Description : Suppose list1 is [4, 2, 2, 4, 5, 2, 1, 0], which of the following is correct syntax for slicing operation? a) print(list1[0]) b) print(list1[:2]) c) print(list1[:-2]) d) all of the mentioned
Last Answer : d) all of the mentioned
Description : To add a new element to a list we use which command ? a) list1.add(5) b) list1.append(5) c) list1.addLast(5) d) list1.addEnd(5)
Last Answer : a) list1.add(5)
Description : To shuffle the list(say list1) what function do we use ? a) list1.shuffle () b) shuffle(list1) c) random.shuffle(list1) d) random.shuffleList(list1)
Last Answer : c) random.shuffle(list1)
Description : A segment is any object described by GKS commands and data that start with CREATE SEGMENT and Terminates with CLOSE SEGMENT command. What functions can be performed on these segments? (1) Translation ... 2) Panning and Zooming (3) Scaling and Shearing (4) Translation, Rotation, Panning and Zooming
Last Answer : Translation, Rotation, Panning and Zooming
Description : To remove string “hello” from list1, we use which command ? a) list1.remove(“hello”) b) list1.remove(hello) c) list1.removeAll(“hello”) d) list1.removeOne(“hello”)
Last Answer : d) list1.removeOne(“hello”)
Description : To insert 5 to the third position in list1, we use which command ? a) list1.insert(3, 5) b) list1.insert(2, 5) c) list1.add(3, 5) d) list1.append(3, 5)
Last Answer : a) list1.insert(3, 5)
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
Last Answer : b) False
Description : Suppose list1 = [0.5 * x for x in range(0, 4)], list1 is : a) [0, 1, 2, 3]. b) [0, 1, 2, 3, 4]. c) [0.0, 0.5, 1.0, 1.5]. d) [0.0, 0.5, 1.0, 1.5, 2.0].
Last Answer : c) [0.0, 0.5, 1.0, 1.5].
Description : Suppose list1 is [1, 3, 2], What is list1 * 2 ? a) [2, 6, 4]. b) [1, 3, 2, 1, 3]. c) [1, 3, 2, 1, 3, 2] . D) [1, 3, 2, 3, 2, 1].
Last Answer : c) [1, 3, 2, 1, 3, 2] .
Description : Suppose list1 is [2, 33, 222, 14, 25], What is list1[:-1] ? a) [2, 33, 222, 14]. b) Error c) 25 d) [25, 14, 222, 33, 2].
Last Answer : a) [2, 33, 222, 14].
Description : Suppose list1 is [2, 33, 222, 14, 25], What is list1[-1] ? a) Error b) None c) 25 d) 2
Last Answer : c) 25
Description : Suppose list1 is [1, 5, 9], what is sum(list1) ? a) 1 b) 9 c) 15 d) Error
Last Answer : c) 15
Description : Suppose list1 is [3, 5, 25, 1, 3], what is min(list1) ? a) 3 b) 5 c) 25 d) 1
Last Answer : d) 1
Description : Suppose list1 is [2445, 133, 12454, 123], what is max(list1) ? a) 2445 b) 133 c) 12454 d) 123
Last Answer : c) 12454
Description : Which of the following commands is used to list contents of directories? A. ls B. lp C. dir D. tar E. None of the above
Last Answer : A. ls
Description : Which of the following statement is not correct with reference to cron daemon in UNIX O.S? (A) The cron daemon is the standard tool for running commands on a predetermined schedule. (B) It starts ... command lines and the times at which they invoked. (D) Crontab for individual users are not stored.
Last Answer : (D) Crontab for individual users are not stored.
Description : Write the general formats for file opening and file closing commands?
Last Answer : Ans: For Opening:- fp=fopen(“filename” , “mode”); where ‘fp’ refers to the file pointer. ‘filename’ refers to the name of the file to be opened. ‘mode’ refers to the mode of accessing data. For Closing:- fclose(fp); where fp denotes the file pointer.
Description : Which of the following commands is used to update access and modification times of a file? A. grep B. wc C. touch D. cat E. None of the above
Last Answer : C. touch
Description : Which of the following commands is used to display the directory attributes rather than its contents? A. ls -l -d B. ls -l C. ls -x D. ls -F E. None of the above
Last Answer : A. ls -l -d
Description : Which of the following commands would return process_id of sleep command? (A) Sleep 1 and echo $? (B) Sleep 1 and echo $# (C) Sleep 1 and echo $x (D) Sleep 1 and echo $!
Last Answer : (D) Sleep 1 and echo $!
Description : GO BOTTOM and SKIP-3 commands are given one after another in a database file of 30 records. It shifts the control to (A) 28th record (B) 27th record (C) 3rd record (D) 4th record
Last Answer : (B) 27th record
Description : Consider the following two commands C1 and C2 on the relation R from an SQL database: C1: drop table R; C2: delete from R; Which of the following statements is TRUE? I. Both C1 and C2 delete the schema for R. II. C2 ... R. (A) I only (B) I and II only (C) II and III only (D) I, II and III
Last Answer : (C) II and III only
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 : Which of the following provides commands for defining logic using conditional statements? a) XML b) WS-BPEL c) JSON d) None of the mentioned
Last Answer : WS-BPEL
Description : What are the commands contained by Create tab? -Technology
Last Answer : The Create tab has various commands such as Table Design, Table Templates, Pivotchart, Form, Report, Macro and Query Wizard.
Description : How could you execute DDL commands, such as ALTER or CREATE TABLE, against a database with ADO.NET?
Last Answer : You must use a Command object to execute DDL commands. You can set the CommandType property to Text and enter the appropriate DDL command in the CommandText property. Then call Command.ExecuteNonQuery to execute the command.
Description : The.... of software contains list lists of commands and options. 1) Menu bar 2) Title bar 3) Formula bar 4) Tool bar
Last Answer : 1) Menu bar
Description : Which of the following cloud concept is related to pooling and sharing of resources? a) Polymorphism b) Abstraction c) Virtualization d) None of the mentioned
Last Answer : Virtualization
Description : What is the output of the following? print("xyyzxyzxzxyy".count('yy', 2)) a) 2 b) 0 c) 1 d) none of the mentioned
Last Answer : c)
Description : What is the output of the following? print("xyyzxyzxzxyy".count('yy', 1)) a) 2 b) 0 c) 1 d) none of the mentioned
Last Answer : a) 2
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
Description : What arithmetic operators cannot be used with strings ? a) + b) * c) – d) All of the mentioned
Last Answer : c) –
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 = 123 for i in x: print(i) a) 1 2 3 b) 123 c) error d) none of the mentioned
Last Answer : c) error
Description : What is the output of the following? x = 'abcd' for i in range(len(x)): print(x) x = 'a' a) a b) abcd abcd abcd abcd c) a a a a d) none of the mentioned
Last Answer : d) none of the mentioned
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 : What is the output of the following? x = 'abcd' for i in range(len(x)): i.upper() print (x) a) a b c d b) 0 1 2 3 c) error d) none of the mentioned
Description : What is the output of the following? i = 0 while i < 5: print(i) i += 1 if i == 3: break else: print(0) a) 0 1 2 0 b) 0 1 2 c) error d) none of the mentioned
Last Answer : b) 0 1 2
Description : What is the output of the following? True = False while True: print(True) break a) True b) False c) None d) none of the mentioned
Description : What is the output of the following? i = 1 while False: if i%2 == 0: break print(i) i += 2 a) 1 b) 1 3 5 7 … c) 1 2 3 4 … d) none of the mentioned
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 : 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
Description : What is the output of the following? x = ['ab', 'cd'] for i in x: x.append(i.upper()) print(x) a) [‘AB’, ‘CD’]. b) [‘ab’, ‘cd’, ‘AB’, ‘CD’]. c) [‘ab’, ‘cd’]. d) none of the mentioned
Description : What is the output of the following? x = ['ab', 'cd'] for i in x: i.upper() print(x) a) [‘ab’, ‘cd’]. b) [‘AB’, ‘CD’]. c) [None, None]. d) none of the mentioned
Last Answer : a) [‘ab’, ‘cd’].
Description : How to create an object?
Last Answer : A: Objects of a class can be created as by declaring it and then instantiating it using the ‘new’ operator as follows: class-name object-name = new class-name(); Example: Point ob = new Point(); The above line creates an object of the Point class.
Description : The jdb is used to A) Create a jar archive B) Debug a java program C) Create C header file D) Generate java documentation
Last Answer : B) Debug a java program
Description : The friend functions are used in situations where A) We want to exchange data between classes B) We want to have access to unrelated classes C) Dynamic binding is required D) We want to create versatile overloaded operators.
Last Answer : A) We want to exchange data between classes
Description : To create vehicle of information to provide evidence in the development process and to monitor the process. This is one of the objectives of A) Analysis B) Design C) Development D) Documentation
Last Answer : D) Documentation
Description : Which of the following is/are the DDL statements? A) Create B) Drop C) Alter D) All of the above
Last Answer : D) All of the above
Description : The statement in SQL which allows to change the definition of a table is (A) Alter. (B) Update. (C) Create. (D) select
Last Answer : (A) Alter.