List of top Questions asked in CPET

Which of the following is a major advantage of CDMA over FDMA and TDMA?

In the Pumping Lemma, which condition must hold for the substring y in \( w = xyz \)?

Which of the following is a necessary condition for a connected graph to have an Eulerian circuit?

What is the general solution of the recurrence relation \( a_n = 2a_{n-1} \) with \( a_0 = 5 \)?

In how many ways can a committee of 3 people be selected from a group of 7?

Which of the following statements is TRUE about FSMs (Finite State Machines)?

What is the truth value of the proposition (P → Q) ∧ (¬Q) when P is true and Q is false?

According to the Principle of Inclusion-Exclusion, for two sets A and B, the formula for |A ∪ B| is:

In Boolean algebra, which of the following statements is true regarding SOP and POS forms?

What happens when a transaction is rolled back?

Which schedule ensures that transactions are executed in the same order as they appear without interleaving?

What will be the result of the following SQL query?

SELECT COUNT(*) FROM Employees;

Which concurrency control technique ensures that transactions are executed in a serial order?

What is the result of a Cartesian Product (×) between two relations R(A, B) and S(C, D)?

A functional dependency X → Y is considered a transitive dependency if:

Which method is used to pause the execution of a thread for a specific period?

What is a weak entity in an ER model?

What will be the output of the following Java code?

public class Test {
 public static void main(String[] args) {
    try {
      int a = 5 / 0;
    } catch (ArithmeticException e) {
      System.out.println("Arithmetic Exception caught");
    }
    System.out.println("Code continues...");
  }
}

What will be the output of the following Java code?

public class Hello {
 public static void main(String[] args) {
    String str = "Hello";
    str.concat(" World");
    System.out.println(str);
  }
}

What will happen if a return statement is present inside a try block and also in the finally block?

What is the use of the final keyword in Java?

What will be the output of the following Java code?

public class Test {
 public static void main(String[] args) {
    int x = 5;
    System.out.println(++x * 2);
  }
}

Which of the following problems can occur due to improper process synchronization?

What will be the output of the following Java code?

public class Check {
 public static void main(String[] args) {
    int a = 5;
    System.out.println(a > 2 ? a < 5 ? 10 : 20 : 30);
  }
}

What is a safe state in deadlock avoidance?