What is ACID properties of Transactions?

atomicity, consistency, isolation, durability

atomicity, consistency, isolation, database

automatically, concurrency, isolation, durability

atomicity, consistency, inconsistent, durability

What is the order of precedence in python?

Parentheses, Exponential, Multiplication, Division, Addition, Subtraction

Exponential, Parentheses, Multiplication, Division, Addition, Subtraction

Exponential, Parentheses, Division, Multiplication, Addition, Subtraction

Parentheses, Exponential, Multiplication, Division, Subtraction, Addition

Which of the following is true for variable names in Python?

underscore and ampersand are the only two special characters allowed

all private members must have leading and trailing underscores

Which of the following is a feature of Python DocString?

In Python all functions should have a docstring

Docstrings can be accessed by the __doc__ attribute on objects

It provides a convenient way of associating documentation with Python modules, functions, classes, and methods

What will be the output of the following Python code? print("Hello {0[0]} and {0[1]}".format(('foo', 'bin')))

Hello (‘foo’, ‘bin’) and (‘foo’, ‘bin’)

What will be the output of the following Python code? l=list('HELLO') p=l[0], l[-1], l[1:3] 'a={0}, b={1}, c={2}'.format(*p)

“a=H, b=O, c=[‘E’, ‘L’]”

“a=’H’, b=’O’, c=(E, L)”

Which of the following is the correct syntax to link an external style sheet in the HTML file?

Where is Client-side JavaScript code is embedded within HTML documents?

A URL that uses the special javascript:protocol

A URL that uses the special javascript:code

A URL that uses the special javascript:encoding

A URL that uses the special javascript:stack

What is the basic difference between JavaScript and Java?

Functions are values, and there is no hard distinction between methods and fields

Functions are considered as fields

Why event handlers is needed in JS?

Allows JavaScript code to alter the behaviour of windows

Adds innerHTML page to the code

Performs handling of exceptions and occurrences

What are the conditions for an optimal binary search tree and what is its advantage?

The tree should not be modified and you should know how often the keys are accessed, it improves the lookup cost

You should know the frequency of access of the keys, improves the lookup time

The tree can be modified and you should know the number of elements in the tree before hand, it improves the deletion time

The tree should be just modified and improves the lookup time

What advantage does a linked list have over an array?

Size of the list doesn't need to be mentioned at the beginning of the program

You can add or remove elements from the middle of the list.

The linked list doesn't have a size limit

What is the operation of the below statements?

Calculate the size of a linked list

Insert a new node to the front of a linked list

Create a new node for a linked list

Insert a new node to the end of the linked list

User perform following operations on stack of size 5 then - push(1); pop(); push(2); push(3); pop(); push(2); pop(); pop(); push(4); pop(); pop(); push(5);

Stack Operations will be performed Smoothly

Select a real life situation implement stack

The cars in a garage, the first car in will be the last car out of the garage

Wearing equal size bangles in a hand

Technical Evaluation - 102 - 2024

Authored by Lilesh Pathe

Computers

Professional Development

Used 4+ times

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50 questions

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MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following statement is true?

DELETE does not free the space containing the table and TRUNCATE free the space containing the table

Both DELETE and TRUNCATE free the space containing the table

Both DELETE and TRUNCATE does not free the space containing the table

DELETE free the space containing the table and TRUNCATE does not free the space containing the table

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the purpose of the SQL AS clause?

The AS SQL clause is used to change the name of a column in the result set or to assign a name to a derived column

The AS clause is used with the JOIN clause only

The AS clause defines a search condition

All of the mentioned

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does the ALTER TABLE clause do?

The SQL ALTER TABLE clause modifies a table definition by altering, adding, or deleting table columns and/or constraints

The SQL ALTER TABLE clause is used to insert data into database table

THE SQL ALTER TABLE deletes data from database table

The SQL ALTER TABLE clause is used to delete a database table

MULTIPLE CHOICE QUESTION

1 min • 1 pt

_______ allow us to identify uniquely a tuple in the relation.

schema

superkey

domain

attribute

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Logical design of database is called

all of the options

database schema

database instance

database snapshot

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is correct regarding Aggregate functions?

it takes a single value and returns a single value as result

it takes a list of values and return a single values as result

it takes a list of values and return a list of values as result

it takes a single value and returns a list of values as result

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The attribute that can be divided into other attributes is called

composite attribute

derived attribute

simple attribute

multi-valued attribute

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Technical Evaluation - 102 - 2024

Which of the following statement is true?

What is the purpose of the SQL AS clause?

What does the ALTER TABLE clause do?

_______ allow us to identify uniquely a tuple in the relation.

Logical design of database is called

Which of the following is correct regarding Aggregate functions?

The attribute that can be divided into other attributes is called

What is ACID properties of Transactions?

If every non-key attribute is functionally dependent on the primary key, the relation will be in

Database locking concept is used to solve the problem of

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