Revised -Python File Handling & Data Structures MCQs with Answers for Class 12 CBSE | Objective Type Questions | Multiple Choice Question -2021-2022

Python Data File Handling & Data Structures MCQs with Answers for Class 12 CBSE

Hi Students i have given the Important MCQ’s with Answers of  Data File Handling and Data Structures full pdf  for Class 12 CBSE, for demo i have given few questions here and you can download Data File Handling and Data Structures full pdf | Objective Type Questions using given link below. 

MCQ-DATA FILE HANDLING: CLASS XII

1. To open a file c:\scores.txt for reading, we use

a) infile = open(“c:\scores.txt”, “r”)

b) infile = open(“c:\\scores.txt”, “r”)

c) infile = open(file = “c:\scores.txt”, “r”)

d) infile = open(file = “c:\\scores.txt”, “r”)

• Answer: b
• Explanation: Execute help(open) to get more details.

2. To open a file c:\scores.txt for writing, we use

a) outfile = open(“c:\scores.txt”, “w”)

b) outfile = open(“c:\\scores.txt”, “w”)

c) outfile = open(file = “c:\scores.txt”, “w”)

d) outfile = open(file = “c:\\scores.txt”, “w”)

• Answer: b
• Explanation: w is used to indicate that file is to be written to.

3. To open a file c:\scores.txt for appending data, we use

a) outfile = open(“c:\\scores.txt”, “a”)

b) outfile = open(“c:\\scores.txt”, “rw”)

c) outfile = open(file = “c:\scores.txt”, “w”)

d) outfile = open(file = “c:\\scores.txt”, “w”)

• Remaining questions download link given below

MCQ-DATA STRUCTURES: CLASS XII

1. Process of inserting an element in stack is called

a) Create

b) Push

c) Evaluation

d) Pop

• Answer: b
• Explanation: None.

2. Process of removing an element from stack is called

a) Create

b) Push

c) Evaluation

d) Pod

• Answer: d
• Explanation: None.

3. In a stack, if a user tries to remove an element from empty stack it is called

a) Underflow

b) Empty collection

c) Overflow

d) Garbage Collection

• Answer: a
• Explanation: None.

4. Pushing an element into stack already having five elements and stack size of 5 ,

then stack becomes

a) Overflow

b) Crash

c) Underflow

d) User flow

• Answer: a
• Explanation: None.

5. Entries in a stack are “ordered”. What is the meaning of this statement?

a) A collection of stacks is sortable

b) Stack entries may be compared with the ‘<‘ operation

c) The entries are stored in a linked list

d) There is a Sequential entry that is one by one

• Answer : d
• Explanation: None.

Python File Handlig & Data Structures MCQs with Answers Download below

1.Click here to download FILE HANDLING for CLASS XII full mcq with answer pdf

2.Click here to download DATA SRUCTURES for CLASS XII full mcq with answer pdf