Kotlin Mock Test 10 - Online MCQ Exam

−sinβ ∂u⁄∂x =:

1 Mark(s)

Your Answer:

∂⁄∂xcosβ ∂⁄∂xcosβ
∂⁄∂xcosx ∂⁄∂xcosx
∂⁄∂βcosx ∂⁄∂βcosx
∂β⁄∂xcosβ ∂β⁄∂xcosβ

Which of the following is black-box oriented and can be accomplished by applying the same black-box methods discussed for conventional software ?

1 Mark(s)

Your Answer:

Conventional testing Conventional testing
OO system validation testing OO system validation testing
Test case design Test case design
Both Conventional testing and OO system validation testing

Phase of information development which is concerned with the specification of system's goal is known as:

1 Mark(s)

Your Answer:

system analysis system analysis
system design system design
system development system development
system implementation system implementation

Which character is used to select an element with a specific ID in CSS?

1 Mark(s)

Your Answer:

. .
# #
* *
@ @

Pointing and drop devices includes:

1 Mark(s)

Your Answer:

mouse mouse
scanner scanner
printer printer
CD-ROM CD-ROM

A bowl of oat meal is an example of:

1 Mark(s)

Your Answer:

collection collection
solution solution
compound compound
mixture mixture

What is the default value of priority variable MIN_PRIORITY AND MAX_PRIORITY?

1 Mark(s)

Your Answer:

0 & 256 0 & 256
0 & 1 0 & 1
1 & 10 1 & 10
1 & 256 1 & 256

How do you find the number of months between two Date objects in Ruby?

1 Mark(s)

Your Answer:

Use the delta method with the months option
Use the difference method with the months option
Subtract one Date object from another and calculate the difference in months
Use the months_between method Use the months_between method

In OLE DB, a service provider:

1 Mark(s)

Your Answer:

does not own data only. does not own data only.
transforms data through OLE DB interfaces only.
is both a consumer and a provider of data only.
All of the above are true of an OLE DB service provider.

R is published under the . . . . . . . . General Public License version.

1 Mark(s)

Your Answer:

A A
B B
C C
GNU GNU

Which of the following creates a List of 3 visible items and multiple selections abled?

1 Mark(s)

Your Answer:

new List(false, 3) new List(false, 3)
new List(3, true) new List(3, true)
new List(true, 3) new List(true, 3)
new List(3, false) new List(3, false)

A hexadecimal literal begins with

1 Mark(s)

Your Answer:

00 00
0x 0x
0X 0X
Both 0x and 0X Both 0x and 0X

What will the result of len variable after execution of the following statements? int len; char str1[] = {"39 march road"}; len = strlen(str1); ``` int len; char str1[] = {"39 march road"}; len = strlen(str1); ```

1 Mark(s)

Your Answer:

11 11
12 12
13 13
14 14

Heat of fusion of Mercury is:

1 Mark(s)

Your Answer:

13.90 kJ/Kg 13.90 kJ/Kg
58.0 kJ/Kg 58.0 kJ/Kg
333 kJ/Kg 333 kJ/Kg
11.4 kJ/Kg 11.4 kJ/Kg

What is the primary advantage of using a linked list over an array?

1 Mark(s)

Your Answer:

Constant time access to elements Constant time access to elements
Dynamic size Dynamic size
Simple memory allocation Simple memory allocation
None of the above None of the above

Which of the following selector selects an element if it’s the only child of its parent?

1 Mark(s)

Your Answer:

:root :root
:nth-oftype(n) :nth-oftype(n)
:only-child :only-child
none of the mentioned none of the mentioned

We have normalized a table into BCNF if all candidate keys are determinants.

1 Mark(s)

Your Answer:

True True
False False

Pick the incorrect statement with respect to enums.

1 Mark(s)

Your Answer:

Two enum symbols cannot have the same value
Only integer constants are allowed in enums
It is not possible to change the value of enum symbols
Enum variables are automatically assigned values if no value is specified

What is the purpose of the Remove method associated with events in C#?

1 Mark(s)

Your Answer:

Adds an event handler to the event Adds an event handler to the event
Subscribes to the event Subscribes to the event
Invokes the event Invokes the event
Removes an event handler from the event Removes an event handler from the event

What is a 'Stable Sort'?

1 Mark(s)

Your Answer:

Sorts in O(n) Sorts in O(n)
Preserves order of duplicates Preserves order of duplicates
Uses minimal space Uses minimal space
Sorts integers only Sorts integers only

How do you access the length of a string `str`?

1 Mark(s)

Your Answer:

str.size() str.size()
str.len str.len
str.length str.length
str.count str.count

How many characters in ASCII 8-bit code can represent?

1 Mark(s)

Your Answer:

1000 characters 1000 characters
390 390
156 characters 156 characters
256 characters 256 characters

What is the primary function of a Gateway in networking?

1 Mark(s)

Your Answer:

To assign IP addresses to devices on a LAN
To filter traffic based on MAC addresses
To connect two different networks with different protocols
To amplify the signal over long distances

The keyboard format most commonly used is called:

1 Mark(s)

Your Answer:

QWERTY QWERTY
DVORIC DVORIC
TWRITER TWRITER
SPLATTER SPLATTER

If session.use_cookie is set to 0, this results in use of.

1 Mark(s)

Your Answer:

Session Session
Cookie Cookie
URL rewriting URL rewriting
Nothing happens Nothing happens

What will be the output of the following C code? #include<stdio.h> #define hello main() { #ifdef hello #define hi 4 #else #define hi 5 #endif printf("%d",hi); }

1 Mark(s)

Your Answer:

4 4
5 5
45 45
error error

Work done by gravitational force on object of mass m moves through displacement d is given by:

1 Mark(s)

Your Answer:

mgdcosθ mgdcosθ
mgdsinθ mgdsinθ
mgdtanθ mgdtanθ
mgdcotθ mgdcotθ

Once deadlock has been detected, some strategy is needed for:

1 Mark(s)

Your Answer:

Control Control
Access Access
Recovery Recovery
Execution Execution

What is the purpose of NiFi's "PutFile" processor in a data flow?

1 Mark(s)

Your Answer:

Perform data analytics in Hadoop Perform data analytics in Hadoop
Manage computation resources Manage computation resources
Execute MapReduce jobs Execute MapReduce jobs
Write data to a local or network file system

Which symbol is used to execute formulas in MS Excel?

1 Mark(s)

Your Answer:

: :
= =
# #
~ ~

Which of these are integer constants defined in ActionEvent class?

1 Mark(s)

Your Answer:

ALT_MASK ALT_MASK
CTRL_MASK CTRL_MASK
SHIFT_MASK SHIFT_MASK
All of the mentioned All of the mentioned

What will be the output of the following C++ code? #include <stdio.h> #include <iostream> using namespace std; int main() { char str[5] = "ABC"; cout << str[3]; cout << str; return 0; }

1 Mark(s)

Your Answer:

ABC ABC
ABCD ABCD
AB AB
AC AC

Which JDBC driver Type(s) can you use in a three-tier architecture and if the Web server and the DBMS are running on the same machine?

1 Mark(s)

Your Answer:

Type 1 only Type 1 only
Type 2 only Type 2 only
Both Type 3 and Type 4 Both Type 3 and Type 4
All of Type 1, Type 2, Type 3 and Type 4

One of the reasons why OODBMSs have not been widely used for business information systems is that OOP is obsolete.

1 Mark(s)

Your Answer:

True True
False False

Which of the following selector is used to selects siblings?

1 Mark(s)

Your Answer:

::after ::after
E ~ F E ~ F
:checked :checked
E[attr^=value] E[attr^=value]

Molar specific speed of Oxygen gas is:

1 Mark(s)

Your Answer:

12.6 J/mol.K 12.6 J/mol.K
20.8 J/mol.K 20.8 J/mol.K
21.7 J/mol.K 21.7 J/mol.K
125 J/mol.K 125 J/mol.K

Which traversal method of a BST is used for evaluating arithmetic expressions stored in the tree?

1 Mark(s)

Your Answer:

Postorder Postorder
Inorder Inorder
Preorder Preorder
Level-order Level-order

Evaluating Your Answers

Kotlin Mock Test 10 : Question 1 of 37