List of practice Questions

If \( (\sqrt{3} + 1)^n + (\sqrt{3} - 1)^n = 4 \), then the value of \( n \) is:

In the system of linear equations AX = B, if A is a singular matrix and B is a null matrix, then which of the following is correct?

In the matrix equation: \[ \begin{bmatrix} 3 & -1 \\ 2 & 5 \end{bmatrix} \begin{bmatrix} x \\ y \end{bmatrix} = \begin{bmatrix} 4 \\ -3 \end{bmatrix}, \] the values of \( x \) and \( y \) are:

If A is a skew-symmetric matrix of odd order, then the determinant of A is:

Let P and Q be two matrices such that P Q = 0 and P is non-singular, then
(a) Q is also non-singular
(b) Q = 0
(c) Q is singular
(d) P = Q
Choose the correct answer from the options given below:

	LIST I (Type of the Matrix)		LIST II (Property)
A.	Symmetric Matrix		I. a_ij = a_ji, for values of i and j
B.	Hermitian Matrix		II. a_ij = ā_ji, for values of i and j
C.	Skew-Hermitian matrix		III. a_ij = -ā_ji, for values of i and j
D.	Skew-Symmetric matrix		IV. a_ij = -a_ji, for values of i and j

Choose the correct answer from the options given below:

As a science, which of the following does psychology use as its primary source of information?

Psychological research on everyday human concerns reveals that:

Conscious forcing of desires or thoughts out of consciousness is called:

“Personality is fixed in the early years of life and subject to little change thereafter.” This view is known as:

Which one of the following methods of reliability examines the performance of a psychological test over time?

Match List I with List II:

LIST I(Measures)		LIST II(Explanation)
A	Mean	I	The value repeated maximum number of times in a given series
B	Median	II	The extent of individual differences around the central tendency
C	Mode	III	Average
D	Variability	IV	The point above and below which lies 50% of the scores

Choose the correct answer from the options given below:

The behavior of avoiding a noxious stimulus by a responder is called:

The forgetting of new learning due to previously acquired material is called:

Information organized in Long-Term Memory (LTM) stores is aided by the reminders which direct memory search to appropriate parts of the LTM repository. These are called:

The cat which meows to a doorbell and not a phone ring is exhibiting the learning phenomenon of:

Assigning test conditions to one group of participants while keeping others neutral to test the effect of a variable under study is a practice in research. The group not assigned test conditions is known as:

The schedule of reinforcement in which reinforcement occurs only after a fixed number of responses have been emitted is called:

When Libido is attached to or invested in an object, it is known as:

The school of Psychology which aimed to study the adaptive functions of the mind is called:

What can be calculated by comparing the performance of those who have obtained very low test scores with those who have obtained very high test scores?

Excessive competitive drive even when it is unnecessary, is observed in which of the following types of personality?

In Hans Selye’s General Adaptation Syndrome, the final stage is:

Which of the following questions would be of most interest to a cognitive psychologist? (A) How does a child acquire the concept of color? (B) Are introverted people more likely to be high self-monitors? (C) What mechanisms are invoked in hunger? (D) How is the unconscious represented in dreams? Choose the correct answer from the options given below:

Your weekly visit to your psychoanalyst begins with instructions to "say whatever comes into your mind." Which technique is being used by the psychoanalyst?