly on new, unseen data.

• The model performs well on new, unseen data but poorly on the training data.

• The model has a high bias but low variance.

• The model has low bias and low variance.

The traveling salesman problem (TSP) is an example of:

• P problem

• NP problem

• NP-complete problem

• NP-hard problem

The language accepted by a Turing machine is:

• Context-Free Language

• Context-Sensitive Language

• Regular Language

• Recursively Enumerable Language