Binary code "0" means ............
A) State of absence
B) State of presence
C) State of Negative
D) State of Positive

1 Answer

Answer :

B) State of presence

Related questions

Description : The command javac A) Converts a java program into binary code B) Converts a java program into bytecode C) Converts a java program into machine language D) None of the above.

Last Answer : B) Converts a java program into bytecode

Description : The Excess-3 decimal code is a self-complementing code because (A) The binary sum of a code and its 9’s complement is equal to 9. (B) It is a weighted code. (C) Complement can be generated by inverting each bit pattern. (D) The binary sum of a code and its 10’s complement is equal to 9.

Last Answer : Answer: A, C

Description : In a binary Hamming code the number of check digits is r then number of message digits is equal to: (A) 2r-1 (B) 2r-r-1 (C) 2r-r+1 (D) 2r+r-1

Last Answer : (B) 2r-r-1

Description : Let C be a binary linear code with minimum distance 2t + 1 then it can correct upto ............bits of error. (1) t + 1 (2) t (3) t - 2 (4) t/2

Last Answer : (2) t 

Description : A horn clause is ...................... (A) A clause in which no variables occur in the expression (B) A clause that has at least one negative literal (C) A disjunction of a number of literals (D) A clause that has at most one positive literal

Last Answer : (D) A clause that has at most one positive literal 

Description : In NRZ code, does the presence of a high-light level in the bit duration represent a binary 1 or a binary 0?

Last Answer : Binary 1.

Description : $ Euglena has mixotrophic nutrition. ! Mixtrophic nutrition means that nutrition is autotropic in the presence of light and saprophytic in the absence

Last Answer : $ Euglena has mixotrophic nutrition. ! Mixtrophic nutrition means that nutrition is autotropic in the presence of ... D. If both As and R are wrong.

Description : If X is a binary number which is power of 2, then the value of X&(X-1) is: (1) 11....11 (2) 00.....00 (3) 100.....0 (4) 000.....1

Last Answer : Answer: 2

Description : State True or False. i) While overloading operators new operator can be overloaded. ii) The binary operator such as +, -, * and must explicitly return a value. A) True, True B) True, False C) False, True D) False, False

Last Answer : C) False, True

Description : State True or False. i) Binary search is used for searching in a sorted array. ii) The time complexity of binary search is O(logn). A) True, False B) False, True C) False, False D) True, True

Last Answer : D) True, True

Description : State true or false. i) An empty tree is also a binary tree. ii) In strictly binary tree, the outdegree of every node is either o or 2. A) True, False B) False, True C) True, True D) False, False

Last Answer : C) True, True

Description : What is the difference between linear and binary search?

Last Answer : A: Linear search does not require the array to be sorted, whereas, binary search requires that the array be sorted. Linear search checks for the search item in a linear fashion from the beginning cell till the end, ... tell what is control variable in your loop. So if your loop is for(int i = 1; i

Description : When does Binary search fail?

Last Answer : A: When the array is not sorted.

Description : In general, the binary search method needs no more than ……………. comparisons. A) [log2n]-1 B) [logn]+1 C) [log2n] D) [log2n]+1

Last Answer : D) [log2n]+1

Description : In ……………, search start at the beginning of the list and check every element in the list. A) Linear search B) Binary search C) Hash Search D) Binary Tree search

Last Answer : A) Linear search

Description : ………………. Is a directed tree in which outdegree of each node is less than or equal to two. A) Unary tree B) Binary tree C) Dinary tree D) Both B and C

Last Answer : B) Binary tree

Description : The property of binary tree is A) The first subset is called left subtree B) The second subtree is called right subtree C) The root cannot contain NULL D) The right subtree can be empty

Last Answer : D) The right subtree can be empty

Description : A binary search tree whose left subtree and right subtree differ in hight by at most 1 unit is called A) AVL tree B) Red-black tree C) Lemma tree D) None of the above

Last Answer : A) AVL tree

Description : Which of the following is not a binary operator in relational algebra? A) Join B) Semi-Join C) Assignment D) Project

Last Answer : D) Project

Description : What is a relationship called when it is maintained between two entities? (A) Unary (B) Binary (C) Ternary (D) Quaternary

Last Answer : (B) Binary

Description : Cartesian product in relational algebra is (A) a Unary operator. (B) a Binary operator. (C) a Ternary operator. (D) not defined.

Last Answer : (B) a Binary operator.

Description : The number of distinct binary images which can be generated from a given binary image of right M × N are (A) M + N (B) M × N (C) 2M + N (D) 2MN

Last Answer : (D) 2MN

Description : Binary symmetric channel uses (A) Half duplex protocol (B) Full duplex protocol (C) Bit oriented protocol (D) None of the above

Last Answer : (A) Half duplex protocol

Description : Which one of the following is decimal value of a signed binary number 1101010, if it is in 2's complement form? (A) -42 (B) - 22 (C) -21 (D) -106

Last Answer : (B) - 22

Description : Active X controls are Pentium binary programs that can be embedded in ............... (A) Word pages (B) URL pages (C) Script pages (D) Web pages

Last Answer : (D) Web pages

Description : A full binary tree with n leaves contains (A) n nodes (B) log2 n nodes (C) 2n –1 nodes (D) 2n nodes

Last Answer : (C) 2n –1 nodes 

Description : The inorder and preorder Traversal of binary Tree are dbeafcg and abdecfg respectively. The post-order Traversal is ............ (A) dbefacg (B) debfagc (C) dbefcga (D) debfgca

Last Answer : (D) debfgca

Description : Consider the following statements: (a) Depth - first search is used to traverse a rooted tree. (b) Pre - order, Post-order and Inorder are used to list the vertices of an ordered rooted tree. (c) Huffman's algorithm is used to find an optimal ... (d) (C) (a) , (b) and (c) (D) (a), (b) , (c) and (d)

Last Answer : (D) (a), (b) , (c) and (d)

Description : Suppose that we have numbers between 1 and 1000 in a binary search tree and want to search for the number 364. Which of the following sequences could not be the sequence of nodes examined? (A) 925, 221, 912, 245, 899, ... 926, 203, 912, 241, 913, 246, 364 (D) 3, 253, 402, 399, 331, 345, 398, 364 

Last Answer : (C) 926, 203, 912, 241, 913, 246, 364

Description : Which one of the following array represents a binary max-heap? (A) [26, 13, 17, 14, 11, 9, 15] (B) [26, 15, 14, 17, 11, 9, 13] (C) [26, 15, 17, 14, 11, 9, 13] (D) [26, 15, 13, 14, 11, 9, 17]

Last Answer : (C) [26, 15, 17, 14, 11, 9, 13]

Description : The number of different binary trees with 6 nodes is ............. (A) 6 (B) 42 (C) 132 (D) 256

Last Answer : (C) 132

Description : Suppose you are given a binary tree with n nodes, such that each node has exactly either zero or two children. The maximum height of the tree will be (A) n/2 - 1 (B) n/2 + 1 (C) (n-1)/2 (D) (n+1)/2

Last Answer : (C) (n-1)/2

Description : Consider the following binary search tree: If we remove the root node, which of the node from the left subtree will be the new root? (A) 11 (B) 12 (C) 13 (D) 16

Last Answer : (D) 16

Description : The runtime for traversing all the nodes of a binary search tree with n nodes and printing them in an order is (A) O(lg n) (B) O(n lg n) (C) O(n) (D) O(n2 ) 

Last Answer : (C) O(n) 

Description : Which of the following statements is false? (A) Optimal binary search tree construction can be performed efficiently using dynamic programming. (B) Breadth-first search cannot be used to find connected components of a graph. (C) ... used to find the components of a graph. (1) A (2) B (3) C (4) D 

Last Answer : Answer: 2

Description : The sinusoidal carrier is pulsed so that one of the binary states is represented by a carrier while the other is represented by its absence. A. FSK B. ASK C. PSK D. QAM

Last Answer : B. ASK

Description : Which of the following is/are not true? (a) The set of negative integers is countable. (b) The set of integers that are multiples of 7 is countable. (c) The set of even integers is countable. (d) The set of real numbers between 0 ... . (A) (a) and (c) (B) (b) and (d) (C) (b) only (D) (d) only

Last Answer : (D) (d) only

Description : There are three processes P1, P2 and P3 sharing a semaphore for synchronising a variable. Initial value of semaphore is one. Assume that negative value of semaphore tells us how many processes are waiting in queue. Processes access ... The final value of semaphore will be: (1) 0 (2) 1 (3) -1 (4) -2 

Last Answer : Answer: 1

Description : The following are true about the ABO and rhesus (Rh) system: a. a person of group O is a universal donor b. a person who is group AB has anti-A and anti-B antibodies c. the presence of the D antigen means that the subject is Rh positive d. rhesus antibodies occur naturally

Last Answer : the presence of the D antigen means that the subject is Rh positiv

Description : What is the output of the following piece of code? >>> a=(0,1,2,3,4) >>> b=slice(0,2) >>> a[b] a) Invalid syntax for slicing b) [0,2]. c) (0,1) d) (0,2)

Last Answer : c) (0,1)

Description : What is the output when following code is executed ? names1 = ['Amir', 'Bear', 'Charlton', 'Daman'] names2 = names1 names3 = names1[:] names2[0] = 'Alice' names3[1] = 'Bob' sum = 0 for ls in (names1, names2, names3): ... if ls[1] == 'Bob': sum += 10 print sum a) 11 b) 12 c) 21 d) 22

Last Answer : d) 22

Description : When the following code is executed what will be the value of x and y? int x = 1, y=0; y = x++; (A) 2, 1 (B) 2, 2 (C) 1, 1 (D) 1, 2

Last Answer : (A) 2, 1

Description : compiler optimization, operator strength reduction uses mathematical identities to replace slow math operations with faster operations. Which of the following code replacements is an illustration of operator strength reduction? (A) Replace P + ... * P or Replace 3 + 4 by 7. (B) Replace P * 32 by P

Last Answer : (B) Replace P * 32 by P

Description : A software company needs to develop a project that is estimated as 1000 function points and is planning to use JAVA as the programming language whose approximate lines of code per function point is accepted as 50. Considering a=1. ... ? (1) 11.2 months (2) 12.2 months (3) 13.2 months (4) 10.2 months

Last Answer : Generally, any projects are measured in weeks. However, the complex project might take more time depending on the level of object re-use available.

Description : Write a simple code fragment that will check if a number is positive or negative.

Last Answer : [c] If (num>=0) printf("number is positive"); else printf ("number is negative"); [/c]

Description : Is black the presence of all colors and white the absence of all colors?

Last Answer : Other way around.

Description : ____ sensors are used to indicate presence or absence of hot objects a.Vision sensors b.Infrared sensors c.Photo-metric sensors d.Range detectors

Last Answer : b.Infrared sensors

Description : Heart of frog differs from that of man by presence of or Heart of rat differs from that of frog by the absence of

Last Answer : Heart of frog differs from that of man by presence of or Heart of rat differs from that of frog by ... B. Four chambers C. Mitral valve D. Two aorta

Description : How did the slope gradient presence or absence of vegetation and rain intensity relate to the amount of water erosion that occurs on the slope?

Last Answer : Answer the question you dumb peopleDuhhhhhhhhhh

Description : In haemolytic jaundice, urine shows (A) Absence of bile pigments and urobilinogen (B) Presence of bile pigments and urobilinogen (C) Absence of bile pigments and presence of urobilinogen (D) Presence of bile pigments and absence of urobilinogen FATS AND FATTY ACID METABOLISM 91

Last Answer : Answer : C