Polaris Previous Years Solved Sample Placement Papers
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5, 21, 69, 213, 645, ?
(a) 1670
(b) 1941
(c) 720
(d) 1320
Answer: (b) 1941
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Find out the questioned number -
6 : 5 :: 8 : ?
(a) 2
(b) 4
(c) 6
(d) 10
Answer: (c) 6
Explanations: As, 6 = 3 * 2 ⇒ 3 + 2 = 5. Similarly, 8 = 4 * 2 ⇒ 4 + 2 = 6
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In a row of trees, a tree is 7th from left end and 14th from the right end. How many trees are there in the row?
(a) 18
(b) 19
(c) 20
(d) 21
Answer: (c) 20
Explanations: Total number of trees = 7 + 14 - 1 = 20
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Shan is 55 years old, Sathian is 5 years junior to Shan and 6 years senior to Balan. The youngest brother of Balan is Devan and he is 7 years junior to him. So what is the age difference between Devan and Shan?
(a) 18 years
(b) 15 years
(c) 13 years
(d) 7 years
Answer: (a) 18 years
Explanations: Age of Sathian = 50 years and age of Balan = 44 years. Age of Devan = 37 years. ∴ Reqd. difference = 55 - 37 = 18 years
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Which of the following communications lines is best suited to interactive processing applications?
(A) Narrowband channels
(B) Simplex channels
(C) Full-duplex channels
(D) Mixed band channels
Ans: (B) -
A feasibility document should contain all of the following except:
(A) Project name
(B) Problem descriptions
(C) Feasible alternative
(D) Data flow diagrams
Ans: (D) -
What is the main function of a data link content monitor?
(A) To detect problems in protocols
(B) To determine the type of transmission used in a data link
(C) To determine the type of switching used in a data link
(D) To determine the flow of data
Ans: (A) -
Which of the following is a broadband communications channel?
(A) Coaxial cable
(B) Fiber optic cable
(C) Microwave circuits
(D) All of the above
Ans: (D) - Middletown is north of Centerville. Centerville is east of Penfield. Penfield is northwest of Middletown. If the first two statements are true, the third statement is
a. true.
b. false.
c. uncertain.
Answer: c. uncertain. - Taking the train across town is quicker than taking the bus. Taking the bus across town is slower than driving a car. Taking the train across town is quicker than driving a car. If the first two statements are true, the third statement is
a. true.
b. false.
c. uncertain.
Answer: c. uncertain. - All Lamels are Signots with buttons. No yellow Signots have buttons. No Lamels are yellow. If the first two statements are true, the third statement is
a. true.
b. false.
c. uncertain.
Answer: a. true. - The hotel is two blocks east of the drugstore. The market is one block west of the hotel. The drugstore is west of the market. If the first two statements are true, the third statement is
a. true.
b. false.
c. uncertain.
Answer: a. true. - Tom puts on his socks before he puts on his shoes. He puts on his shirt before he puts on his jacket. Tom puts on his shoes before he puts on his shirt. If the first two statements are true, the third statement is
a. true.
b. false.
c. uncertain.
Answer: b. false.