PGT Computer Science (Level-3), (HTET Exam 2021)

Total Questions: 150

121. In a stack, if a user tries to remove an element from an empty stack, it is called:

Correct Answer: A. Underflow

122. Inheritance allows the following in C++ program:

Correct Answer: D. All options are correct

123. Which is the step in waterfall model that involves a meeting with the customer to understand the requirements?

Correct Answer: A. Requirement Gathering

124. The PowerPoint view that displays only text-title and bullets is:

Correct Answer: A. Outline view

125. Which is not the right approach of incremental testing approach?

Correct Answer: A. Big bang approach

126. SQL, Views are also known as:

Correct Answer: B. Virtual Tables

127. Which of the following provides the ability to query information from the database and insert tuples into, delete tuples from, and modify tuples in the database?

Correct Answer: A. DML (Data Manipulation Language)

128. Which among the following is a valid cell address in MS-Excel?

Correct Answer: C. D6

129. Arrange the following activities to form a general software engineering process model:

(a) Modelling
(b) Planning
(c) Deployment
(d) Construction
(e) Communication

Correct Answer: C. (e), (b), (a), (d), (с)

130. Which of the following is not a valid aggregate function?

Correct Answer: B. COMPUTE