C++ Programming Mock Test 7

To squeeze toothpaste or press a lift button we apply:

1 Mark(s)

Your Answer:

heat heat
signal signal
force force
stationary stationary

Dot-matrix is a type of?

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Your Answer:

Printer Printer
Disk Disk
Tape Tape
Bus Bus

Which function is used to return the current file pointer position in C++?

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Your Answer:

currentPos() currentPos()
tellg() tellg()
position() position()
getFilePos() getFilePos()

Which of the following is always a part of E-mail address?

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Your Answer:

Period (.) Period (.)
Space () Space ()
At sign (@) At sign (@)
Underscore (__) Underscore (__)
All of these All of these

. . . . . . . . produces box-and-whisker plots.

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Your Answer:

xyplot xyplot
dotplot dotplot
barchart barchart
bwplot bwplot

The .length method is used to check number of characters.

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Your Answer:

True True
False False

What will be the output of the following C# code? m = 5; int y; 1. y = m++; 2. y = ++m;

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Your Answer:

y = 5, m = 6 ; y = 5, m = 5 y = 5, m = 6 ; y = 5, m = 5
y = 6, m = 6; y = 7, m = 6 y = 6, m = 6; y = 7, m = 6
y = 5, m = 6; y = 7, m = 7 y = 5, m = 6; y = 7, m = 7
y = 5, m = 6; y = 7, m = 8 y = 5, m = 6; y = 7, m = 8

Requesting and releasing devices of a computer system are:

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Your Answer:

process control process control
file management file management
device management device management
information maintenance information maintenance

Which command will show you all the translations active on your router?

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Your Answer:

show ip nat translations show ip nat translations
show ip nat statistics show ip nat statistics
debug ip nat debug ip nat
clear ip nat translations * clear ip nat translations *

The split size is normally the size of a . . . . . . . . block, which is appropriate for most applications.

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Your Answer:

Generic Generic
Task Task
Library Library
HDFS HDFS

What is the purpose of the Form class in C# Windows Forms Applications?

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Your Answer:

To perform mathematical computations To perform mathematical computations
To represent a window in the application
To manage database connections To manage database connections
None of the above None of the above

Synchronous Optical Networking (SONET) was developed by:

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Your Answer:

SDH SDH
ANSI ANSI
SDF SDF
ANST ANST

"Ctrl + End" is used to

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Your Answer:

Moves the cursor to the end of Line Moves the cursor to the end of Line
Moves the cursor to the end of Document Moves the cursor to the end of Document
Moves the cursor to the end of Paragraph
None of the Above None of the Above

PH value of soil directly affects the growth of:

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Your Answer:

land land
pressure pressure
plant plant
none of them none of them

What is the correct syntax to declare an array of strings in C#?

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Your Answer:

string[] array string[] array
array array
string array[] string array[]
string array string array

The constraints that are applied on individual tuples and are verified whenever any tuple is modified or new tuple is inserted are called:

1 Mark(s)

Your Answer:

language based constraints language based constraints
tuple based constraints tuple based constraints
scale based constraints scale based constraints
precision based constraints precision based constraints

Loading of Operating System in Personal Computer is called?

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Your Answer:

Processing Processing
Installation Installation
Booting Booting
None of these None of these

The moon moves around the earth in about days.

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Your Answer:

A) 21 A) 21
B) 23 B) 23
C) 27 C) 27
D) None D) None

The large transaction processing system in automated organizations use:?

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Your Answer:

Online Processing Online Processing
Batch Processing Batch Processing
Once-a-day Processing Once-a-day Processing
End-of-day Processing Answer End-of-day Processing Answer

What is a heap in JavaScript?

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Your Answer:

Collection of Java objects Collection of Java objects
Collection of JavaScript objects Collection of JavaScript objects
Collection of memory usage values Collection of memory usage values
Collection of data stored in memory Collection of data stored in memory

Which of the following are valid PHP stream transports? 1. http 2. STDIO 3. ftp 4. STDOUT 5. stream

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Your Answer:

Option 3 and 5 Option 3 and 5
Option 1 and 4 Option 1 and 4
Option 4 and 5 Option 4 and 5
Option 2 and 5 Option 2 and 5

Which HTTP method is typically used to create a new session in Java web applications?

1 Mark(s)

Your Answer:

`SESSION` `SESSION`
`PUT` `PUT`
`GET` `GET`
`POST` `POST`

Derivative of ∂⁄∂x ln(2x+3) is equals to:

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Your Answer:

2/(2x+3) 2/(2x+3)
2x/(2+3x) 2x/(2+3x)
2x/(2x+3) 2x/(2x+3)
1/(2x+3) 1/(2x+3)

Data communications system depends on four fundamental characteristics

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Your Answer:

Receiver Receiver
Sender Sender
Timeliness Timeliness
Medium Medium

The cable modem transmission system receives data from the internet and passes them to the:

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Your Answer:

combiner combiner
subscriber subscriber
destination address destination address
internet internet

If integer needs two bytes of storage, then maximum value of an unsigned integer is

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Your Answer:

216 – 1 216 – 1
215 – 1 215 – 1
216 216
215 215
None of these None of these

The portion where monitor must always be in main memory and available is referred as:

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Your Answer:

Direct Memory Access DMA Direct Memory Access DMA
Monitor Monitor
Control Monitor Control Monitor
Resident Monitor Resident Monitor

In Ruby, what does the 'if' statement evaluate?

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Your Answer:

Expression Expression
Boolean value Boolean value
Integer Integer
String String

What is a significant advantage of the Rabin-Karp algorithm over other string matching algorithms?

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Your Answer:

It is the fastest for short texts. It is the fastest for short texts.
It does not require preprocessing. It does not require preprocessing.
It allows for efficient multiple pattern matching.
It always performs in linear time. It always performs in linear time.

In cellular telephony, Interim Standard 95 (IS-95), the forward channel uses the technique:

1 Mark(s)

Your Answer:

CDMA CDMA
DSSS DSSS
FHSS FHSS
FDMA FDMA

What is the full form of CNS?

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Your Answer:

Centripetal nervous system Centripetal nervous system
Central neuron system Central neuron system
Central nervous system Central nervous system
Central neuron style Central neuron style

Simple chromatography is carried out on:

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Your Answer:

napkin napkin
book book
paper paper
tissue paper tissue paper

In Java, can a subclass override a final method from its superclass?

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Your Answer:

Only if the final method is marked as "static"
Only if the subclass is marked as "final"
No, final methods cannot be overridden No, final methods cannot be overridden
Yes, a subclass can override final methods

What is the purpose of the 'if' control structure in C?

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Your Answer:

Looping Looping
Decision making Decision making
Function declaration Function declaration
Error handling Error handling

What is the result of calling a method in Ruby without parentheses?

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Your Answer:

Error Error
Returns nil Returns nil
Returns the method itself Returns the method itself
Executes the method Executes the method

The process in which dead body of animal and plant is turned in smaller particles ultimately disappearing is called:

1 Mark(s)

Your Answer:

evaporation evaporation
disappearance disappearance
fertilization fertilization
decomposition decomposition

Which function will return true if a variable is an array or false if it is not?

1 Mark(s)

Your Answer:

this_array() this_array()
is_array() is_array()
do_array() do_array()
in_array() in_array()

RAM of computer system is a/an:

1 Mark(s)

Your Answer:

input device input device
output device output device
Processing unit Processing unit
memory memory

A compound statement of the form begin atomic ... end ensures that all the statements contained within it are executed as:

1 Mark(s)

Your Answer:

Multiple transactions Multiple transactions
Repeated transactions Repeated transactions
Single transaction Single transaction
No value returned transaction No value returned transaction

Which of the following property aligns the flexible container’s items when the items do not use all available space on the main-axis?

1 Mark(s)

Your Answer:

wrap-content wrap-content
fix-content fix-content
adjust-content adjust-content
justify-content justify-content

For a browser to connect to other resources , the location or address of the resources must be specified. These addresses are called___________________?

1 Mark(s)

Your Answer:

Identities Identities
URL URL
MSN MSN
Packets Packets

In MapReduce, what does the term "Map" refer to?

1 Mark(s)

Your Answer:

Task that processes the Map output Task that processes the Map output
Task that processes the Reduce output Task that processes the Reduce output
Task that processes the Map input Task that processes the Map input
Task that processes the Reduce input Task that processes the Reduce input

Laplace transform of function f(t)=cos(wt) is:

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Your Answer:

s/(s+w) s/(s+w)
s/(s-w) s/(s-w)
s/(s2+w2) s/(s2+w2)
w/(s2+w2) w/(s2+w2)

BASIC stands for ________?

1 Mark(s)

Your Answer:

Basic All Purpose Symbolic Instruction Codes
Beginners All Purpose Symbolic Instruction Codes
Beginners All Purpose Symbolic Intelligent Codes
Beginners Anti Purpose Symbolic Instruction Codes

Mac is a ________?

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Your Answer:

Utility Program Utility Program
Operating System Operating System
Windows Windows
Multimedia Software Multimedia Software

What will be the output of the following C code? #include<stdio.h> #define sf 10 main() { if(sf==100) printf("good"); else { printf("bad"); sf=100; } printf("%d",sf); }

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Your Answer:

100 100
bad bad
10 10
error error

Which organization is responsible for bringing the internet to the Shimal Valley?

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Your Answer:

ITU ITU
SCO SCO
WHO WHO
UNESCO UNESCO

Which data structure would you use to implement a memory-efficient list of boolean values?

1 Mark(s)

Your Answer:

Array Array
Linked List Linked List
Bit Array Bit Array
Hash Map Hash Map

If the where clause is omitted, in which case:

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Your Answer:

All tuples are deleted All tuples are deleted
All attribute are deleted All attribute are deleted
Specified tuples are deleted Specified tuples are deleted
Specified attributes are deleted Specified attributes are deleted

What is the purpose of the Distinct operator in LINQ?

1 Mark(s)

Your Answer:

Filters a sequence based on a predicate Filters a sequence based on a predicate
Returns distinct elements from a sequence
Projects each element of a sequence Projects each element of a sequence
None of the above None of the above

You want to run the new 802.1w on your switches. Which of the following would enable this protocol?

1 Mark(s)

Your Answer:

Switch(config)# spanning-tree mode rapid-pvst
Switch# spanning-tree mode rapid-pvst Switch# spanning-tree mode rapid-pvst
Switch(config)# spanning-tree mode 802.1w
Switch# spanning-tree mode 802.1w Switch# spanning-tree mode 802.1w

Which of the following is correct for array of function pointers?

1 Mark(s)

Your Answer:

int (*p[5])(int,int); int (*p[5])(int,int);
int p5 int p5
int p5 int p5
int (*p)(5)(int,int); int (*p)(5)(int,int);

What will be the output of the following C code? #include <stdio.h> struct student { char *c; }; void main() { struct student *s; s->c = "hello"; printf("%s", s->c); }

1 Mark(s)

Your Answer:

hello hello
Segmentation fault Segmentation fault
Run time error Run time error
Nothing Nothing

Which of the following Color Format is a CSS’s six-digit hexadecimal format is the same as color defined in (X)HTML?

1 Mark(s)

Your Answer:

6-Hex Color 6-Hex Color
3-Hex Color 3-Hex Color
RGBS RGBS
RGBa RGBa

MS PowerPoint is example of _____?

1 Mark(s)

Your Answer:

Multimedia software Multimedia software
Application software Application software
Entertainment software Entertainment software
All above mentioned All above mentioned

Swapping device which is used to hold the images of pages in main memory is called:

1 Mark(s)

Your Answer:

plex plex
paging drum paging drum
card punch card punch
optical mark reader optical mark reader

If I’m developing an application that must accommodate multiple security levels though secure login and my ASP.NET web application is spanned across three web-servers (using round-robin load balancing______________?

1 Mark(s)

Your Answer:

Maintain the login state security through a View State.
Maintain the login state security through a Session.
Maintain the login state security through a database.
All of the above All of the above

Semimajor axis of planet Jupiter is:

1 Mark(s)

Your Answer:

77.8x1010 m 77.8x1010 m
143x1010 m 143x1010 m
287x1010 m 287x1010 m
450x1010 m 450x1010 m

What will be the output of the following code: keys = ['a', 'b', 'c'] values = 0 my_dict = dict.fromkeys(keys, values) print(my_dict)

1 Mark(s)

Your Answer:

{'a': 0, 'b': 0, 'c': 0} {'a': 0, 'b': 0, 'c': 0}
{'a': [0], 'b': [0], 'c': [0]} {'a': [0], 'b': [0], 'c': [0]}
{0: ['a', 'b', 'c']} {0: ['a', 'b', 'c']}
{'a': 'b', 'b': 'c', 'c': 0} {'a': 'b', 'b': 'c', 'c': 0}

In an AVL tree, what type of rotation is performed when a node has a balance factor of +2 and its right child has a balance factor of -1?

1 Mark(s)

Your Answer:

Left Rotation Left Rotation
Left-Right Rotation Left-Right Rotation
Right Rotation Right Rotation
Left Rotation Left Rotation

What is the purpose of the `friend` keyword?

1 Mark(s)

Your Answer:

Makes a class public Makes a class public
Access private members Access private members
Inherits a class Inherits a class
Deletes an object Deletes an object

How are data organized in a spreadsheet ?

1 Mark(s)

Your Answer:

Lines and spaces Lines and spaces
Layers and planes Layers and planes
Rows and columns Rows and columns
Height and width Height and width

What is the purpose of the 'extern' keyword when declaring a function in C?

1 Mark(s)

Your Answer:

To specify that the function is not defined in the current file
To declare a function as a constant To declare a function as a constant
To declare a function with a variable number of arguments
To specify that the function is recursive

What is the purpose of the property PerformanceTiming.fetchStart?

1 Mark(s)

Your Answer:

Browser ready to fetch input Browser ready to fetch input
Browser ready to fetch document Browser ready to fetch document
Browser ready to fetch summary Browser ready to fetch summary
All of the mentioned All of the mentioned

In HBase, what is the significance of the HBase Increment feature?

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
Atomically increment a specified column value in HBase

The sum of amount of matter in a substance is called its:

1 Mark(s)

Your Answer:

mass mass
weight weight
length length
volume volume

Evaluating Your Answers

C++ Programming Mock Test 7 : Question 1 of 66