Python Programming Mock Test 20

What will be the output of the following C code if the value of 'p' is 10 and that of 'q' is 15? #include<stdio.h> int main() { int p,q; printf("Enter two numbers\n"); scanf("%d",&p); scanf("%d",&q); #if(4-1) printf("%d",q); #else printf("bye"); #endif }

1 Mark(s)

Your Answer:

10 10
15 15
bye bye
error error

A part of a computer system that consists of data or computer instructions is called:

1 Mark(s)

Your Answer:

software software
chip chip
hardware hardware
DOS DOS

What will be the output of the following PHP code ? <?php function calc($num1, $num2) { $total = $num1 * $num2; return $total; } $result = calc(42, 0); echo $result; ?>

1 Mark(s)

Your Answer:

Error Error
0 0
42 42
84 84

What does the len() function do when applied to a list or tuple?

1 Mark(s)

Your Answer:

Returns the length of the list or tuple Returns the length of the list or tuple
Converts the list or tuple to lowercase Converts the list or tuple to lowercase
Converts the list or tuple to uppercase Converts the list or tuple to uppercase
Removes the last element Removes the last element

For each attribute, the JDBC retrieve its:

1 Mark(s)

Your Answer:

Name Name
Address Address
Data type Data type
Both A and C Both A and C

When does a cycle occur during memory leak?

1 Mark(s)

Your Answer:

No reference occurs No reference occurs
Two objects reference Two objects reference
One object gets referenced One object gets referenced
None of the above None of the above

The difference between memory and storages is that memory is ________________ and storage is ____________________?

1 Mark(s)

Your Answer:

Permanent, temporary Permanent, temporary
Temporary, permanent Temporary, permanent
Slow, fast Slow, fast
Fast, slow Fast, slow

Choose the correct statement in context of the following program code. public class Test{ public static void main(String[] args){ double sum = 0; for(double d = 0; d

1 Mark(s)

Your Answer:

The program has a compile error because the adjustment is missing in the for loop.
The program has a compile error because the control variable in the for loop cannot be of the double type.
The program runs in an infinite loop because d<10 would always be true.
The program compiles and runs fine. The program compiles and runs fine.

How can you handle CAPTCHAs in web scraping?

1 Mark(s)

Your Answer:

By solving CAPTCHAs manually By solving CAPTCHAs manually
By ignoring CAPTCHAs By ignoring CAPTCHAs
By using APIs to bypass CAPTCHAs By using APIs to bypass CAPTCHAs
By using CAPTCHA-solving services By using CAPTCHA-solving services

The characteristic of system that it must deliver data in a timely manner is called:

1 Mark(s)

Your Answer:

Accuracy Accuracy
Timeliness Timeliness
Jitter Jitter
Delivery Delivery

Which function is used to retrieve the description of the exception in C++?

1 Mark(s)

Your Answer:

get_message() get_message()
what() what()
catch_msg() catch_msg()
exception_desc() exception_desc()

The main constituent of the air is:

1 Mark(s)

Your Answer:

A) nitrogen A) nitrogen
B) oxygen B) oxygen
C) carbon dioxide C) carbon dioxide
D) hydrogen. D) hydrogen.

When mapping a multivalued attribute into a relation which of the following is true?

1 Mark(s)

Your Answer:

One relation is created. One relation is created.
Two relations are created. Two relations are created.
Three relations are created. Three relations are created.
Four relations are created. Four relations are created.

In a regular expression, what does the metacharacter `d` represent?

1 Mark(s)

Your Answer:

Any special character Any special character
Any digit Any digit
Any whitespace character Any whitespace character
None of These None of These

Which image file format is not supported in Firefox?

1 Mark(s)

Your Answer:

ICO ICO
PNG PNG
SVG SVG
APNG APNG

To reserve your last action or command, what feature would you use?

1 Mark(s)

Your Answer:

boot boot
cut cut
undo undo
drag drag

How can you prevent multiple threads from accessing a critical section of code simultaneously in Java?

1 Mark(s)

Your Answer:

By using the wait() method By using the wait() method
By using the start() method multiple times
By creating more threads to access the critical section
By using synchronized blocks or methods By using synchronized blocks or methods

In C#, what is the method called on an exception object to retrieve information about the error that occurred?

1 Mark(s)

Your Answer:

GetMessage() GetMessage()
ToString() ToString()
GetError() GetError()
GetStackTrace() GetStackTrace()

Prepared statements are created in which some values are replaced by:

1 Mark(s)

Your Answer:

? ?
@ @
# #
% %

How many reserved words are there in JavaScript?

1 Mark(s)

Your Answer:

63 63
54 54
68 68
90 90

Too much acid in the stomach can cause:

1 Mark(s)

Your Answer:

infection infection
burning burning
fever fever
ulcer ulcer

Consider the following pseudocode of insertion in XOR list and write the approximate code snippet of it. void xor-linked-list insert(struct node **head_ref, int value) { node *new_node = new (struct node); new_node->value = value; new_node->nodepointerxored = xor (*head_ref, NULL); if (*head_pointer == NULL) { printf("invalid"); } else { let b,c,d are nodes and a is to be inserted at beginning, a address field must contain NULL xor b and b address filed must be a xor c. } *head_pointer = new_node; }

1 Mark(s)

Your Answer:

node* next = XOR ((*head_ref)->npx, NULL); (*head_ref)->npx = XOR (new_node, next);
node* next = XOR ((*head_ref)->npx, NULL); (*head_ref) = XOR (new_node, next);
node* next = XOR ((*head_ref)->npx, NULL); (*head_ref)->npx->npx = XOR (new_node, next);
node* next = XOR ((*head_ref), NULL); (*head_ref)->npx = XOR (new_node, next);

What will be the output of the following Java program if input given is "abc'def/'egh"? class Input_Output { public static void main(String args[]) throws IOException { char c; BufferedReader obj = new BufferedReader(new InputStreamReader(System.in)); do { c = (char) obj.read(); System.out.print(c); } while(c!='\''); } }

1 Mark(s)

Your Answer:

abc' abc'
abcdef/' abcdef/'
abc'def/'egh abc'def/'egh
abcqfghq abcqfghq

An operating system version designed for use with a tablet PC is Microsoft Windows XP

1 Mark(s)

Your Answer:

Home edition Home edition
Media center edition Media center edition
Tablet PC edition Tablet PC edition
None of the above None of the above

What does the `protected` keyword do in Ruby?

1 Mark(s)

Your Answer:

Makes methods accessible from outside the class
Restricts access to methods below it Restricts access to methods below it
Makes methods accessible from anywhere in the code
None of the above None of the above

What will be the output of the following Java program? import java.text.*; import java.util.*; class Date_formatting { public static void main(String args[]) { Date date = new Date(); SimpleDateFormat sdf; sdf = new SimpleDateFormat("hh:mm:ss"); System.out.print(sdf.format(date)); } } Note : The program is executed at 3 hour 55 minutes and 4 sec (24 hours time).

1 Mark(s)

Your Answer:

3:55:4 3:55:4
3.55.4 3.55.4
55:03:04 55:03:04
03:55:04 03:55:04

Which Java class provides methods for fixed-size arrays with automatic resizing?

1 Mark(s)

Your Answer:

HashSet HashSet
Vector Vector
ArrayList ArrayList
LinkedList LinkedList

Collecting personal information and effectively posing as another individual is known as the crime of_____________?

1 Mark(s)

Your Answer:

Spooling. Spooling.
Identity theft. Identity theft.
Spoofing. Spoofing.
Hacking. Hacking.

What programming language(s) or scripting language(s) does Java Server Pages (JSP) support?

1 Mark(s)

Your Answer:

VBScript only VBScript only
Jscript only Jscript only
Java only Java only
All of the above are supported All of the above are supported

Newspaper, magazine, radio, television are example of _________?

1 Mark(s)

Your Answer:

Storing information Storing information
Retrieving information Retrieving information
Communication information Communication information
Acquiring information Acquiring information

All of the following are phases of systems analysis, except ?

1 Mark(s)

Your Answer:

decision analysis phase decision analysis phase
requirements analysis phase requirements analysis phase
design analysis phase design analysis phase
problem analysis phase problem analysis phase

How to declare the complex number?

1 Mark(s)

Your Answer:

(3, 4) (3, 4)
complex(3, 4) complex(3, 4)
(3, 4i) (3, 4i)
(3, 4g) (3, 4g)

A data object can encapsulates processes and operation as well _________________?

1 Mark(s)

Your Answer:

True True
False False

What will be the output of the following PHP code ? <?php $x = 5; { echo "$x"; } ?>

1 Mark(s)

Your Answer:

0 0
5 5
Nothing Nothing
Error Error

Amount by which measured time interval is greater then corresponding proper time interval is called:

1 Mark(s)

Your Answer:

Time dilation Time dilation
Time parameter Time parameter
Time interval Time interval
Time limitation Time limitation

In unicast routing, the size of the network in the distance vector routing can not exceed:

1 Mark(s)

Your Answer:

2 hops 2 hops
5 hops 5 hops
10 hops 10 hops
15 hops 15 hops

The Internet Control Message Protocol (ICMP) is the companion of:

1 Mark(s)

Your Answer:

IP Transmission IP Transmission
IP Packet IP Packet
IP Frame IP Frame
IP protocol IP protocol

Institute of Electrical and Electronics Engineers (IEEE) 802.11 Direct Sequence Spread Spectrum (DSSS) uses the data rate of:

1 Mark(s)

Your Answer:

1 or 2 Mbps 1 or 2 Mbps
6 to 54 Mbps 6 to 54 Mbps
5.5 and 11 Mbps 5.5 and 11 Mbps
2 and 54 Mbps 2 and 54 Mbps

Which of the following may create problem in the typedef program?

1 Mark(s)

Your Answer:

; ;
printf/scanf printf/scanf
Arithmetic operators Arithmetic operators
All of the mentioned All of the mentioned

IBM 1401 is_________?

1 Mark(s)

Your Answer:

First Generation Computer First Generation Computer
Second Generation Computer Second Generation Computer
Third Generation Computer Third Generation Computer
Fourth Generation Computer Fourth Generation Computer

Where is the R.java file located?

1 Mark(s)

Your Answer:

src src
gen gen
Both A and B Both A and B
None of these None of these

In C++, 'b' escape sequence is used for:

1 Mark(s)

Your Answer:

Bold Bold
Backspace Backspace
Format Format
New Line New Line

Suppose list1 = [0.5 * x for x in range(0, 4)], list1 is:

1 Mark(s)

Your Answer:

[0, 1, 2, 3] [0, 1, 2, 3]
[0, 1, 2, 3, 4] [0, 1, 2, 3, 4]
[0.0, 0.5, 1.0, 1.5] [0.0, 0.5, 1.0, 1.5]
[0.0, 0.5, 1.0, 1.5, 2.0] [0.0, 0.5, 1.0, 1.5, 2.0]

What does a switch do when a frame is received on an interface and the destination hardware address is unknown or not in the filter table?

1 Mark(s)

Your Answer:

Forwards the switch to the first available link
Drops the frame Drops the frame
Floods the network with the frame looking for the device
Sends back a message to the originating station asking for a name resolution

All animals need oxygen and most of this oxygen comes from:

1 Mark(s)

Your Answer:

roots roots
plants plants
stem stem
pollen grain pollen grain

In SQL, the grant statement is used to confer:

1 Mark(s)

Your Answer:

Integrity constraint Integrity constraint
Assertion Assertion
Authorization Authorization
Uniqueness Uniqueness

In Java web applications, what is the purpose of the `@SessionScoped` annotation?

1 Mark(s)

Your Answer:

To define JavaBean properties To define JavaBean properties
To execute SQL queries To execute SQL queries
To indicate that a bean's scope is limited to a user session
To create JavaBeans To create JavaBeans

A compiler can detect which type of error?

1 Mark(s)

Your Answer:

Logical error Logical error
Runtime error Runtime error
Syntax error Syntax error
All of these All of these

In Hive, what does the term "Bucketing" refer to?

1 Mark(s)

Your Answer:

Grouping data based on a condition Grouping data based on a condition
Organizing data into fixed-sized buckets
Joining data from multiple tables Joining data from multiple tables
None of the above None of the above

Which of these is an incorrect string literal?

1 Mark(s)

Your Answer:

"Hello World" "Hello World"
"Hello\nWorld" "Hello\nWorld"
"\"Hello World\"" "\"Hello World\""
"Hello world" "Hello world"

What is the use of "w" in file handling?

1 Mark(s)

Your Answer:

Read Read
Write Write
Append Append
None of the mentioned None of the mentioned

A spline can be defined as -

1 Mark(s)

Your Answer:

Curved strip Curved strip
A smooth curve is drawn using a pencil. A smooth curve is drawn using a pencil.
A flexible strip used to generate a smooth curve through a designated set of points.
None of the above None of the above

Which is more widely used than GWT in Google?

1 Mark(s)

Your Answer:

Closure Closure
Dojo Dojo
Procedure Procedure
jQuery jQuery

WAN stands for:

1 Mark(s)

Your Answer:

Wireless Area Network Wireless Area Network
Wide Area Network Wide Area Network
World Area Network World Area Network
Web Area Network Web Area Network

Neutrons carry:

1 Mark(s)

Your Answer:

positive charge positive charge
negative charge negative charge
neutral charge neutral charge
no charge no charge

Medicines are used to:

1 Mark(s)

Your Answer:

prevent diseases prevent diseases
treat diseases treat diseases
both a and b both a and b
kill people kill people

What does the 'calloc' function in C do?

1 Mark(s)

Your Answer:

Allocates and initializes memory to zero
Allocates memory and leaves it uninitialized
Deallocates memory Deallocates memory
Checks for memory leaks Checks for memory leaks

What is the purpose of the 'printf' function in C?

1 Mark(s)

Your Answer:

To print formatted text to the standard output
To read text from the standard input To read text from the standard input
To open a file To open a file
To close a file To close a file

__________is defined as any crime completed through the use of computer technology?

1 Mark(s)

Your Answer:

Computer forensics Computer forensics
Computer crime Computer crime
Hacking Hacking
Cracking Cracking

BIOS stand for:?

1 Mark(s)

Your Answer:

Basic Input/Output System Basic Input/Output System
Binary Input/Output System Binary Input/Output System
Basic Input/Output Solution Basic Input/Output Solution
Binary Input/Output Solution Answer Binary Input/Output Solution Answer

In multiple Point-to-Point Protocol (PPP), the value of the protocol field is:

1 Mark(s)

Your Answer:

Ox003b Ox003b
Ox003c Ox003c
Ox003d Ox003d
Ox003f Ox003f

What will be the output of the following PHP code ? <?php define("GREETING", "PHP is a scripting language"); echo $GREETING; ?>

1 Mark(s)

Your Answer:

$GREETING $GREETING
no output no output
PHP is a scripting language PHP is a scripting language
GREETING GREETING

An online journal where people post about their experiences called __________?

1 Mark(s)

Your Answer:

Blog Blog
Internet Internet
Webpage Webpage
None of these None of these

Which of the following is not included in document management system?

1 Mark(s)

Your Answer:

word processing word processing
desktop publishing desktop publishing
reprographic reprographic
e-shopping e-shopping

Which of the following property is used to set order in a table?

1 Mark(s)

Your Answer:

border border
padding padding
dotted dotted
text text

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

Which element shows completion progress of a task?

1 Mark(s)

Your Answer:

<progress> <progress>
<select> <select>
<option> <option>
<meter> <meter>

Which of the following is true concerning an ODBMS?

1 Mark(s)

Your Answer:

They have the ability to store complex data types on the Web.
They are overtaking RDBMS for all applications.
They are most useful for traditional, two-dimensional database table applications.
All of the above. All of the above.

Which of the following is just opposite to the Open Design principle?

1 Mark(s)

Your Answer:

Security through obscurity Security through obscurity
Least common mechanism Least common mechanism
Least privileges Least privileges
Work factor Work factor

It is necessary that always if should come with else block?

1 Mark(s)

Your Answer:

True True
False False

What is the full form of GPU_______?

1 Mark(s)

Your Answer:

Grouped Processing Unit Grouped Processing Unit
Graphics Processing Unit Graphics Processing Unit
Graphical Performance Utility Graphical Performance Utility
Graphical Portable Unit Graphical Portable Unit
All of these All of these

Evaluating Your Answers

Python Programming Mock Test 20 : Question 1 of 71