List of top Questions asked in AP PGECET- 2026

The Bellman-Ford algorithm is preferred over Dijkstra's algorithm when the graph contains:

Boolean algebra is mainly used in which area?

Which data structure is used to implement priority scheduling?

Which data structure is used for level order traversal in trees?

Which data structure allows insertion and deletion at both ends?

Which tree traversal visits left subtree, root, then right subtree?

Which of the following parameter passing mechanisms allows a function to modify the actual variable in the calling function?

In a circular queue implemented using an array of size $MAX$, if 'front' and 'rear' are the indices, the condition for the queue being full is:

Which data structure is used by the compiler to manage function calls and local variables (Activation Records)?

The Huffman coding algorithm used for data compression is based on which algorithmic strategy?

A program allocates memory dynamically using $malloc()$ and does not free it. After repeated execution, what is the most likely outcome?

Which of the following is TRUE about the Quick Sort algorithm?

A grammar is given:
$E \rightarrow E + T \mid T$
$T \rightarrow T * F \mid F$
$F \rightarrow (E) \mid id$
For the input: $id + id * id$, what is the correct interpretation?

Consider the linear search algorithm on an array of size 'n'. What is the worst-case time complexity of linear search?

An algorithm repeatedly divides a problem into smaller sub-problems, solves them independently, and combines the results to obtain the final solution. Determine the algorithm that follows this strategy.

A connected undirected graph has 8 vertices and 12 edges. How many edges will its spanning tree contain?

Which of the following statements about linked lists is true?

In CPU Control design, what is the primary difference between hardwired control and micro programmed control?

Which of the following statements about Arithmetic Logic Unit (ALU) is correct?

In which addressing mode does the instruction contain the actual operand value itself rather than the address of operand?

What is the 2's complement representation of the decimal number -5 in 8-bit binary?

Which of the following propositions is logically equivalent to $p \rightarrow q$?

In a simple undirected graph, the sum of the degrees of all vertices is 20. How many edges are present in the graph?

Which of the following circuits is a sequential circuit?

If a graph G has 10 vertices and each vertex has degree 3, how many edges does G have?