PGT Computer Science (Level-3), (HTET Exam 2020)

Total Questions: 150

61. In a code language, 'DISTANCE' is written as 'IDTATOEC' and 'DOCUMENT' is written as 'ODDMUFTN', then in same code language, 'THURSDAY' will be written as:

Correct Answer: B. HTVSREYA
Solution:The coded pattern is as follows:
The first two and IV, V and VII, VIII letters of the
word are written in the reverse order and each of the
remaining letters is moved one step forward to get the
code.

62. Kamal walks 10 m towards North. From there, he walks 6 m towards South. Then he walks 3 m towards East. In which direction is he with reference to his starting point?

Correct Answer: C. North-East
Solution:

63. In the first year, the population of a village increased by 5% and in the next year it decreased by 5%. If at the end of the second year, the population was 79,800, what was it at the beginning of the first year?

Correct Answer: C. 80,000
Solution:

64. Find the wrong terms of the following series:

1CV, 5FU, 9IT, 15LS, 170R

Correct Answer: C. 15LS
Solution:

65. The radii of two cylinders are in the ratio 2: 3 and their heights are in the ratio 5: 3. The ratio of their volumes are:

Correct Answer: B. 20: 27
Solution:

66. Mr. X said about Mrs. Y, "Mrs. Y is the wife of the grandson of my mother." How is Mr. X is related to Mrs. Y?

Correct Answer: D. Father-in-law
Solution:

67. How many independent meaningful words can 'HEARTLESS' be divided into without changing the order of the letters and using each letter only once?

Correct Answer: E. *

68. In an examination, 27% students failed in English and 38% failed in Science. If 19% failed in both the subjects, then the percentage of passed in both the subjects is:

Correct Answer: B. 54%
Solution:

69. Next terms of the following number series are:

20, 20, 19, 16, 17, 13, 14, 11, ?, ?

Correct Answer: A. 10, 10
Solution:

70. A man rows upstream 13 km and downstream 28 km taking 5 hours each time. What is the speed of water?

Correct Answer: A. 1½ km/hr
Solution: