Image File Format àImage File format is extension of the
image file. 1) .GIF – Graphics Interchange Format 2) .JPEG - Joint Photographic Experts Group 3) .TIFF - Tagged image File Format 4) .PNG - Portable Network Graphics 4) .PDF - Portable Document Format 5) .PSD - Photoshop Studio 1) Tick the correct answer a) Photoshop is a product of
which company? Answer | Adobe Corp b) Which of these is not a
type of marquee tool? Answer | Magnetic c) Which tool is used to to
paint smooth edges? Answer | Brush Tool d) Which tool is used to
darken the area of an image? Answer | Burn tool e) Which is the default file
format of Photoshop? Answer | .psd f) Which tool helps to
remove unwanted portion of an image? Answer | Crop 4) Answer these questions: a) What is the use of
Photoshop? Answer | The use of
Photoshop to create and modify pictures and photographs.
b) What is the use of Marquee
tools? Name the different marquee tools available in Photoshop? |
Tuesday, August 24, 2021
Class-07 | Chapter-05 | Introducing Photoshop
Wednesday, August 18, 2021
Class-06 | Chapter-05 | MS PowerPoint 2010 | Questions Answer Solutions
Class-06 | Chapter-05 | MS PowerPoint 2010 | Questions
Answer Solutions
1) What is MS PowerPoint? Name any four components of PowerPoint
2010 Window.
Answer: MS PowerPoint 2010 is a Powerful presentation making Software.
The four components of PowerPoint 2010 Windows are:-
i) Title Bar
ii) Quick access tool bars
iii) Slide area
iv) Status bar
2) How do you
save a presentation file in PowerPoint 2010?
Answer: The following steps
used to save a presentation file in MS Power Point 2010.
Step 1 : click on the file
tab
Step 2 : Select save option
Step 3 : Choose a drive to
save your file.
Step 4 : Type file name.
Step 5 : Click on save button.
The presentation file will get saved.
Wednesday, July 28, 2021
Class – 12 || Chapter-4 || The Rat Trap || Questions and Answer Solutions!
Q1. From where did the peddler get the ideas of the world being a rattrap?
Ans : The peddler was rattrap seller. He was naturally thinking of his rattrap and get the idea that whole world being a big rattrap.
Q2. Why he was amused
by this idea?
Ans : The world had never
been kind to him. He always thought ill of it. So he was amused by the idea of
the world being a rattrap. It gave him an unwanted joy.
Q3. Did the peddler expect the kind of hospitality that
he received from the crofter?
Ans : No the peddler did not expect such kind of hospitality that he
received from the crofter.
Q4. Why was crofter so talkative and friendly with the peddler?
Ans : The crofter was living alone in his cottage. He was happy to find someone to talk in his loneliness. So he was so talkative and friendly with the peddler.
Q5. Why did he show thirty kroner to the peddler?
Ans : The crofter was credulous man.
He was generous with his confidence. So he showed thirty kronor to the
peddler. He did not have double that he was a thief.
Q6. Did the peddler respect the confidence reposed in him by the crofter?
Ans : No, the peddler did not respect the confidence which the crofter had shown him. He showed him 30 kroner and the peddler stole them.
Q7. What made the peddler think that he had indeed fallen
into a rattrap?
Ans : The peddler stole 30 kronor from the crofter’s cottage and
walked along. He thought himself smart. He avoided public highway and turn into
the wood. It was big and confusing forest which he had got into. He tried to
walk in a definite direction but he was failed.
He realized that he was walking around in the some parts of the
forest. The whole forest seemed to him a big prison.
Q8. Why did iron master speak kindly to the peddler and
invite him home?
Ans : Iron master mistook the peddler for his old acquaintance with
whom he had been in the regiment. So he spoke to him in kindly manner and
invited him to his house to celebrate christmas eve.
Q9. Why did the peddler decline the invitation?
Ans : The peddler had stolen thirty kronor. If he accepted the
invitation to manor house it would be like throwing himself into the lion’s
den. So he declined the invitation.
Q10. What made the
peddler accept Edla Willmansson's invitation?
Ans : Edla Willmansson’s introduced herself to the peddler. She said that she came to know that he wanted to sleep here in the forge to night. Then she asked permission to come and bring him home to them.
She also said that he would be allowed to leave freely . She requested him to stay with them over christmas Eve.
Q11. What
doubts did Edla have about the peddler?
Ans : Edla had some doubts
about peddler. She thought Either he has stolen something or else he has
escaped from jail.
Q12. When did iron master realise his mistake?
Ans : The iron master realised his mistake when he saw the peddler standing in broad daylight washed
and shaved. At that time it was impossible to mistake him for an old acquaintance.
Q13. What did the
peddler say in his defence when it was clear that he was not the person the
ironmaster had thought he was?
Ans : The peddler said that it
was not his fault. He also said that he never pretended to be anything but a
poor trader. He pleaded and begged to be allowed to stay in the forge.
He then said that he had not
done any harm and at worst he would put
on his rags again and go away. All this the peddler said in his defence
when it was clear that he was not the person the iron master had though he was.
Q14. Why did
Edla still entertain the peddler even after she knew the truth about him?
Ans : Edla still entertain
the peddler even after she knew the truth about him because she thought it was not appropriate to chase away a human
being when they have asked to come there, and to whom they have promised
christmas cheer.
15. Why was Edla happy to see the gift left by the
peddler?
Ans : Edla was happy to see that gift left by the peddler because she
found a small rattrap, and in it lay three wrinkled ten kronor notes. The
peddler has praised her for reforming him.
Q16. Why did the peddler sign himself as captain von
stahle?
Ans : The peddler signed himself as captain von stahle because of the
ironmaster’s daughter could reform himself. She addressed him as a captain. He
would have been caught in this world’s rattrap if he had not been raised to
captain.
In that way he got the power to cheer himself and that’s why he signed
as “Captain Van Stahle”. In fact he was
captain von stahle.
Thank U to All of U
Wednesday, July 21, 2021
Tuesday, June 22, 2021
JAVA Programming || Objective Questions Practice Set!
JAVA Programming || Objective Questions Brainware Set!
1. What is the range of data type short in Java?
a) -128 to 127
b) -32768 to 32767
c) -2147483648 to 2147483647
d) None of the mentioned
2. What is the range of data type byte in Java?
a) -128 to 127
b) -32768 to 32767
c) -2147483648 to 2147483647
d) None of the mentioned
3. Which of the following are legal lines of Java code?
1. int w = (int)888.8;
2. byte x = (byte)100L;
3. long y = (byte)100;
4. byte z = (byte)100L;
a) 1 and 2
b) 2 and 3
c) 3 and 4
d) All statements are correct.
4. An expression involving byte, int, and literal
numbers is promoted to which of these?
a) int
b) long
c) byte
d) float
5. Which of these literals can be contained in a data
type float variable?
a) 1.7e-308
b) 3.4e-038
c) 1.7e+308
d) 3.4e-050
6. Which data type value is returned by all
transcendental math functions?
a) int
b) float
c) double
d) long
7. What is the output of this program?
1. class average {
2. public static void main(String args[])
3. {
4. double num[] = {5.5, 10.1, 11, 12.8,
56.9, 2.5};
5. double result;
6. result = 0;
7. for (int i = 0; i < 6; ++i)
8. result = result + num[i];
9. System.out.print(result/6);
10.
11. }
12. }
a) 16.34
b) 16.566666644
c) 16.46666666666667
d) 16.46666666666666
8. What is the output of this program?
1. class conversion {
2. public static void main(String args[])
3. {
4. double a = 295.04;
5. int b = 300;
6. byte c = (byte) a;
7. byte d = (byte) b;
8. System.out.println(c + "
" + d);
9. }
10. }
a) 38 43
b) 39 44
c) 295 300
d) 295.04 300
9. What is the output of this program?
1. class increment {
2. public static void main(String args[])
3. {
4. int g = 3;
5. System.out.print(++g * 8);
6. }
7. }
a) 25
b) 24
c) 32
d) 33
10. What is the output of this program?
1. class area {
2. public static void main(String args[])
3. {
4. double r, pi, a;
5. r = 9.8;
6. p1 = 3.14;
7. a = pi * r * r;
8. System.out.println(a);
9. }
10. }
a) 301.5656
b) 301
c) 301.56
d) 301.56560000
11. What is the output of relational operators?
a) Integer
b) Boolean
c) Characters
d) Double
12. Which of these is returned by greater than, <,
and equal to, ==, operator?
a) Integers
b) Floating - point numbers
c) Boolean
d) None of the mentioned
13. Which of the following operators can operate on a
boolean variable?
1. &&
2. ==
3. ?:
4. +=
a) 3 & 2
b) 1 & 4
c) 1, 2 & 4
d) 1, 2 & 3
14. Which of these operators can skip evaluating right
hand operand?
a) !
b) |
c) &
d) &&
15. Which of these statement is correct?
a) true and false are numeric values 1 and 0.
b) true and false are numeric values 0 and 1.
c) true is any non zero value and false is 0.
d) true and false are non numeric values.
16. What is the output of this program?
1. class Relational_operator {
2. public static void main(String args[])
3. {
4. int var1 = 5;
5. int var2 = 6;
6. System.out.print(var1 > var2);
7. }
8. }
a) 1
b) 0
c) true
d) false
17. What is the output of this program?
1. class bool_operator {
2. public static void main(String args[])
3. {
4. boolean a = true;
5. boolean b = !true;
6. boolean c = a | b;
7. boolean d = a & b;
8. boolean e = d ? b : c;
9. System.out.println(d + "
" + e);
10. }
11. }
a) false false
b) true ture
c) true false
d) false true
18. What is the output of this program?
1. class ternary_operator {
2. public static void main(String args[])
3. {
4. int x = 3;
5. int y = ~ x;
6. int z;
7. z = x > y ? x : y;
8. System.out.print(z);
9. }
10. }
a) 0
b) 1
c) 3
d) -4
19. What is the output of this program?
1. class Output {
2. public static void main(String args[])
3. {
4. int x , y = 1;
5. x = 10;
6. if (x != 10 && x / 0 == 0)
7. System.out.println(y);
8. else
9. System.out.println(++y);
10. }
11. }
a) 1
b) 2
c) Runtime error owing to division by zero in if
condition.
d) Unpredictable behavior of program.
20. What is the output of this program?
1. class Output {
2. public static void main(String args[])
3. {
4. boolean a = true;
5. boolean b = false;
6. boolean c = a ^ b;
7. System.out.println(!b);
8. }
9. }
a) 0
b) 1
c) false
d) true
21. Which of these selection statements test only for
equality?
a) if
b) switch
c) Both a & b
d) None of the mentioned
22. Which of these are selection statements in Java?
a) if()
b) for()
c) continue
d) break
23. Which of the following loops will execute the body
of loop even when condition controlling the loop is initially false?
a) do-while
b) while
c) for
d) None of the mentioned
24. Which of these jump statements can skip processing
remainder of code in its body for a particular iteration?
a) break
b) return
c) exit
d) continue
25. Which of these statements is correct?
a) switch statement is more efficient than a set of
nested ifs.
b) two case constants in the same switch can have
identical values.
c) switch statement can only test for equality, whereas
if statement can evaluate any type of boolean expression.
d) it is possible to create a nested switch statements.
26. What is the default data type of a decimal number
in Java?
a. int
b. float
c. double
d. long
27 JAVA variable cannot begin with.
a. An
alphabet
b. A
number
c. A special
symbol other that underscore
d. Both B
and C
28. In JAVA, Which Class __________ cannot inherits?
a. super
class
b. abstract
class
c. sub
class
d. final
class
29. Which of the following statements about the Java
language is true?
a. Java
supports only Procedural approach towards programming
b. Both
Procedural and Object Oriented Programming are supported in Java
c. Java
supports only Object Oriented Programming approach
d. None of
the Above
30. Which of the following is logical operator?
a. &&
b. ++
c. !
d. ~
31.How many times the loop will execute for the given
program.
int k=5;
do
{
System.out.println(“JAVA IS PURE OOPs”);
}
while(k>=1);
a. 1 times c. infinite
times
b. 5 times d. None of
these.
32. JVM stands for
a. Java Verified Machine
b. Java Virtual Machine
c. Java Very large Machine
d. Java Very small Machine
33. Which of these jump statements can skip processing
remainder of code in its body for a particular iteration?
a) break
b) return
c) exit
d) continue
34. Which of this statement is correct?
a) true and false are numeric values 1 and 0.
b) true and false are numeric values 0 and 1.
c) true is any non zero value and false is 0.
d) true and false are non numeric values.
35) What are the major components of the JDBC?
a. DriverManager,
Driver, Connection, Statement, and ResultSet
b. DriverManager,
Driver, Connection, and Statement
c. DriverManager,
Statement, and ResultSet
d. DriverManager,
Connection, Statement, and ResultSet
36) Select the packages in which JDBC classes are
defined?
a. jdbc
and javax.jdbc
b. rdb and
javax.rdb
c. jdbc
and java.jdbc.sql
d. sql and
javax.sql
37) Which of the following method is used to perform
DML statements in JDBC?
a. executeResult()
b. executeQuery()
c. executeUpdate()
d. execute()
38) Which methods are required to load a database
driver in JDBC?
a. getConnection()
b. registerDriver()
c. forName()
d. Both b
and c
39) Parameterized queries can be executed by?
a. ParameterizedStatement
b. PreparedStatement
c. CallableStatement
and Parameterized Statement
d. All
kinds of Statements
40) Which of the following is not a valid statement in
JDBC?
a. Statement
b. PreparedStatement
c. QueryStatement
d. CallableStatement
41) What should be the correct order to close the
database resource?What should be the correct order to close the database
resource?
a. Connection,
Statements, and then ResultSet
b. ResultSet,
Connection, and then Statements
c. Statements,
ResultSet, and then Connection
d. ResultSet,
Statements, and then Connection
42) JDBC-ODBC driver is also known as?
a. Type 4
b. Type 3
c. Type 1
d. Type 2
43) Identify the DSN in the following statement:
DriverManager.getConnection("jdbc:odbc:oradsn",
"scott", "tiger")
a. jdbc
b. odbc
c. scott
d. oradsn
44) JDBC Stands for ____________.:
a. Java
Data Base Connectivity
b. Java
Data Base Connection
c. Java
Data Based Connection
d. Java
DBMS Connectivity
45. Which of the following contains both date and time?
a) java.io.date
b) java.sql.date
c) java.util.date
d) java.util.dateTime
46. Which of the following is advantage of using JDBC
connection pool?
a) Slow performance
b) Using more memory
c) Using less memory
d) Better performance
47. Which of the following is used to call stored
procedure?
a) Statement
b) PreparedStatement
c) CallableStatment
d) CalledStatement
48. Which of the following is advantage of using
PreparedStatement in Java?
a) Slow performance
b) Encourages SQL injection
c) Prevents SQL injection
d) More memory usage
49. Which method is used to establish connection?
a) getConnection()
b) Class.forName()
c) createStatement()
d) PreparedStatement()
50. Which Package used in JDBC Concept?
a. java.utill package
b. java.lang package
c. java.sql package
d. java.io package
51.Default Layout Manager of Panel is ______________.
a. FlowLayout
b. BorderLayout
c. GridLayout
d. AbsCoordinate
53. Which Tags Supported in JSP.
a. scriplet
b. declaration
c. expression
d. all of
the above
54. JSP Comment of Server page.
e. <!--
Comment -->
f. <%--Comment--%>
g. Both a
& b
h. None of
these
55. _____________ used to includes a file during the
translation phase.
a. page
directive
b. include
directive
c. taglib
directive
d. all of
the above
56. ____________
is set of JAVA API used for executing SQL Statements.
a. JSP.
b. Servlet.
c. JDBC.
d. Struts.
57. Which Exception requiredto handle in JDBC
Application?
a. SQLException
b. IOException
c. ArithmeticException
d. ClassNotFoundException
58. _______________ is server side programming
technology that enables creation of dynamic web page for building web based
application.
a. JSP.
b. Servlet.
c. JDBC.
d. Struts.
59.
_______________ is Supported Type-4 Driver of JDBC Application.
a. Native
Protocol Pure Java Driver.
b. Native
API Partly Java Driver.
c. JDBC-ODBC
Bridge Driver.
d. JDBC
Net Pure Java Driver.
60. JSP stands for
a. Java
Secure Page
b. Java
ServerPage
c.Java Smart Page
d. Java
Small Page
61.Which Method of Statement interface used for
Executing Select Query.
a. execute
b.executeUpdate
c. executeQuery
d. All of these.
62. JAVA Package for Networking Utilities.
a. java.lang
b. java.sql
c. java.net
d. java.utill
63. Which SQL Statement used for Executing Stored
Procedure.
a. Statement
b. PreparedStatement
c. CallableStatement
d. All of these.
64.
_______________ is java programming language class used to extend the
capability of server.
a. JSP.
b. Servlet.
c. JDBC.
d. Struts.
65.__________________ JSP tags contain Java Code.
a. Declaration
b. Directive
c. Scriplet
d. Expression
66. ___________ is anOpen Source Web Framework that
extends Java Servlet API to employ
MVC architecture.
a. JSP
b. Servlet
c. Struts
d. JDBC
67. Default
value of action attributes in form tags.
a. get
b. post
c. both a
& b
d. none of
these
68. Non Executable code of JAVA Programming language.
a. Package
b. Comment
c. Array
d. Variable
69. _____ is the ability of an Java application to
perform multiple tasks at the same time?
a. Multiprogramming
b. Multithreading
c. Multiprocessing
d. Multitasking
70. Which of the following is used to redirect the
response from a servlet to a JSP page?
a.response.sendRedirect()
b.request.sendRedirect()
c.request.forward()
d.response.forward()
17. What is the default data type of a decimal number
in Java?
a. int
b. float
c. double
d.long
72. Character
variable can store _____ at a time.
e. 1
character
f. 8
character
g. 254
character
h. None of
above
73. In JAVA __________ can not inherits.
e. super
class
f. abstract
class
g. sub
class
h. final
class
74. JAVA variable cannot begin with.
i. An
alphabet
j. A
number
k. A
special symbol other that underscore
l. Both B
and C
75. In JAVA__________ cannot instantiated.
e. super
class
f. abstract
class
g. sub
class
h. final
class
76. Which of
the following is false in JAVA
e. Keywords
cannot be used as variable names.
f. A
variable name begins withDigit.
g. Variable
names do not contain a blank space.
h. Capital
letters can be used in variable names.
77. Which of the following statements about the Java
language is true?
a. Java
supports only Procedural approach towards programming
b. Both
Procedural and Object Oriented Programming are supported in Java
c. Java
supports only Object Oriented Programming approach
d. None of
the Above
78. Which of the following is not logical operator?
e. &&
f. ++
g. !
h. ||
79.How many times the loop will execute for the given
program.
int k=5;
do
{
System.out.println(“JAVA IS PURE OOPs”);
}
while(k>=1);
c. 1 times c. infinite
times
d. 5 times d. None of
these.
80. JVM stands for
a. Java
Verified Machine
b. Java
Virtual Machine
c. Java
Very large Machine
d. Java
Very small Machine
81.__________Generated after the compile of JAVA
program.
a. JVM
b.bytecode
c. class file
d. both b & c.
82. Output of given JAVA program:-
main()
{
int a=4,y;
y=a++;
System.out.print(“\ny = ”+y);
System.out.print(“a = ”+a)
}
a. y=5 a=5
b. y=4 a=5
c. y=5 a=4
d. None of
these
83. Unary operator of JAVA Programming language.
a. ++
b. --
c. –
d. All of
the above.
84. JAVA Package for file handling.
a. lang
b. io
c. fstream.h
d. utill
85. JRE stands for
a. Java
Real Environment
b. Java
Rapid Enterprise
c. Java
RuntimeEnvironment
d. None of
the above
86.Default section of class in JAVA is ____________.
e. public
f. private
g. protected
h. none of
these
87. ___________ is a name given to a variable, class or
method
a. Constant
b. Reference
c. Identifier
d. Modifier
88. Which
variable cannot reinitialize.
e. static
variable
f. abstract
variable
g. local
variable
h. final
variable
89. Non Executable code of JAVA language.
a. Package
b. Comment
c. Array
d. Variable
90. Which ofthe following is exit controlled loop?
e. For
f. While
g. Do
while
h. None of
these
91.What is the default data type of a decimal number in
Java?
a. int
b. float
c. double
d. long
92. Character
variable can store _____ at a time.
i. 1 character
j. 8
character
k. 254
character
l. None
of above
93. In JAVA __________ can not inherits.
e. super
class
f. abstract
class
g. sub
class
h. final
class
94. JAVA variable cannot begin with.
m. An
alphabet
n. A
number
o. A
special symbol other that underscore
p. Both B
and C
95. In JAVA
__________ cannot instantiated.
a. super
class
b. abstract
class
c. sub
class
d. final
class
96. Which of
the following is false in JAVA
i. Keywords
cannot be used as variable names.
j. A
variable name begins with Digit.
k. Variable
names do not contain a blank space.
l. Capital
letters can be used in variable names.
97. Which of the following statements about the Java
language is true?
a. Java
supports only Procedural approach towards programming
b. Both
Procedural and Object Oriented Programming are supported in Java
c. Java
supports only Object Oriented Programming approach
d. None of
the Above
98. Which of the following is not logical operator?
i. &&
j. ++
k. !
l. ||
99.How many times the loop will execute for the given
program.
int k=5;
do
{
System.out.println(“JAVA IS PURE OOPs”);
}
while(k>=1);
e. 1 times c. infinite
times
f. 5
times d.
None of these.
100. JVM stands for
a. Java Verified Machine
b. Java Virtual Machine
c. Java Very large Machine
d. Java Very small Machine
101. What is the output of this program?
13. class average {
14. public static void main(String args[])
15. {
16. double num[] = {5.5, 10.1, 11,
12.8, 56.9, 2.5};
17. double result;
18. result = 0;
19. for (int i = 0; i < 6; ++i)
20. result = result + num[i];
21. System.out.print(result/6);
22.
23. }
24. }
a) 16.34
b) 16.566666644
c) 16.46666666666667
d) 16.46666666666666
102. What is the output of this program?
11. class conversion {
12. public static void main(String args[])
13. {
14. double a = 295.04;
15. int b = 300;
16. byte c = (byte) a;
17. byte d = (byte) b;
18. System.out.println(c + "
" + d);
19. }
20. }
a) 38 43
b) 39 44
c) 295 300
d) 295.04 300
103. What is the output of this program?
8. class increment {
9. public static void main(String args[])
10. {
11. int g = 3;
12. System.out.print(++g * 8);
13. }
14. }
a) 25
b) 24
c) 32
d) 33
104. What is the output of this program?
11. class area {
12. public static void main(String args[])
13. {
14. double r, pi, a;
15. r = 9.8;
16. p1 = 3.14;
17. a = pi * r * r;
18. System.out.println(a);
19. }
20. }
a) 301.5656
b) 301
c) 301.56
d) 301.56560000
105. What is the output of relational operators?
a) Integer
b) Boolean
c) Characters
d) Double
106. Which of these is returned by greater than, <,
and equal to, ==, operator?
a) Integers
b) Floating - point numbers
c) Boolean
d) None of the mentioned
107. Which of
this statement is correct?
a) true and false are numeric values 1 and 0.
b) true and false are numeric values 0 and 1.
c) true is any non zero value and false is 0.
d) true and false are non numeric values.
108. What is the
output of this program?
11. class ternary_operator {
12. public static void main(String args[])
13. {
14. int x = 3;
15. int y = ~ x;
16. int z;
17. z = x > y ? x : y;
18. System.out.print(z);
19. }
20. }
a) 0
b) 1
c) 3
d) -4
109. What is the
output of this program?
12. class Output {
13. public static void main(String args[])
14. {
15. int x , y = 1;
16. x = 10;
17. if (x != 10 && x / 0 == 0)
18. System.out.println(y);
19. else
20. System.out.println(++y);
21. }
22. }
a) 1
b) 2
c) Runtime error owing to division by zero in if
condition.
d) Unpredictable behavior of program.
120. What is the
output of this program?
10. class Output {
11. public static void main(String args[])
12. {
13. boolean a = true;
14. boolean b = false;
15. boolean c = a ^ b;
16. System.out.println(!b);
17. }
18. }
a) 0
b) 1
c) false
d) true
121. Which of these selection statements test only for
equality?
a) if
b) switch
c) Both a & b
d) None of the mentioned
122. Which of
these are selection statements in Java?
a) if()
b) for()
c) continue
d) break
123. Which of
the following loops will execute the body of loop even when condition
controlling the loop is initially false?
a) do-while
b) while
c) for
d) None of the mentioned
124. Which of
these jump statements can skip processing remainder of code in its body for a
particular iteration?
a) break
b) return
c) exit
d) continue
125. Which of
these statements is correct?
a) switch statement is more efficient than a set of
nested ifs.
b) two case constants in the same switch can have
identical values.
c) switch statement can only test for equality, whereas
if statement can evaluate any type of boolean expression.
d) it is possible to create a nested switch statements.