Question 1
ISRO Scientist/Engineer CS 2018, Question 1: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
ISRO Computer Science (CSE) 2018 Question Paper & Solutions
Attempt the ISRO Computer Science (CSE) 2018 previous year paper in real CBT exam mode or practice mode with the official answer key. Step-by-step explanations are coming soon.
All ISRO Computer Science (CSE) papers
80 questions. Answers are shown only where the official answer key is available.
Question 2
ISRO Scientist/Engineer CS 2018, Question 2: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 3
ISRO Scientist/Engineer CS 2018, Question 3: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 4
ISRO Scientist/Engineer CS 2018, Question 4: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 5
ISRO Scientist/Engineer CS 2018, Question 5: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 6
ISRO Scientist/Engineer CS 2018, Question 6: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 7
ISRO Scientist/Engineer CS 2018, Question 7: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 8
ISRO Scientist/Engineer CS 2018, Question 8: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 9
ISRO Scientist/Engineer CS 2018, Question 9: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 10
ISRO Scientist/Engineer CS 2018, Question 10: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 11
ISRO Scientist/Engineer CS 2018, Question 11: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 12
ISRO Scientist/Engineer CS 2018, Question 12: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 13
ISRO Scientist/Engineer CS 2018, Question 13: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 14
Which of the following is dense index?
- A. Primary index
- B. Clusters index
- C. Secondary index
- D. Secondary non key index
Answer: C. Secondary index
Question 15
ISRO Scientist/Engineer CS 2018, Question 15: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 16
ISRO Scientist/Engineer CS 2018, Question 16: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 17
ISRO Scientist/Engineer CS 2018, Question 17: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 18
ISRO Scientist/Engineer CS 2018, Question 18: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 19
ISRO Scientist/Engineer CS 2018, Question 19: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 20
ISRO Scientist/Engineer CS 2018, Question 20: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Question 21
ISRO Scientist/Engineer CS 2018, Question 21: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 22
ISRO Scientist/Engineer CS 2018, Question 22: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 23
..................... can detect burst error of length less than or equal to degree of the polynomial and detects burst errors that affect odd number of bits.
- A. Hamming Code
- B. CRC
- C. VRC
- D. None of the above
Answer: B. CRC
Question 24
ISRO Scientist/Engineer CS 2018, Question 24: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 25
ISRO Scientist/Engineer CS 2018, Question 25: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 26
ISRO Scientist/Engineer CS 2018, Question 26: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 27
ISRO Scientist/Engineer CS 2018, Question 27: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 28
ISRO Scientist/Engineer CS 2018, Question 28: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 29
ISRO Scientist/Engineer CS 2018, Question 29: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 30
ISRO Scientist/Engineer CS 2018, Question 30: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 31
ISRO Scientist/Engineer CS 2018, Question 31: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 32
ISRO Scientist/Engineer CS 2018, Question 32: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 33
ISRO Scientist/Engineer CS 2018, Question 33: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 34
Consider a singly linked list of the form where F is a pointer to the first element in the linked list and is the pointer to the last element in the list. The time of which of the following operations depends on the length of the list?
- A. Delete the last element of the list
- B. Delete the first element of the list
- C. Add an element after the last element of the list
- D. Interchange the first two elements of the list
Answer: A. Delete the last element of the list
Question 35
ISRO Scientist/Engineer CS 2018, Question 35: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 36
ISRO Scientist/Engineer CS 2018, Question 36: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 37
ISRO Scientist/Engineer CS 2018, Question 37: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 38
ISRO Scientist/Engineer CS 2018, Question 38: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 39
ISRO Scientist/Engineer CS 2018, Question 39: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 40
ISRO Scientist/Engineer CS 2018, Question 40: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 41
Consider the following table in a relational database According to the data shown in the table, which of the following could be a candidate key of Me table?
- A. {Last Name}
- B. {Room}
- C. {Shift}
- D. {Room, Shift}
Answer: D. {Room, Shift}
Question 42
ISRO Scientist/Engineer CS 2018, Question 42: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 43
ISRO Scientist/Engineer CS 2018, Question 43: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 44
ISRO Scientist/Engineer CS 2018, Question 44: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 45
ISRO Scientist/Engineer CS 2018, Question 45: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 46
ISRO Scientist/Engineer CS 2018, Question 46: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 47
ISRO Scientist/Engineer CS 2018, Question 47: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 48
ISRO Scientist/Engineer CS 2018, Question 48: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 49
ISRO Scientist/Engineer CS 2018, Question 49: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 50
ISRO Scientist/Engineer CS 2018, Question 50: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 51
ISRO Scientist/Engineer CS 2018, Question 51: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 52
A particular parallel program computation requires 100 sec when executed on single processor. If 40% of this computation is inherently sequential (i.e. will not benefit from additional processors), then theoretically best possible elapsed times of this program running with 2 and 4 processors, respectively, are
- A. 20 sec and 10 sec
- B. 30 sec and 15 sec
- C. 50 sec and 2 5 sec
- D. 70 sec and 55 sec
Answer: D. 70 sec and 55 sec
Question 53
ISRO Scientist/Engineer CS 2018, Question 53: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 54
ISRO Scientist/Engineer CS 2018, Question 54: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 55
ISRO Scientist/Engineer CS 2018, Question 55: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 56
The Functions Point (FP) metric is
- A. Calculated from user requirement
- B. Calculated from lines of code
- C. Calculated from software complexity assessment
- D. None of the above
Answer: C. Calculated from software complexity assessment
Question 57
ISRO Scientist/Engineer CS 2018, Question 57: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 58
ISRO Scientist/Engineer CS 2018, Question 58: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 59
ISRO Scientist/Engineer CS 2018, Question 59: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 60
ISRO Scientist/Engineer CS 2018, Question 60: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Question 61
ISRO Scientist/Engineer CS 2018, Question 61: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 62
ISRO Scientist/Engineer CS 2018, Question 62: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 63
ISRO Scientist/Engineer CS 2018, Question 63: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 64
ISRO Scientist/Engineer CS 2018, Question 64: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 65
ISRO Scientist/Engineer CS 2018, Question 65: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 66
ISRO Scientist/Engineer CS 2018, Question 66: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 67
ISRO Scientist/Engineer CS 2018, Question 67: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 68
ISRO Scientist/Engineer CS 2018, Question 68: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 69
ISRO Scientist/Engineer CS 2018, Question 69: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 70
The running time of an algorithm is given by T(n) = T(n-1) + T(n-2) - T(n-3), if n > 3 = n, otherwise Then what should be the relation between T(1), T(2) and T(3), so that the order of the algorithm is constant ?
- A. T(1) = T(2) = T(3)
- B. T(1) + T(3) = 2*T(2)
- C. T(1) - T(3) = T(2)
- D. T(1) + T(2) = T(3)
Answer: A. T(1) = T(2) = T(3)
Question 71
ISRO Scientist/Engineer CS 2018, Question 71: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 72
ISRO Scientist/Engineer CS 2018, Question 72: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 73
ISRO Scientist/Engineer CS 2018, Question 73: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: A. Option A
Question 74
ISRO Scientist/Engineer CS 2018, Question 74: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 75
ISRO Scientist/Engineer CS 2018, Question 75: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 76
ISRO Scientist/Engineer CS 2018, Question 76: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: B. Option B
Question 77
ISRO Scientist/Engineer CS 2018, Question 77: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 78
ISRO Scientist/Engineer CS 2018, Question 78: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: C. Option C
Question 79
ISRO Scientist/Engineer CS 2018, Question 79: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D
Question 80
ISRO Scientist/Engineer CS 2018, Question 80: see the question image.
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer: D. Option D