C Programming Mock Test 9 - Online MCQ Exam

AA-Trees makes more rotations than a red-black tree.

1 Mark(s)

Your Answer:

True True
False False

What is a generator in Python?

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Your Answer:

A function that generates random numbers
A special type of list A special type of list
A way to define classes A way to define classes
A function that yields values one at a time

Factor that provides basic nutrients for plants and contains roots is known as:

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Your Answer:

climate climate
soil soil
light light
water water

With which network type will OSPF establish router adjacencies but not perform the DR/BDR election process?

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Your Answer:

Point-to-point Point-to-point
Backbone area 0 Backbone area 0
Broadcast multi-access Broadcast multi-access
Non-broadcast multi-access Non-broadcast multi-access

What is the keyword used to define a structure in C?

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Your Answer:

struct struct
record record
class class
object object

In cellulose, groups are joined together via:

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Your Answer:

covalent bond covalent bond
valency bonds valency bonds
coordinate bonds coordinate bonds
weak bonds weak bonds

Which symbol is used to declare nested namespaces?

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Your Answer:

/ /
\ \
. .
| |

Which node is the Leaf node in the following K-ary tree?

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Your Answer:

A A
B B
D D
F F

What will be the output when the following program is compiled and executed? abstract class TestAbstract{ String my_name; String myName(){ my_name = "Examveda"; return my_name; } abstract void display(); } public class Test extends TestAbstract{ void display(){ String n = myName(); System.out.print("My name is "+ n); } public static void main(String args[]){ Test t = new Test(); t.display(); } }

1 Mark(s)

Your Answer:

Program will compile and execute successfully and prints
Compilation error as class can not be declared as abstract.
Program compiles but leads to runtime exception.
Compilation error occurs as the abstract class TestAbstract contains a non-abstract method.
None of these None of these

Which of the following is a valid way to comment a single line in Python?

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Your Answer:

\ comment \ comment
/ comment / comment
# comment # comment

The term Complete for a UML has the same meaning as which of the following for an EER diagram?

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Your Answer:

Overlapping rule Overlapping rule
Disjoint rule Disjoint rule
Total specialization rule Total specialization rule
Partial specialization rule Partial specialization rule

What is group with the responsibility for reviewing and approving changes to baselines ?

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Your Answer:

Software Configuration Item Software Configuration Item
Baseline Baseline
Configuration Configuration
Configuration Control Board Configuration Control Board

Which element indicates about something which is no longer accurate?

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Your Answer:

<s> <s>
<ins> <ins>
<del> <del>
<address> <address>

In Sqoop, what is the significance of the "--compression-codec" option in an import command?

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Your Answer:

Specify the compression codec for imported data
Specify the target directory for the imported data
Enable incremental data transfer Enable incremental data transfer
Disable data compression Disable data compression

What is the output of the given code? length=gets.chomp case length.length when length=4 print "length is 4" when length=5 print "length is 5" end

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Your Answer:

ruby length is 4 ruby length is 4
ruby length is 5 ruby length is 5
abc length is 4 abc length is 4
syntax error syntax error

What is the name of the innermost membrane present in the human eye?

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Your Answer:

Sclera Sclera
Choroid Choroid
Retina Retina
Blindspot Blindspot

Device used to enter data or information into a computer include:__________?

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Your Answer:

Keyboard Keyboard
Mouse Mouse
Microphone Microphone
All All

Which type of memory holds only the program and data that the CPU is presently processing ?

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Your Answer:

CMOS CMOS
ROM ROM
RAM RAM
ASCII ASCII

Which of the following is not a benefit of a computer network?

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Your Answer:

reduce hardware cost reduce hardware cost
connect people connect people
enable shared applications enable shared applications
produce high quality programs produce high quality programs

Which method is commonly used to convert an object into its string representation in Ruby?

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Your Answer:

to_str to_str
stringify stringify
to_s to_s
convert_to_string convert_to_string

What does the patchwork package in R provide?

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Your Answer:

Combining and arranging multiple ggplots
Natural language processing (NLP) Natural language processing (NLP)
Creating interactive dashboards for data visualization
Statistical modeling Statistical modeling

In Excel which key is used to open the excel formula window?

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Your Answer:

Shift+F6 Shift+F6
Shift+F3 Shift+F3
Alt+Shift+F3 Alt+Shift+F3
Alt+Shift+F6 Alt+Shift+F6

A metal that is attractive and has a high value is:

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Your Answer:

gold gold
lead lead
Sulphur Sulphur
aluminum aluminum

What is the purpose of the C preprocessor in C programming?

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Your Answer:

Compile C code Compile C code
Optimize code Optimize code
Preprocess code before compilation Preprocess code before compilation
Execute code Execute code

Which of the following expressions results in an error?

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Your Answer:

float('10') float('10')
int('10') int('10')
float('10.8') float('10.8')
int('10.8') int('10.8')

Output of the code?int a=3;int *p=&a;int **q=&p;cout << p << " " << *q;

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Your Answer:

Address Address Address Address
3 3 3 3
Address 3 Address 3
3 Address 3 Address

What is the method used to check if a variable is defined in Ruby?

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Your Answer:

.is_defined? .is_defined?
.defined? .defined?
.exist? .exist?
.has_value? .has_value?

Which of the following nav-right value is used to the inherits this property from its parent element?

1 Mark(s)

Your Answer:

auto auto
id id
target-name target-name
inherit inherit

Bubble memory is a_____________________?

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Your Answer:

Direct access device only Direct access device only
Combination of sequential and direct access devices
Sequential access device only Sequential access device only
All of the above All of the above

Clayey soil has tendency to retain lot of water and it become:

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Your Answer:

waterlogged waterlogged
active active
water releasing water releasing
deactivate deactivate

What is the result of a LEFT JOIN if no match is found?

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Your Answer:

Row is removed Row is removed
Error Error
NULL values NULL values
Zeros Zeros

Which of the following code represents internal representation of a Date object?

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Your Answer:

class(as.Date("1970-01-02")) class(as.Date("1970-01-02"))
unclass(as.Date("1970-01-02")) unclass(as.Date("1970-01-02"))
unclassint(as.Date("1970-01-02")) unclassint(as.Date("1970-01-02"))
classint(as.Date("1970-02-02")) classint(as.Date("1970-02-02"))

In CGI, process starts with each request and will initiate OS level process.

1 Mark(s)

Your Answer:

True True
False False

Laser and ink jet printer are categorized as:

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Your Answer:

high speed printers high speed printers
non impact printers non impact printers
both A and B both A and B
impact printers impact printers

Which control flow statement in C# is used to handle multiple conditions using a single switch expression?

1 Mark(s)

Your Answer:

if-else if-else if-else if-else
while while
switch-case switch-case
for for

Which of the following graph algorithms is used to find the shortest path between all pairs of vertices?

1 Mark(s)

Your Answer:

Depth-First Search (DFS) Depth-First Search (DFS)
Bellman-Ford Algorithm Bellman-Ford Algorithm
Kruskal's Algorithm Kruskal's Algorithm
Floyd-Warshall Algorithm Floyd-Warshall Algorithm

The access method of baseband layer is:

1 Mark(s)

Your Answer:

FDMA FDMA
TDMA TDMA
FSK FSK
CDMA CDMA

The data members of a class by default are?

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Your Answer:

protected, public protected, public
private, public private, public
private private
public public

How can you prevent data skew in a Hadoop job with uneven key distribution?

1 Mark(s)

Your Answer:

Increase the number of reducers Increase the number of reducers
Decrease the number of reducers Decrease the number of reducers
Use a custom partitioner Use a custom partitioner
Use a combiner function Use a combiner function

Verification of a login name and password is called:

1 Mark(s)

Your Answer:

configuration configuration
accessibility accessibility
authentication authentication
logging in logging in

Which one of the following functions can be used to compress a string?

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Your Answer:

zip_compress() zip_compress()
zip() zip()
compress() compress()
gzcompress() gzcompress()

Which of the following will take care of breaks behind an element?

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Your Answer:

page-break-before page-break-before
page-break-inside page-break-inside
page-break-after page-break-after
page-break-into page-break-into

The term "SQL" stands for

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Your Answer:

Standard query language Standard query language
Sequential query language Sequential query language
Structured query language Structured query language
Server-side query language Server-side query language

Storage which has a smallest storage capacity is:

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Your Answer:

floppy disk floppy disk
zip disk zip disk
hard disk hard disk
compact disk compact disk

Fossils fuel which stores large amount of energy in a small volume is:

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Your Answer:

crude oil crude oil
natural gas natural gas
coal coal
kerosene kerosene

The earth pulls object towards center, causing it to fall:

1 Mark(s)

Your Answer:

in the center in the center
on the ground on the ground
on the polls on the polls
on the floor on the floor

Determine output of the following code. interface A { } class C { } class D extends C { } class B extends D implements A { } public class Test extends Thread{ public static void main(String[] args){ B b = new B(); if (b instanceof A) System.out.println("b is an instance of A"); if (b instanceof C) System.out.println("b is an instance of C"); } }

1 Mark(s)

Your Answer:

Nothing. Nothing.
b is an instance of A. b is an instance of A.
b is an instance of C. b is an instance of C.
b is an instance of A followed by b is an instance of C.

In MS-DOS you can use small or capital letters or combination of both to enter a command but internally MS-DOS works with:

1 Mark(s)

Your Answer:

small letters small letters
capital letters capital letters
both small and capital letters both small and capital letters
only with numbers only with numbers

What type of search algorithm is most appropriate for an ordered array where each element has an index?

1 Mark(s)

Your Answer:

Jump Search Jump Search
Linear Search Linear Search
Interpolation Search Interpolation Search
Binary Search Binary Search

Determine Output: #include<stdio.h> void main() { register i=5; char j[]= "hello"; printf("%s %d", j, i); }

1 Mark(s)

Your Answer:

hello 5 hello 5
hello garbage value hello garbage value
Error Error
None of These None of These

VOIP stands for___________?

1 Mark(s)

Your Answer:

Voice over IP Voice over IP
Video over IP Video over IP
Viruses over IP Viruses over IP
Virtual over IP Virtual over IP

Which of the following is an application of linked lists?

1 Mark(s)

Your Answer:

Implementing stacks Implementing stacks
Implementing queues Implementing queues
Both A and B Both A and B
None of the above None of the above

Codes consisting of bars or lines of varying widths or lenghts that are computer readable are known as__________________?

1 Mark(s)

Your Answer:

An ASCII code An ASCII code
A magnetic tape A magnetic tape
An OCR scanner An OCR scanner
A bar code A bar code

The method that can be used to create new properties and also to modify the attributes of existing properties is

1 Mark(s)

Your Answer:

Object.defineProperty() Object.defineProperty()
Object.defineProperties() Object.defineProperties()
Both Object.defineProperty() and Object.defineProperties()
None of the mentioned None of the mentioned

Which of the following property sets the volume for spoken content in speech media. It replaces the deprecated volume property?

1 Mark(s)

Your Answer:

voice-volume voice-volume
volume volume
!important !important
@media @media

The command Convert.ToSingle(Val) will result into:

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Your Answer:

val converted to char val converted to char
val converted to decimal val converted to decimal
val converted to float val converted to float
val converted to bool val converted to bool

Which of the following gives the address of a 2D array row?

1 Mark(s)

Your Answer:

arr[i] arr[i]
&arr[i][0] &arr[i][0]
Both A and B Both A and B
&arr &arr

OnLine Analytical Processing (OLAP) is a BI reporting system.

1 Mark(s)

Your Answer:

True True
False False

Which is not a requirement for germination of a seed?

1 Mark(s)

Your Answer:

A) favourable temperature A) favourable temperature
B) light B) light
C) fertilizer C) fertilizer
D) sufficient moisture D) sufficient moisture

Which symbol is mandatory in an email address? &, #, @, None of these

1 Mark(s)

Your Answer:

& &
# #
@ @
None of these None of these

A unary operator is:

1 Mark(s)

Your Answer:

! !
& &
| |
^ ^

The most important use of Sulphur is in the manufacture of:

1 Mark(s)

Your Answer:

lactic acid lactic acid
sulfuric acid sulfuric acid
nitric acid nitric acid
carbonic acid carbonic acid

Which is another name for functional language?

1 Mark(s)

Your Answer:

Machine Machine
Application language Application language
Low-level language Low-level language
High-level language High-level language

Examples of solid-state memory device includes:

1 Mark(s)

Your Answer:

flash memory drive flash memory drive
CD-RW CD-RW
floppy disk floppy disk
hard disk hard disk

_____________is a windows utility program that locates and eliminates unncessary fragments and rearranges filed and unused disk space to optimize operations?

1 Mark(s)

Your Answer:

Backup Backup
Disk cleanup Disk cleanup
Disk Defragmenter Disk Defragmenter
Restore Restore

In the control field, the first bit defines the:

1 Mark(s)

Your Answer:

sequence number sequence number
acknowledgement number acknowledgement number
type type
information information

In a computer internet, standard IP address is composed of a total of:

1 Mark(s)

Your Answer:

4 bits 4 bits
10 bits 10 bits
2 bits 2 bits
256 bits 256 bits

Which technique has the greatest number of probe sequences?

1 Mark(s)

Your Answer:

Linear probing Linear probing
Quadratic probing Quadratic probing
Double hashing Double hashing
Closed hashing Closed hashing

Which of the following can you place inside a namespace? 1. classes 2. functions 3. variables

1 Mark(s)

Your Answer:

1 1
2 2
3 3
All of the mentioned All of the mentioned

How does eclipse provide the capability for debugging browser actions?

1 Mark(s)

Your Answer:

internal web browser internal web browser
chrome web browser chrome web browser
firefox web browser firefox web browser
internet explorer browser internet explorer browser

Which LINQ operator is used to sort the elements of a sequence in ascending order based on a key?

1 Mark(s)

Your Answer:

ThenByDescending ThenByDescending
ThenBy ThenBy
OrderByDescending OrderByDescending
OrderBy OrderBy

What is the other name of run-time polymorphism?

1 Mark(s)

Your Answer:

Static polymorphism Static polymorphism
Dynamic polymorphism Dynamic polymorphism
Executing polymorphism Executing polymorphism
Non-executing polymorphism Non-executing polymorphism

What will be the output of the following Python code snippet? print('{:,}'.format(1112223334))

1 Mark(s)

Your Answer:

1,112,223,334 1,112,223,334
111,222,333,4 111,222,333,4
1112223334 1112223334
Error Error

What is the purpose of the re.sub() function in Python?

1 Mark(s)

Your Answer:

It replaces occurrences of a pattern with a specified string
It converts strings to regular expressions
It searches for a match anywhere in the string
It checks if a string contains a specific character

It is used to establish an association between related tables.

1 Mark(s)

Your Answer:

Line Line
Relationship Relationship
Primary Key Primary Key
Records Records

The best orientation to fix maximum columns on a single sheet for print is _____?

1 Mark(s)

Your Answer:

Landscape Landscape
Portrait Portrait
Both A and B Both A and B
None of these None of these

Evaluating Your Answers

C Programming Mock Test 9 : Question 1 of 76