A test has questions worth 100 marks totals. There are two types of questions, multiple choice questions are worth 3 marks each and essay questions are worth 11 marks each. How many multiple choice questions does the exam have?
There are 5 buildings called V, W, X, Y, Z in a row (not necessarily in order). V is to the West of W, Z is to the East of X and the West of V. W is to West of Y. Which building is in the middle?
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Saturn is __________ to be seen on a clear night with the naked eye?
There are 3 red socks, 4 green socks and 3 blue socks. You choose 2 socks. The probability that they are of the same color is
Chose the option with words that are not synonyms.
The numbers of the roots of ex + 0.5x2 -2 = 0 in the range [-5, 5] are
There are three boxes, one contains apples, another contains oranges and last one contains both apples and oranges. All three are known to be incorrectly labelled. You are permitted to open just one box and then pull out and inspect only one fruit. Which box would you open to determine the contents of all three boxes?
X is 30 digit number starting with 4 followed 7. Then number X3 will have
"We lived in culture and denied any merit to literally works, Considering them important only when they were handmaidens to something seemingly more urgent - namely ideology. This was a country where all gestures even the most private , interpreted as political terms." The author's believes that ideology is not as important as literature is revealed by the word :
An air pressure contour line join the locations in the region having the same atmospheric pressure. The following is the air pressure contour of a geographical region. The contour line are shown as 0.05 bar intervals in this plot.
Q. If the probability of thunderstorm is given by how fast air pressure rises or drops over a region. Which of the following region is most likely to have thunderstorm.
Let p, q, r denote the statement "It is raining", "It is cold", and "It is pleasant", respectively. Then the statement "It is not raining and it is pleasant, and it is not pleasant only if it is raining and it is cold" is represented by:
Match the following according to input(from the left column) to the compiler phase(in the right column) that process it:
In a file allocation system, which of the following allocation scheme(s) can be used if no external fragmentation is allowed?
I. Contiguous
II. Linked
III. Indexed
Note: This question appeared as Numerical Answer Question in GATE.
The representation of the value of a 16-bit unsigned integer X in a hexadecimal number system is BCA9. The representation of the value of X in octal number system is:
An ER model of a database consists of entity types A and B. These are connected by a relationship R which does not have its own attribute. Under which of the following conditions, can the relational table for R be merged with that of A?
Match the algorithms with their time complexities:
Consider the following statements about the routing protocols, Routing Information Protocol(RIP) and Open Shortest Path First(OSPF) in an IPv4 network.
I. RIP uses distance vector routing
II. RIP packets are sent using UDP
III. OSPF packets are sent using TCP
IV. OSPF operation is based on link-state routing
Which of the following above are CORRECT?
The maximum number of IPv4 router address addresses that can be listed in the record route (RR) option field of an IPv4 header is ____.
Note: This question appeared as Numerical Answer Type.
Consider the following tables T1 and T2:
Q. In table T1, P is the primary key, Q is the foreign key referencing R in table T2 with on-delete cascade and on-update cascade. In table T2, R is the primary key and S is the foreign key referencing P in the table T1 with on-delete set NULL and on-update cascade. In order to delete record (3,8) from table, numbers of additional record that need to be deleted from table T1 is
Breath First Search(BFS) has been implemented using queue data structure.
Q. Which one of the following is a possible order of visiting the nodes in the graph above.
Consider a socket API on Linux machine that supports UDP socket. A connected UDP socket is a UDP socket on which connect function has already been called. Which of the following statements is/are correct ?
I. A connected UDP socket can be used to communicate with multiple peers simultaneously.
II. A process can successfully call connect function again for an already connected UDP socket.
Let L1 and L2 be any context-free language and R be any regular language. Then, which of the following is correct ?
I. L1 ∪ L2 is context-free.
II. L1' is context-free.
III. L1-R is context-free.
IV. L1 ∩ L2
Match the following:
Identity the language generated by following grammar where S is the start variable.
S --> XY
X --> aX | a
Y --> aYb | ∈
G is undirected graph with n vertices and 25 edges such that each vertex has degree at least 3. Then the maximum possible value of n is ________
The minimum possible number of states of a deterministic finite automaton that accepts a regular language L = {w1aw2 | w1, w2 ∈{a,b}* , |w1| = 2, w2>=3} is_______
Given the following binary number in 32 bit (single precision) IEEE-754 format:
00111110011011010000000000000000
Q. The decimal value closest to this floating-point number is:
A Circular queue has been implemented using singly linked list where each node consists of a value and a pointer to next node. We maintain exactly two pointers FRONT and REAR pointing to the front node and rear node of queue. Which of the following statements is/are correct for circular queue so that insertion and deletion operations can be performed in O(1) i.e. constant time.
I. Next pointer of front node points to the rear node.
II. Next pointer of rear node points to the front node.