CS201  MIDTERM  MCQS  MEGA  FILE   MIDTERM  PREPARATION  100%  CORRECT BY  knowledge 





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CS201 MIDTERM MCQS MEGA FILE MIDTERM PREPARATION



QUESTION:

What  will  be  the  following  array  int arr {29}

=30

 

QUESTION:

A  variable  declared  within  a  code  block  becomes  variable  of  that  block

=local

 

QUESTION:

The  most  suitable data  type  for  number  325.25  is …………….

=float

 

QUESTION:

Which  of  the  following  loops  checks  the  test  condition  at  the  end  of  the  loop

=do  while

 

QUESTION:

……………… statement  is  used  to  terminate  the  processing  of  a  particular  case  and  exit  from  switch  structure

=break

 

 

QUESTION:

A  function  is  a  block  of  statement  that  can  be  defined  once   and  used    ----------  in  the  program

= as  many  times  user  wants

 

QUESTION:

Pointer  is  a  variable  which  store

=memory  address

 

QUESTION:

Commenting  the  code---------

=makes  a  program  easy  to  understand  for  others

 

QUESTION:

Carefully  analyze  the  following  lines  of  code  and  chose  the  correct  option

Ch1=’’a’’

Ch2=’a’

=ch1  is  string  and  ch2  is character

 

QUESTION:

The  size  of  int  variable  is 

=4 bytes

QUESTION:

The  return  type  of  a  function  that  do  not  return  any  value  must  be

=void

 

QUESTION:

&&  is  -----------  operator

=logical

 

QUESTION:

There  are  mainly ------  types  of  software

=two

 

QUESTION:

The  function  of  cin  is  to

=read  data  from  keyboard

 

QUESTION:

Unix  has  been  developed  in  -------- language

=C

 

QUESTION:

 If  the  break  statement  is  missing  in  switch  statement  then  it

=cause  logical  error

QUESTION:

Correct  syntax  of  do  while  is

Do{statement;}while(condition);

 

QUESTION:

In  an  N dimensional array  we  use  ----------------  ‘for  loops’ to  populate  the  array

= N

 

QUESTION:

In  three  dimensional  we  use  ‘for  loops’  to  populate  the  array

= 3

 

QUESTION:

A  record  is  a  group  of  related

= files

 

QUESTION:

--------  contains  function for   manipulation  of  character  data

=Ctype.h

 

QUESTION:

Ifsteam  infile;  refers 

= object  for  reading  from  a  file

 

QUESTION:

A   character    is  stored   in  memory  in

= byte

 

QUESTION:

A  string  which  is  assigned  to  a  string  variable  is  termination  with

= null

 

QUESTION:

When  an  identifier  is  declared  with  the  keyboard  constant  then

=its  value  canot  be  changed

 

QUESTION:

If  stream  is  used  for-------------

=input  file  stream

 

QUESTION:

Which  of  the  following  option  is  correct  about  array

=only  one  type  of  elements  can  be  stored  in  an  array

 

QUESTION:

QUESTION:

In  one  dimensional  array  we  use ----------  ‘for  loops’  to  populate  the  array

=1

 

QUESTION:

The  data  in  memory  is 

=volatile

 

QUESTION:

In  analysis  we  try  to  have  a  -------------

=precise  problem  statement

 

QUESTION:

----------  returns  true  if   C  is  a  digit  or  a  letter  and  false  otherwise

=int is a |num(int  c)

 

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QUESTION:

If   stream  is  used  for  --------

=  input  and  output  file  stream

 

QUESTION:

Pointers  are  a  special  type  of ---------------  in  which  a  memory  addres  is  stored 

=variable

 

QUESTION:

Learning ‘’how  to  program’’  is  important  because  it  develops  --------------and  problem  solving  abilities

= analytical

 

QUESTION:

In  c++   which  of  the  following  option  has  the  correct  meaning of  expression ‘a<=b’’

=  a  is  less  than  or  equal  to  b

 

QUESTION:

Which  of  the  following   expression  is  correct  in  C/C++  language

=

X=X+3

 

QUESTION:

Which  of  the  following  c++ statement  is  used  to  take  input  from  the  user

=cin

 

QUESTION:

The  size  of  int  variable  is 

=4 bytes

 

QUESTION:

 If  the  break  statement  is  missing  in  switch  statement  then  it

=cause  logical  error

 

QUESTION:

Ifsteam  infile;  refers 

= object  for  reading  from  a  file

 

 

QUESTION:

Which  of  the  following  c++ statement  is  used  to  take  input  from  the  user

=cin

 

QUESTION:

If x=11 and x%=3 then value of x will be------

=3

QUESTION:

 How can we  declared an array of characters  whose size  is 12 with array name  ‘country’

=char country [11]

QUESTION:

Acs  code  of null  character u

=000

QUESTION:

 To  manipulate  n-dimension array :------nestea  loops are required

= n

QUESTION:

What will be the size of following array 24

=30

QUESTION:

Int k= 10;

Do[

          Count<<’’ stantments<<endl;

K=2[while[k.0.];

=5

QUESTION:

Char name=’helloworld ‘’ In the above statement a memory of------- characters will be allocated

=11

QUESTION:

 For breaking complex problems in to smaller  pieces  we use -------

=loops

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 vu

QUESTION:

When the break  statements  encountered  in a loop’s body if transfer the control -------from the current

=outside

QUESTION:

In analysis we  try to have a -------

=precise problembs  statement

QUESTION:

How x is an teger variable what  does  x++ means

=add 1 in value

QUESTION:

All elements  of an array mus be  of -------date typecsl

=same

QUESTION:

-----will be used  for enclosing  function statements  in to a block

= [ ]

QUESTION:

All the -----we  try to break up  the problems in to  functional  units 

= design phase

QUESTION:

Pointers are a special type of ------ in which  memory  address is stored

=variable

QUESTION:

 What  is the  correct  syntax to declare any 15 elements  of type float

=float array [14]

QUESTION:

From the following which one is the correct syntax of an arraty  declaration array  size is 5 and it is of float  data type ?

=float name [5]

QUESTION:

----------------  characters  is  used  to  indicate  the  end   of  a  string

=  null

 

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QUESTION:

 In  two  dimensional  array  we  use  -------------  for  loops   to  populate  the  array

= 2

 

QUESTION:

Function  prototype  is  written  as 

= before  call  of  function

 

QUESTION:

 

 Function Overloading Mean…

      The name of the function will Remain the same but its behavior may change.

 The Name of the Function will not remain same but its behavior  will not be          change.

 Making a function inline.

 Function Name can be change.

 

 

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.THE  END.