Explanation

The complement of a matrix typically means changing the signs of all its elements.

The transpose involves swapping the rows and columns of the matrix.

Thus, the transpose of the complement of a matrix A is equal to the negative of A, i.e., -A.

Explanation

SSDs have no moving parts, which results in faster data access speeds and lower latency.

HDDs rely on mechanical components like spinning disks, which make them slower and more prone to delays in data retrieval.

Explanation

In a nested for-loop, the inner loop executes N times for each iteration of the outer loop.

This results in a total of N × N = N² iterations, making the time complexity O(N²).

Explanation

Modulo (mod) operation finds the remainder when 5 is divided by 3.

5 ÷ 3 = 1 remainder 2, so 5 mod 3 = 2.

Explanation

"Happy" describes the state or condition of "she," modifying the subject.

In this sentence, "looks" is a linking verb, and adjectives follow linking verbs to describe the subject.

Explanation

"Run" should be changed to "runs" to agree with the singular subject "she."

"Fast" is the correct adverb, and "fastly" is incorrect.

Explanation

Phishing is a network attack where attackers attempt to obtain sensitive information like usernames, passwords, or credit card details by pretending to be a trustworthy entity.

It often involves misleading emails or fake websites designed to trick users into revealing their personal information.

Explanation

"Like" in this sentence is used to compare the manner in which she ran, which is characteristic of an adverb.

It modifies the verb "ran," indicating how the action was performed, which is typical of adverbs.

Explanation

A constructor is automatically called when an object is instantiated, setting initial values.

Unlike regular methods, it has the same name as the class and does not have a return type.

Explanation

Sprint is a fixed time period during which a specific set of tasks or features are developed and delivered in Agile methodologies.

It typically lasts for 1-4 weeks.

It is a core part of the Scrum framework in Agile.