• Placement Questions

Placement Papers with Solutions

(#M40029654) GATE QUESTION GATE-CS Keep an EYE

Given the language L = {ab, aa, baa}, which of the following strings are in L*?
1) abaabaaabaa
2) aaaabaaaa
3) baaaaabaaaab
4) baaaaabaa

option
(A) 1, 2 and 3
(B) 2, 3 and 4
(C) 1, 2 and 4
(D) 1, 3 and 4

Asked In Gate Rats (12 years ago)

Unsolved

Is this Puzzle helpful?   (6)   (2) Submit Your Solution

(#M40029653) GATE QUESTION GATE-CS Keep an EYE

In the IPv4 addressing format, the number of networks allowed under Class C addresses is
(A) 2^14
(B) 2^7
(C) 2^21
(D) 2^24

Asked In Gate Rats (12 years ago)

Unsolved

Is this Puzzle helpful?   (6)   (2) Submit Your Solution

(#M40029652) GATE QUESTION GATE-CS Keep an EYE

Which of the following transport layer protocols is used to support electronic mail?

option
(A) SMTP
(B) IP
(C) TCP
(D) UDP

Asked In Gate Rats (12 years ago)

Unsolved Read Solution (2)

Is this Puzzle helpful?   (17)   (1) Submit Your Solution

(#M40029651) GATE QUESTION GATE-CS Keep an EYE

Consider a random variable X that takes values +1 and -1 with probability 0.5 each. The values of the cumulative distribution function F(x) at x = -1 and +1 are

option
(A) 0 and 0.5
(B) 0 and 1
(C) 0.5 and 1
(D) 0.25 and 0.75

Asked In Gate Rats (12 years ago)

Unsolved

Is this Puzzle helpful?   (0)   (0) Submit Your Solution

(#M40029650) GATE QUESTION GATE-CS Keep an EYE

Register renaming is done in pipelined processors
(A) as an alternative to register allocation at compile time
(B) for efficient access to function parameters and local variables
(C) to handle certain kinds of hazards
(D) as part of address translation

Asked In Gate Rats (12 years ago)

Unsolved Read Solution (2)

Is this Puzzle helpful?   (2)   (0) Submit Your Solution

(#M40029649) GATE QUESTION GATE-CS Keep an EYE

The amount of ROM needed to implement a 4 bit multiplier is

option
(A) 64 bits
(B) 128 bits
(C) 1 Kbits
(D) 2 Kbits

Asked In Gate Rats (12 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (13)   (2) Submit Your Solution

(#M40029648) GATE QUESTION GATE-CS Keep an EYE

Le t G be a simple undirected planar graph on 10 vertices with 15 edges. If G is a connected graph, then the number of bounded faces in any embedding of G on the plane is equal to

option
(A) 3
(B) 4
(C) 5
(D) 6

Asked In Gate Rats (12 years ago)

Unsolved

Is this Puzzle helpful?   (0)   (0) Submit Your Solution

(#M40029647) GATE QUESTION GATE-CS Keep an EYE

The recurrence relation capturing the optimal execution time of the Towers of Hanoi problem with n discs is

option
(A) T(n) = 2T(n - 2) + 2
(B) T(n) = 2T(n - 1) + n
(C) T(n) = 2T(n/2) + 1
(D) T(n) = 2T(n - 1) + 1

Asked In Gate Rats (12 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (34)   (23) Submit Your Solution General Knowledge

(#M40029646) GATE QUESTION GATE-CS Keep an EYE

Which of the following statements are TRUE about an SQL query?
P : An SQL query can contain a HAVING clause even if it does not have a GROUP BY clause
Q : An SQL query can contain a HAVING clause only if it has a GROUP BY clause
R : All attributes used in the GROUP BY clause must appear in the SELECT clause
S : Not all attributes used in the GROUP BY clause need to appear in the SELECT clause

option
(A) P and R
(B) P and S
(C) Q and R
(D) Q and S

Asked In Gate Rats (12 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (7)   (4) Submit Your Solution Database

(#M40029645) GATE QUESTION GATE-CS Keep an EYE

Given the b asic ER and relational models, which of the following is INCORRECT?
(A) An attribute of an entity can have more than one value
(B) An attribute of an entity can be composite
(C) In a row of a relational table, an attribute can have more than one value
(D) In a row of a relational table, an attribute can have exactly one value or a NULL value

Asked In Gate Rats (12 years ago)

Unsolved

Is this Puzzle helpful?   (0)   (0) Submit Your Solution