C-
C- Object
Objectives
ives (
( Unit
Unit -1)SET
-1)SET-1
-1
1. Which of the following is not a valid variable name declaration? 1. Which of the following is not a valid variable name declaration? a)
a) int int _a3; _a3; b) b) int int a_3a_3;; c) c) int int 3_a3_a;; d) d) int int _3a_3a 2. All keywords in are in
2. All keywords in are in
a) LowerCase letters
a) LowerCase letters b) b) !""erase !""erase lettersletters c) c) CamelCase CamelCase letters letters d) d) NoneNone 3. Which of the following is not a valid variable name?
3. Which of the following is not a valid variable name? a)
a) int int n#mber; n#mber; b) b) float float rate;rate; c) int variable_count;c) int variable_count; dd) int $main;) int $main;
$.
$. %he format%he format identifier &'i( is also #sed for identifier &'i( is also #sed for _____ data ty"e?_____ data ty"e? a) char
a) char b) intb) int c) floatc) float d) d) doubledouble . What is the si*e of
. What is the si*e of an int data ty"e?an int data ty"e? a)
a) $ $ +ytes +ytes b) b) , , +ytes+ytes cc) Depends on ) Depends on the system/compiler the system/compiler d) d) annot annot be be determineddetermined -. Which of the following is not a valid variable name declaration?
-. Which of the following is not a valid variable name declaration? a)
a) float float / / 0 0 3.1$; 3.1$; b) b) do#ble do#ble / / 0 0 3.1$3.1$;; c) int PI = 3.!;c) int PI = 3.!; d) d) define define / / 3.1$3.1$ . Which is correct with res"ect to si*e
. Which is correct with res"ect to si*e of the dataty"es?of the dataty"es? a)
a) char char int int float float b) b) int int char char floatfloat c) char " int " do#blec) char " int " do#ble d) d) do#ble do#ble char char intint ,. Which keyword is #sed to "revent any changes in the variable within a "rogram?
,. Which keyword is #sed to "revent any changes in the variable within a "rogram? a)
a) imm#table imm#table b) b) m#tablem#table c) constc) const d) volatiled) volatile 4. A variable
4. A variable declared in a function can be used in declared in a function can be used in mainmain a) %r#e
a) %r#e b) alseb) alse c) c) %r#e %r#e if if it it is is declared declared staticstatic d) None of the mentionedd) None of the mentioned 15. Which
15. Which esca"e character esca"e character can be #sed to bee" from s"eaker in ?can be #sed to bee" from s"eaker in ?
%) &a
%) &a B) B) \b \b C) C) \m \m D) D) \n\n 11.
11. Explicit tpe conversionExplicit tpe conversion is !no"n as is !no"n as ... A) casting
A) casting B) B) conversion conversion C) C) dis#unction dis#unction D) D) separationseparation 12. If a is an integer variable, a=7/3; will return a value
12. If a is an integer variable, a=7/3; will return a value A)
A) 2.5 2.5 B) B) 3 3 C) C) 00 D) 2D) 2
13. ierar!"#$%&erat'r (re!een!e) e!ies w"i!" '&erat'r 13. ierar!"#$%&erat'r (re!een!e) e!ies w"i!" '&erat'r
$)
$) is *'st is *'st i*&'rtanti*&'rtant B) is used firstB) is used first C) is fastestC) is fastest +) %&erates 'n largest+) %&erates 'n largest nu*bers
nu*bers 1.
1. -"i!" 'f t"e f'll'wing is -"i!" 'f t"e f'll'wing is t"e !'rre!t 'rer 'f evaluati'n f'r t"e t"e !'rre!t 'rer 'f evaluati'n f'r t"e bel'w e&ressi'nbel'w e&ressi'n = # / 2 4 1
= # / 2 4 1 A.
A. * / % + - =* / % + - = B.B. = = / / 4 4 C. C. / / 4 4 = = +. +. / / 4 4 == 15.
15. In w"i!" 'rer ' t"e f'll'wing gets evaluateIn w"i!" 'rer ' t"e f'll'wing gets evaluate 1.elat
1.elati'nal i'nal 2.Arit"*eti2.Arit"*eti! ! 3.6'gi!al 3.6'gi!al .. Assign*enAssign*entt A. 2134
C- Objectives (SET-2)
1. %hich of the follo"in& cannot be chec!ed in a s"itch'case statement(
$. Character
B.nte&er
C. FloatD.
enum
2. Ientif# t"e un!'niti'nal stru!ture
1)'4w"ile 2)8wit!" 3)goto )If 3)/dentify the wrong statement 6
1) if7ab); ') i( a b ; c) if 7ab) 8 ;9 d)none $)%he minim#m n#mber of times d5:while loo" eec#ted is 6 1)5 ') 3)2 $) can not be "redicted ) What is the val#e of in the e"ression 0 7a015 < a=a) 1)invalid 2) 5 3)15 !)**
-)%he &>( o"erator dis"lays 6
a)%ddress o( +ariable b)val#e of variable c)a and b both d)none )what f#nction is a""ro"riate for acce"ting a string
a),ets-) b)getch7) c)getche7) d)scanf7) ,)Which is the correct statement for finding c#be of 2.
a)pow-'3) b)"ow73<2) c)"ow7c) d)none
4)/n switch < character constants are a#tomatically converted to::::::::
a)floats b)inte,ers c)do#ble
15) A single character in"#t from the keyboard can be obtained by #sing the f#nction. 7A) "rintf 7 ) 7+) scanf 7 ) 7) "#tchar 7 ) -D) ,etchar - )
11)%he variable that are declared o#tside all the f#nctions are called ______.
7A) ocal variable -) 0lobal +ariable 7) A#to variable 7@) one of the above 12)Which can not be #sed for m#lti"le conditions 6
a)1imple2i( b)switch c) Blse if ladder d)nested:if 13)Cow many times loo" will be r#n 6 for7i015; ; i: :)
a)15 b)1 c)4 d)In(inite
1$)Which is an eit:controlled loo" 6
a)for b)while c)do d)none
1)%he contin#e command can not be #sed with 6
C- Objectives (SET-3)
1)"hat is the default return tpe of a function (
a)void
b)intc)*oat
d)char
+),he pro&ram execution starts from
-a)function dened rst
b)main()c)function dened last d)none
/)c lan&ua&e allo"s ar&uments to be passed 0
a)call b val
b)call b ref
c)bothc)none
)%hen main function is called 2 it is called "ith the ar&uments 0
a)ar&c
b)ar&v
c)none
)both3)4eader le in c contains
-a)compiler commands
b)!ib"a"# $%nctionsc)4eader information
d)none
5)6unction "ithin another function is !no"n as -'
a)arra of function
b)neste $%nctionc)function prototpe
7)"hich t
ells compiler abo#t n#mber of "arameters f#nction takes< data:ty"es of "arameters and ret#rn ty"e of f#nction 6a)(#nction prototype b)calling f#nction c)called f#nction
,)A f#nction which is called by another f#nction is known as 6
a)nested f#nction b)calling f#nction c)called (#nction 4)A f#nction which calls another f#nction is known as 6
a)nested f#nction b)callin, (#nction c)called f#nction 15)A f#nction which calls itself is known as 6
a)nested f#nction b)calling f#nction c)called f#nction d)rec#rsi+e (#nction 11)A "rocess in which a f#nction calls itself is known as 6
a)E#ltif#nction b)rec#rsion c)indirection d)"rototy"ing 12)An array which has more than one s#bscri"t is known as 6
13) A two dimensional array is also known as 6 a)Fector b)matri c)string
1$)A matri which has more *ero elements is known as 6 a) #nit matri b)*ero matri c)sparse matri 1)Eembers of an array are accessed #sing GGGG.. a)val#es b)variable c) inde
1-) /nde of array starts from GG..
a) 4ero b)one c) :1
1) /f aH4I is an array of integers < how many val#es can it store ?
a) 4 b) * c)11 d),
1,)/f tableHIHI is an array < how many val#es can be stored by this array ?
a)12 b) c) d)35
14)if marksH$IH-I is an array < how many rows will it have ?
a) ! b)- c)2$ d)15
C- Objectives (SET-&)
J.1)Arrays are #sed to store elements of 6:
a)1ame type b) m#lti"le ty"e c)different ty"e d)none
J.2) Which of the following is a derived data ty"e 6:
a) ointer b)D#nction c)Array d)%ll
J.3)%he si*eof o"erator ret#rns the si*e of a data ty"e e"ressed in 6
a)bits b)nibbles c)words d)bytes
K.$)Which of the following is not an #nformatted console /LM f#nction 6
a)gets7) b)"#ts7) c)print(-) d)getch7)
K.) Which class is #sed to declare a variable as global in other "rogram 6 a)a#to b)register c)static d)etern
K.-) /n which storage class < the variable is not stored in main memory 6 a) a)a#to b)re,ister c)static d)etern
K.) which o"erator is #sed for m#lti"le indirection 6
a) > b)66 c). d)
K.,)A variable which stores address of another variable is known as 6
a)pointer b)static c)address of d)f#nction
K.4)Which o"erator is #sed for referencing 6:
a) '
b)8
c).
d)9
K.15)Which o"erator is #sed for dereferencing 6:
a) :
b)c).
d)9
K.11)Which o"erator is known as address:of o"erator 6:
a) '
b)8
c).
d)9
K.12)Which o"erator is known as val#e:at :address o"erator 6:
a) :
b)c).
d)9
K.13) Address of first member of array is known as 6
a) first address b)base address c)array address K.1$) an a "ointer "oints to itself ?
a) yes b)o
K.1) A "ointer which "oints to another "ointer is known as 6
a)m#lti"ointer b)pointer2to2pointer c)void "ointer K.1-)which o"eration can not be "erformed between two "ointers ;
a) s#btraction b)addition c)com"arison
K.1) A "ointer that can "oint at obNects of any data ty"e? a)#ll "ointer b)+oid pointer c)data "ointer K.1,) A "ointer that "oints to nothingG.
a)7#ll pointer b)void "ointer c)data "ointer
K.14)Arg#ments given to main f#nction from command "rom"t are known as 6 a) s"ecial arg#ments b)command line ar,#ments
C- Objectives (SET-)
1)
%hich is a formatted le function (
a) f&ets) b)fputs) c)$scan$()
d)f&etc)
+)
"hich function is not used for text le (
a) $*"ite()
b)f&ets)
c)fscanf) d)fprintf)
3)which f#nction does set the c#rsor to the starting of a file ?a)ftell7) b)rewind-) c)fseek7)
$) data can be accessed directly from which file ?
a) seK#ential b)random
) A collection of variable of different data ty"es is known as 6 a)array b)str#ct#re c)"ointer
-) A f#nction which is #sed to create a tet file is GG..
a)(print(-) b)fscanf7)
8) or accessin, a str#ct#re element #sin, a pointeryo# m#st #se9 HaI@ot o"erators7.) HbIointer o"erator7=) :c%rrow operator-2) ,) Cow will yo# free the allocated memory ?
A.remove7var:name); .(ree-+ar2name);
.delete7var:name); @.dalloc7var:name); 4)/n which data ty"e memory is shared by all members 6
a) <nion b)str#ct#re
15)/f the val#e is not assigned to variable < which will give a garbage val#e ?
a) static b)a#to c)etern
11)which variable is also known as local variable ?
a) a#to b)etern
12)which variable is also known as local variable ?
