CH8/CH9 Test

Question 1

A(n) ________ can be used in a scanf conversion specifier to indicate that a specific number of characters or digits should be read from the input stream.

Answer 1

field width

Question 2

The field width and precision in a printf conversion specifier can be controlled with integer expressions by substituting a(n) __ for the field width or for the precision and placing an integer expression in the corresponding argument of the argument list.

Answer 2

asterisk

Question 3

All input and output is dealt with in the form of __

Answer 3

streams

Question 4

The __ stream is normally connected to the keyboard *****

Answer 4

standard input

Question 5

The __ stream is normally connected to the computer screen.

Answer 5

standard output

Question 6

Precise output formatting is accomplished with the __ function.

Answer 6

printf

Question 7

The format control string may contain __, __, __, __ and __.

Answer 7

flags, field widths, precisions, conversion specifiers and literal characters.

Question 8

The conversion specifier __ or __ may be used to output a signed decimal integer

Answer 8

d or i

Question 9

The conversion specifiers __, __ and __ are used to display unsigned integers in octal, decimal and hexadecimal form, respectively.

Answer 9

o, u and x

Question 10

The modifiers __ and __ are placed before the integer conversion specifiers
to indicate that short or long integer values are to be displayed.

Answer 10

H and L

Question 11

The conversion specifier __ is used to display a floating-point value in exponential notation ***

Answer 11

%e

Question 12

The modifier __ is placed before any floating-point conversion specifier to indicate
that a long double value is to be displayed

Answer 12

L

Question 13

The conversion specifiers e, E and f are displayed with __ digits of precision to the right of the decimal point if no precision is specified.

Answer 13

6

Question 14

The conversion specifiers __ and __ are used to print strings and characters, respectively.

Answer 14

s and c

Question 15

All strings end in the __ character

Answer 15

null

Question 16

The __ flag causes output to be left justified in a field.

Answer 16

• (minus)

Question 17

The __flag causes values to be displayed with either a plus sign or a minus sign.

Answer 17

+ (plus)

Question 18

Precise input formatting is accomplished with the __function

Answer 18

scanf

Question 19

A(n) __ is used to scan a string for specific characters and store the characters in
an array.

Answer 19

scan set

Question 20

The conversion specifier __ can be used to input optionally signed octal, decimal
and hexadecimal integers.

Answer 20

%i

Question 21

The conversion __ specifiers can be used to input a double value

Answer 21

%lf

Question 22

The __ is used to read data from the input stream and discard it without assigning
it to a variable.

Answer 22

assignment suppression character

Question 23

A(n) __ can be used in a scanf conversion specifier to indicate that a specific
number of characters or digits should be read from the input stream.

Answer 23

field width

Question 24

in c it is appropriate to say that a string is a __.

Answer 24

pointer

Question 25

which character ha dling library function converts lowercase letters to uppercase letters

Answer 25

toupper

Question 26

function __ inputs the next character from the standard input and returns it as an integer

Answer 26

getchar

Question 27

what is the output of the following statement

printf(“%s”, strspn(“Cows like to moo.”,”Ceiklosw”);

Answer 27

10