Description : What will be the output? d1 = {"john":40, "peter":45} d2 = {"john":466, "peter":45} d1 > d2 a) True b) False c) Error d) None
Last Answer : c) Error
Description : What will be the output of the following Python code snippet? d1 = {"john":40, "peter":45} d2 = {"john":466, "peter":45} d1 > d2 a) True b) False c) Error d) None
Last Answer : Answer: c Explanation: Arithmetic > operator cannot be used with dictionaries.
Description : What will be the output of the following Python code snippet? d1 = {"john":40, "peter":45} d2 = {"john":466, "peter":45} d1 == d2 a) True b) False c) None d) Error
Last Answer : Answer: b Explanation: If d2 was initialized as d2 = d1 the answer would be true.
Description : What will be the output? d = {"john":40, "peter":45} "john" in d a) True b) False c) None d) Error
Last Answer : a) True
Description : What will be the output of the following Python code snippet? d = {"john":40, "peter":45} "john" in d a) True b) False c) None d) Error
Last Answer : Answer: a Explanation: In can be used to check if the key is int dictionary.
Description : Suppose d = { john :40, peter :45}, what happens when we try to retrieve a value using the expression d[ susan ]? a) Since susan is not a value in the set, Python raises a KeyError ... Python raises a KeyError exception d) Since susan is not a key in the set, Python raises a syntax error
Last Answer : c) Since “susan” is not a key in the set, Python raises a KeyError exception
Description : What will be the output? d = {"john":40, "peter":45} print(list(d.keys())) a) [“john”, “peter”]. b) [“john”:40, “peter”:45]. c) (“john”, “peter”) d) (“john”:40, “peter”:45)
Last Answer : a) [“john”, “peter”].
Description : What is the output? d = {"john":40, "peter":45} d["john"] a) 40 b) 45 c) “john” d) “peter”
Last Answer : a) 40
Description : What will be the output? d = {"john":40, "peter":45} d["john"] a) 40 b) 45 c) “john” d) “peter”
Description : Which of the following statements is TRUE? D1: The decomposition of the schema R(A,B,C) into R1(A,B) and R2(A,C) is always lossless. D2: The decomposition of the schema R(A,B,C,D,E) having AD→B, C→DE, B→AE, AE→C ... ,D,E) is lossless. (A) Both D1 and D2 (B) Neither D1 and D2 (C) Only D1 (D) Only D2
Last Answer : (D) Only D2
Description : Suppose d = {“john”:40, “peter”:45}. To obtain the number of entries in dictionary which command do we use? a) d.size() b) len(d) c) size(d) d) d.len()
Last Answer : b) len(d)
Description : Suppose d = {“john”:40, “peter”:45}, to delete the entry for “john” what command do we use a) d.delete(“john”:40) b) d.delete(“john”) c) del d[“john”]. d) del d(“john”:40)
Last Answer : c) del d[“john”].
Description : Read the code shown below carefully and pick out the keys? d = {"john":40, "peter":45} a) “john”, 40, 45, and “peter” b) “john” and “peter” c) 40 and 45 d) d = (40:”john”, 45:”peter”)
Last Answer : b) “john” and “peter”
Description : Which of the following statements create a dictionary? a) d = {} b) d = {“john”:40, “peter”:45} c) d = {40:”john”, 45:”peter”} d) All of the mentioned
Last Answer : d) All of the mentioned
Description : If D1, D2,…. Dn are domains in a relational model, then the relation is a table, which is a subset of (A) D1+D2+…. +Dn (B) D1x D2x… xDn (C) D1U D2U….UDn (D) D1- D2-….-Dn
Last Answer : (B) D1x D2x… xDn
Description : Consider the following database table having A, B, C and D as its four attributes and four possible candidate keys (I, II, III and IV) for this table: I: {B} II: {B, C} III: {A, D} IV: {C, D} If ... the database table? (A) I and III only (B) III and IV only (C) II only (D) I only
Last Answer : (C) II only
Description : What will be the output of the following Python code? d = {"john":40, "peter":45} d["john"] a) 40 b) 45 c) “john” d) “peter”
Last Answer : Answer: a Explanation: Execute in the shell to verify.
Description : What will be the output of the following Python code snippet? d = {"john":40, "peter":45} a) “john”, 40, 45, and “peter” b) “john” and “peter” c) 40 and 45 d) d = (40:”john”, 45:”peter”)
Last Answer : Answer: b Explanation: Dictionaries appear in the form of keys and values.
Description : hat is the output of the following? i = 5 while True: if i%0O11 == 0: Page No 12 break print(i) i += 1 a) 5 6 7 8 9 10 b) 5 6 7 8 c) 5 6 d) error
Last Answer : b) 5 6 7 8
Description : What is the output of the following? i = 1 Page No 11 while True: if i%3 == 0: break print(i) i + = 1 a) 1 2 b) 1 2 3 c) error d) none of the mentioned
Last Answer : c) error
Description : What is the output of the following? print("xyyzxyzxzxyy".count('yy')) a) 2 b) 0 Page No 23 c) error d) none of the mentioned
Last Answer : a) 2
Description : What is the output when following statement is executed ? >>>print('new' 'line') a) Error b) Output equivalent to print ‘new\nline’ Page No 22 c) newline d) new line
Last Answer : c) newline
Description : What is the output of the following? i = 0 while i < 3: Page No 15 print(i) i += 1 else: print(0) a) 0 1 2 3 0 b) 0 1 2 0 c) 0 1 2 d) error
Last Answer : b) 0 1 2 0
Last Answer : A
Description : What is the output of the following code? >>> a=(1,2,(4,5)) >>> b=(1,2,(3,4)) >>> a
Last Answer : a) False
Description : What will be the output? >>>t1 = (1, 2, 4, 3) >>>t2 = (1, 2, 3, 4) >>>t1 < t2 a) True b) False c) Error d) None
Last Answer : b) False
Description : What is the output when following code is executed ? >>>list1 = [11, 2, 23] >>>list2 = [11, 2, 2] >>>list1 < list2 is a) True b) False c) Error d) None
Description : A particle experiences constant acceleration for 20 seconds after starting from rest. If it travels a distance D1 in the first 10 seconds and distance D2 in the next 10 seconds then, (a) D2 = D1 (b) D2 = 2D1 (c) D2 = 3D1 (d) D2 = 4D1 -Science
Last Answer : (c) is the answer
Description : In a rhombus if d1 = 16 cm, d2 = 12 cm, then the length of the side of the rhombus is (a) 8 cm (b) 9 cm (c) 10 cm (d) 12 cm
Last Answer : (c) 10 cm
Description : A compound pipe of diameter d1, d2 and d3 having lengths l1, l2 and l3 is to be replaced by an equivalent pipe of uniform diameter d and of the same length (l) as that of the compound pipe. The size of the equivalent pipe is given by (A) l/d² = + + (B) l/d³ = + ) + (C) = + + (D)
Last Answer : Answer: Option D
Description : 18.The total extension of a taper rod of length ‘L’ and end diameters ‘D1’ and ‘D2’, subjected to a load (P), is given of a. 4PL/ΠE. D1D2 b. 3PL/ΠE. D1D2 c. 2PL/ΠE. D1D2 d. PL/ΠE.D1D2 Where E=Young’s modulus of elasticity
Last Answer : a. 4PL/ΠE. D1D2
Description : In the treatment of parkinsonism, bromocriptine differs from levodopa in the following respects except: A. It does not need conversion to an active metabolite B. It has a longer duration of ... with little/antagonistic action on D1 receptors D. It does not produce behavioral/psychiatric side effect
Last Answer : D. It does not produce behavioral/psychiatric side effects
Description : 6.12 The most prominent action of bromocriptine is: A. Dopamine D2 agonism B. Dopamine D2 antagonism C. Dopamine D1 antagonism D. α adrenergic antagonism
Last Answer : A. Dopamine D2 agonism
Description : Dopaminergic D1 and D2 as well as adrenergic α and β1, but not β2 receptors are activated by: A. Dopamine B. Dobutamine C. Methoxamine D. Phenylephrine
Last Answer : A. Dopamine
Description : Dopaminergic D1 and D2 as well as adrenergic α and β 1, but not β 2 receptors are activated by: A. Dopamine B. Dobutamine C. Methoxamine D. Phenylephrine
Description : Assume that D1 and D2 in figure are ideal diodes. The value of current I is A)0mA B) 0.25mA C) 0.5 mA D)1.0mA
Last Answer : Assume that D1 and D2 in figure are ideal diodes. The value of current I is 0mA
Description : The age of Discontinuity‘ (1969) has been authored by A. John Drydon B. Cyril Debydeen C. Peter F. Drucker D. None of these
Last Answer : C. Peter F. Drucker
Description : What is the output of the following? i = 1 while True: if i%2 == 0: break print(i) i += 2 a) 1 Page No 13 b) 1 2 c) 1 2 3 4 5 6 … d) 1 3 5 7 9 11 …
Last Answer : d) 1 3 5 7 9 11 …
Description : What is the output of the following? i = 2 while True: if i%3 == 0: break print(i) i += 2 a) 2 4 6 8 10 … b) 2 4 c) 2 3 d) error
Last Answer : b) 2 4
Description : What is the output of the following? i = 5 while True: if i%0O9 == 0: break print(i) i += 1 a) 5 6 7 8 b) 5 6 7 8 9 c) 5 6 7 8 9 10 11 12 13 14 15 …. d) error
Last Answer : d) error
Description : What is the output of the following? i = 1 while True: if i%0O7 == 0: break print(i) i += 1 a) 1 2 3 4 5 6 b) 1 2 3 4 5 6 7 c) error d) none of the mentioned
Last Answer : a) 1 2 3 4 5 6
Description : Which one of the following is not a definition of error ? (A) It refers to the discrepancy between a computed, observed or measured value and the true, specified or theoretically correct value. (B) It ... to fail. (D) It refers to human action that results in software containing a defect or fault.
Last Answer : The input, or clock pulse.
Description : What is the output of the following program ? (Assume that the appropriate pre-processor directives are included and there is no syntax error) main() { char S[ ] = "ABCDEFGH"; printf ("%C",* (& ... Base address of S is 1000 */ } (A) ABCDEFGH1000 (B) CDEFGH1000 (C) DDEFGHH1000 (D) DEFGH1000
Last Answer : (D) DEFGH1000
Description : What is the output of the following code? a={1:"A",2:"B",3:"C"} b={4:"D",5:"E"} a.update(b) print(a) a) {1: ‘A’, 2: ‘B’, 3: ‘C’} b) Method update() doesn’t exist for dictionaries c) {1: ‘A’, 2: ‘B’, 3: ‘C’, 4: ‘D’, 5: ‘E’} d) {4: ‘D’, 5: ‘E’}
Last Answer : c) {1: ‘A’, 2: ‘B’, 3: ‘C’, 4: ‘D’, 5: ‘E’}
Description : What will be the output? numberGames = {} numberGames[(1,2,4)] = 8 numberGames[(4,2,1)] = 10 numberGames[(1,2)] = 12 sum = 0 for k in numberGames: sum += numberGames[k] print len(numberGames) + sum Page No 36 a) 30 b) 24 c) 33 d) 12
Last Answer : a) 30
Description : What is the output of the following? d = {0: 'a', 1: 'b', 2: 'c'} for i in d: print(i) Page No 18 a) 0 1 2 b) a b c c) 0 a 1 b 2 c d) none of the mentioned
Last Answer : a) 0 1 2
Description : What is the output of the following? x = 'abcd' for i in range(len(x)): x = 'a' print(x) Page No 17 a) a b) abcd abcd abcd c) a a a a d) none of the mentioned
Last Answer : c) a a a a
Description : Suppose that the number of instructions executed between page faults is directly proportional to the number of page frames allocated to a program. If the available memory is doubled, the mean interval between page faults is also ... memory were available? (A) 60 sec (B) 30 sec (C) 45 sec (D) 10 sec
Last Answer : Answer: C Explanation: T = Ninstr x 1µs + 15,000 x 2,000 µs = 60s Ninstr x 1µs = 60,000,000 µs - 30,000,000 µs = 30,000,000 µs Ninstr = 30,000,000 The number of instruction ... doesn't mean that the program runs twice as fast as on the first system. Here, the performance increase is of 25%.
Description : State True or False. i) In spooling high speed device like a disk is interposed between running program and low-speed device in Input/output. ii) By using spooling for example instead of writing directly to a printer, ... ii-False B) i-True, ii-True C) i-False, ii-True D) i-False, ii-False
Last Answer : B) i-True, ii-True
Description : State True or False. 1. Term of reference is the final output of Feasibility Study 2. Design specification report is the final output of System Analysis A) 1-true, 2-true B) 1-false, 2-true C) 1-true, 2-false D) 1-false, 2-false
Last Answer : A) 1-true, 2-true