CSI 2290 - Chapter 1 Multiple Choice, True or False, and Fill In the Blank from the Book (Intro to C)
______________ causes the cursor to move to the next line.
New line (\n)
Which operator cannot be used with floating point numbers? a. + b. - c. % d. *
c. %
Ternary operator operates on how many operands? a. 1 b. 2 c. 3 d. 4
c. 3
*(&num) is equivalent to writing a. &num b. *num c. num d. None of these
c. num
Identify the erroneous expression. a. X=y=2, 4; b. res = ++a * 5; c. res = /4; d. res = a++ -b *2;
c. res=/4;
Which return type cannot return any value to the calling function? a. int b. float c. void d. double
c. void
In ______________ method, address of the variable is passed by the calling function to the called function.
call by reference
A function that uses another function is known as the ________________________.
calling function
After the function is executed, the control passes back to the ___________.
calling function
A C program ends with a ________.
closing bracket
The _____________ specification is used to read/write a short integer.
%hd
The ___________________ specification is used to read/write a hexadecimal integer.
%x
To print the data left-justified, _______________ specification is used.
-
Size of character pointer is ______________.
1 Byte
In the memory, characters are stored as _______________.
ASCII codes
___________ is executed when the value of the variable does not match with any of the values of the case statement.
Default statement/case
C was developed by ______________.
Dennis Ritchie
True or False: 1,234 is a valid integer constant.
False
True or False: A printf statement can generate only 1 line of output
False
True or False: All arithmetic operators have the same precedence.
False
True or False: Any valid printable ASCII character can be used for a variable name.
False
True or False: Decision control statements are used to repeat the execution of a list of statements.
False
True or False: Equality operators have higher precedence than the relational operators.
False
True or False: Signed variables can increase the maximum positive range.
False
True or False: Stdio.h is used to store the source code of a program.
False
True or False: The calling function always passes parameters to the called function.
False
True or False: Underscore can be used anywhere in the variable name.
False
True or False: Variable 'first' is the same as variable 'First'.
False
True or False: We can have only one function in a C program.
False
____________ pointer does not point to any valid memory address.
Null
_______________ prints data on the monitor
Printf()
__________________ operator returns the number of bytes occupied by the operand.
Sizeof
___________________ finds the remainder of integer division.
The modulus operator (%)
True or False: Comment statements are not executed by the compiler.
True
True or False: Keywords are case sensitive.
True
True or False: No function can be declared within the body of another function.
True
True or False: On 32 bit systems, an integer variable is allocated 4 bytes.
True
True or False: Shifting once to the left multiplies the number by 2.
True
True or False: The & operator receives the lvalue of the variable.
True
True or False: The closing brace of main() is the logical end of the program.
True
True or False: The declaration section gives instructions to the computer.
True
True or False: The modulus operator can only be used with integers.
True
True or False: The name of a function is global.
True
True or False: Unary increment and decrement operators have greater precedence than dereference operator.
True
True or False: Void is a data type in C.
True
True or False: printf("%d", scanf("%d", &num)); is a valid C statement.
True
_______________ is also known as forced conversion.
Typecasting
Which operator retrieves the lvalue of a variable? a. & b. * c. -> d. None of these
a. &
The inputs that the function takes are known as ____________________.
arguments/parameters
Which of the following is not a character constant? a. 'A' b. "A" c. '' d. '*'
b. "A"
Which of the following is the conversion character associated with short integer? a. %c b. %h c. %e d. %f
b. %h
Which operator is used to dereference a pointer? a. & b. * c. -> d. None of these
b. *
The operator which compares 2 values is: a. Assignment b. Relational c. Unary d. Equality
b. Relational
Memory is allocated for a function when the function is ________. a. declared b. defined c. called d. returned
b. defined
A variable can be made constant by declaring it with the qualifier ___________ at the time of initialization.
const
Function declaration statement identifies a function with its a. Name b. Arguments c. Data type of return value d. All of these
d. All of these
Which operator produces the one's complement of the given binary value? a. Logical AND b. Bitwise AND c. Logical OR d. Bitwise NOT
d. Bitwise Not
Which operator has the lowest precedence? a. Sizeof b. Unary c. Assignment d. Comma
d. Comma
Which of the following is a valid variable name? a. Initial.Name b. A+B c. $amt d. Floats
d. Floats
The ________________ operator informs the compiler that the variable is a pointer variable.
dereference (*)
Function definition consists of ______________ and _________________.
function header ; function body
The execution of a C program begins at _________________.
main()
return 0 returns 0 to the ______________.
operating system
The ___________ appears on the right side of the assignment operator.
rvalue
sizeof is a _____________ operator used to calculate the size of data types.
unary
