List of practice Questions

Which of the following interfaces perform the transfer of data between the memory and the I/O peripheral without involving the CPU?
Which of the following is the smallest unit of data in a computer?

Consider the program below which uses six temporary variables a, b, c, d, e and f.
a = 10
b = 20
c = 30
d = a + c
e = b + d
f = c + c
b = c + e
e = b + f
d = 5 + e
return d + f
Assuming that all the above operations take their operands from registers, the minimum number of registers needed to execute this program without spilling is:

The quotient, if the binary number \(11010111\) is divided by \(101\), is
Which of the following components is used to establish a communication link between a CPU and the peripheral devices to transfer data?

The company's _________ growth in revenue surprised analysts.

Which sentence demonstrates correct preposition usage?
If \( x = 1 + \sqrt[6]{2} + \sqrt[6]{4} + \sqrt[6]{8} + \sqrt[6]{16} + \sqrt[6]{32} \), then \( \left( 1 + \frac{1}{x} \right)^{24} \) is equal to:
Let \( A \) and \( B \) be two events defined on a sample space \( \Omega \). Suppose \( A \) denotes the complement of \( A \) relative to the sample space \( \Omega \). Then the probability \( P((A \cap B) \cup (A^c \cap B)) \) equals:
If one AM (Arithmetic mean) \( a \) and two GM's (Geometric means) \( p \) and \( q \) be inserted between any two positive numbers, the value of \( p^3 + q^3 \) is:
A coin is thrown 8 times. What is the probability of getting a head in an odd number of throws?
The value of the series \( \frac{2}{3!} + \frac{4}{5!} + \frac{6}{7!} + \dots \) is:
Which of the following is TRUE?
The vector \( \vec{A} = (2x + 1)\hat{i} + (x^2 - 6y)\hat{j} + (xy^2 + 3z)\hat{k} \) is a
Consider the function \( f(x) = \begin{cases} -x^3 + 3x^2 + 1, & \text{if } x \leq 2 \\ \cos(x), & \text{if } 2 < x \leq 4 \\ e^{-x}, & \text{if } x > 4 \end{cases} \) Which of the following statements about \( f(x) \) is true:
The two parabolas \( y^2 = 4a(x + c) \) and \( y^2 = 4bx \), \( a>b>0 \) cannot have a common normal unless:
A man starts at the origin O and walks a distance of 3 units in the north-east direction and then walks a distance of 4 units in the north-west direction to reach the point P. Then \( \overline{OP} \) is equal to:
Ramu visits Delhi every 15 days and Samu goes to Delhi every 20 days. They met at Delhi 5 days back. After how many days, from today, they will meet at Delhi next time?
Rajesh will not go to the concert if Rakesh goes. Rakesh will go to the concert if his dog barks three times.
Based only on the information above, which of the following must be true?
Which out of the following words will appear last in the dictionary?
From the given options, find the pair which is like the given pair \( 8:4 \).
Which one of the following is the odd one from the given alternatives?

This question contains six statements followed by four sets of combinations of three. Choose the set in which the combinations are most logically related: 
A: Some buildings are not skyscrapers.
B: Some skyscrapers are not buildings.
C: All falcons are birds.
D: All birds are yellow.
E: All birds are thirsty.
F: All falcons are yellow.
 

COMPREHENSION: What is F's profession? 
Seven persons A, B, C, D, E, F and G are travelling in three vehicles — Swift, Creta, Nexon. 
There are at least two people in each vehicle, and only one male. 
There are two engineers, two doctors, and three teachers.
Given: 
(i) C is a lady doctor and she does not travel with the pair of sisters A and F.
(ii) B, a male engineer, travels with only G, a teacher in a Swift.
(iii) D is a male doctor.
(iv) Two persons of the same profession do not travel in the same vehicle.
(v) A is not an engineer and travels in a Creta.
(vi) The pair of sisters A and F travel in the same vehicle.

COMPREHENSION:
Seven persons A, B, C, D, E, F and G are travelling in three vehicles — Swift, Creta, Nexon. 
There are at least two people in each vehicle, and only one male. 
There are two engineers, two doctors, and three teachers.
In which vehicle does C travel?