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All questions have only one right answer. If more than one answer is indicated, the question will not be evaluated.
Use of Calculators; log tables etc. is not permitted
The duration of this test is strictly 60 minutes. In case you continue to answer beyond 60 minutes, your sheet will not be evaluated.
Any attempt to impersonate will be viewed seriously.
SECTION A
Directions : For each question in this section, select the best of the choices given
main( )
{
int i = 1;
if(!i )
printf(“Recursive calls are real pain!”);
else
{
i = 0;
printf(“Recursive calls are challenging\n”);
main( );
}
}
a) Recursive calls are challenging b) Recursive calls are challenging c) Error d ) None
int i = 0;
main( )
{
printf(“in main i =%d\n”, i);
i ++;
val( );
printf(“in main i =%d\n”, i);
}
val( )
{
int i = 100;
printf(“in val i = %d\n”, i);
i ++;
}
a) 101 1 b) Error message c)1 100 d) None
#define NO
#define YES
main( )
{
int i = 5, j;
if( i > 5)
j = YES;
else
j = NO;
printf(“%d”, j);
}
a) Yes Yes Yes Yes Yes Yes b) Error Message c) None d ) No No No
#define AND &&
#define OR ||
#define LE <=
#define GE >=
main( )
{
char ch = ‘D’;
if((ch GE 65 AND ch LE 90) OR (ch GE 97 AND ch LE 122))
printf(“Alphabet”);
else
printf(“Not an alphabet”);
}
a) No Alphabet b) Alphabet c) error d)None
main( )
{
int n[25];
n[0] = 100;
n[24] = 200;
printf(“%d %d”, *n, *(n + 24) + *(n + 0));
}
a) 200 100 b) 100 300 c) 100 200 d) None
main( )
{
int arr[ ] = { 0, 1, 2, 3, 4};|
int i, *ptr;
for(ptr = arr + 4; ptr = arr; ptr--)
printf(“%d”, *ptr);
}
a) 0 1 2 3 4 b) 4 3 2 1 0 c) 1 2 3 4 0 d)None
main( )
{
static char str[ ] = { 48, 48, 48, 48, 48, 48, 48, 48, 48, 48};
char *s;
int i;
s = str;
for(i = 0; i <=9; i++)
{
if(*s)
printf(“%c”, *s);
s++;
}
}
a)0 0 0 0 0 0 0 0 0 0 b) 1 1 1 1 1 1 1 1 1 1 c) 48 48 48 48 48 48 48 48 48 48 d) None
main( )
{
static char str[ ] = { 48, 48, 48, 48, 48, 48, 48, 48, 48, 48};
char *s;
int i;
s = str;
for(i = 0; i <=9; i++)
{
if(*s)
printf(“%c”, *s);
s++;
}
}
a)0 0 0 0 0 0 0 0 0 0 b) 1 1 1 1 1 1 1 1 1 1 c) 48 48 48 48 48 48 48 48 48 48 d) None
main( )
{
struct employee
{
char name[25];
int age;
float bs;
};
struct employee e;
e.name = “Hacker”;
e.age = 25;
printf(“%s%d”, e.name, e.age);
}
a) Hacker25 b) Error message c) 25 Hacker d) None
main( )
{
struct s1
{
char*str;
int i;
struct s1*ptr;
};
static struct s1 a[ ] ={
{“Nagpur”, 1, a + 1},
{“Raipur”, 2, a + 2},
{“Kanpur”, 3, a}
};
struct s1*p = a;
int j;
for (j = 0; j <=2; j++)
{
printf(“%d”, --a[j].i);
printf(“%s\n”, ++a[j].str);
}
}
a) 1 aipur b) 0 agpur c) 0 aipur d) None
0 agpur 1 aipur 1 agpur
2 anpur 2 anpur 2 anpur
#define NULL 0
main( )
{
struct node
{
struct node *previous;
int data;
struct node *next;
} ;
struct node *p, *q;
p = malloc(sizeof(struct node));
q = malloc(sizeof (struct node));
p->data = 75;
q->data = 90;
p->previous = NULL;
p->next = q;
q->previous = p;
q->next = NULL;
while(p!=NULL)
{
printf(“%d\n”, p->data);
p =p->next;
}
}
a) 90 b) 75 c) 90 d) None
75 90 90
main( )
{
struct a
{
int i;
int j;
};
struct b
{
char x;
char y[3];
};
union c
{
struct a aa;
struct b bb;
};
union c u;
u.aa.i = 512;
u.aa.j = 512;
printf(“%d%d”, u.bb.x, u.bb.y[0]);
printf(“%d%d”, u.bb.y[1], u.bb.y[2]);
}
a)2020 b) 0022 c) 0202 d) None
main( )
{
int a = 3, b = 2, c =1, d;
d = a| b & c;
printf(“d = %d\n”, d);
d = a| b & ~ c;
printf(“d =%d\n”, d);
}
a) d = 2 b) d = 3 c) d = 1 d) None
d = 2 d = 3 d = 1
main( )
{
static char a[]=”Bombay”;
char *b=”Bombay”;
printf(“%d %d”,sizeof(a),sizeof(b));
}
a. 1 6 b. 1 1 c. 6 6 d. None
main( )
{
int i=3;
i=i++;
printf(“%d”,i));
}
a. 3 b. 4 c. undefined d. Error
What error would the following function give on compilation.
f (int a,int b)
{
int a
a=20;
return a;
}
a. Missing parantheses in return statement.
b. The function should be defined as int f(int a,int b)
c. Redeclaration of a.
d. None of the above.
main( )
{
int b;
b=f(20);
printf(”%d”,b);
}
int f(int a)
{
a>20?return (10):return (20);
}
a. 20 b. 10 c. No output d. Error
#define sqr(x) (x*x)
main( )
{
int a,b=3;
a=sqr(b+2);
printf(“%d”,a);
}
a. 25 b. 11 c. Error d. Garbage value
#define str(x) #x
#define Xstr(x) str(x)
#define oper multiply
main( )
{
char *opername=Xstr(oper);
printf(“%s”,opername);
}
a. oper b. multiply c. Error d. None
main( )
{
printf(“%c”,7[“sundaram”]);
}
a. S b. m c. \0 d. Error
main( )
{
int a[ ]={10,20,30,40,50};
char *p;
p=(char *)a;
printf(“%d”,*((int *)p+4));
}
a. 50 b. 10 c. Error d. None
main( )
{
printf(“%c”,”abcdefgh”[4]);
}
a. a b. e c. Error d. None
main( )
{
printf(“%d %d %d”,sizeof(‘3’),sizeof(“3”),sizeof(3));
}
a. 1 1 1 b. 2 2 2 c. 1 2 2 d. 1 1 1
Note: Assume size of int is 2 bytes.
main( )
{
struct emp{
char n[20];
int age;}
struct emp e1={“david”,23};
struct emp e2=e1;
if(e1= = e2) printf(“structures are equal”);
}
a. structures are equal
b. No output
c. Error
d. None
main( )
{
char a[ ];
a[0] = ‘A’;
printf(“%c”, a[0]);
}
a) Compilaltion Error
b) No output
c) A
d) None
Section B
For each question in this section, select the best of the answer choices given
What is the name of the programming technique, which emphasizes breaking large and complex tasks into successively smaller sections?
a. Scrambling
b. Structured Programming
c. Micro Programming
d. Sub Programming
Data integrity refers to
a. Privacy of data
b. The simplicity of data
c. The validity of data
d. The security of data
Which data communication method is used for sending data in both directions at the same time?
a. Super duplex
b. Simplex
c. Half duplex
d. Full duplex
What is the usual number of bits transmitted simultaneously in parallel data transmission used by microcomputers?
a. 6
b. 9
c. 8
d. 7
The transfer of data from a CPU to peripheral devices of a computer is achieved through
a. Modems
b. Computer ports
c. Interface
d. Buffer memory
The channel in the data communication model can be
a. Postal mail services
b. Telephone lines
c. Radio signals
d. all the above
The systematic access of small computers in a distributed data processing system is referred to as
a. dialed service
b. multiplexing
c. polling
d. conversational mode
A characteristic of a multi programming system is
a Simultaneous execution of Program instructions from two applications
b. Concurrent processing of two or more programs
c. Multiple CPU’s\
d. All the above
In the IBM PC - AT, What do the words AT stand for
a. Additional Terminal
b. Advance Technologies
c. Applied Technologies
d. Advanced terminology
Different components on the motherboard of a PC processor unit are linked together by sets of parallel electrical conducting lines. What are these lines called?
a. Conductors
b. Buses
c. Connectors
d. Connectivity
Execution of instructions from different and independent programs by a computer at the same instant time is called
a. Multiprogramming
b. Multiprocessing
c. Concurrent Programming
d. Multitasking
Which of the following terms is the most closely related to main memory?
a. non-volatile
b. permanent
c. Control unit
d. Temporary
Which of the following are true?
a. Fields are composed of bytes
b. Fields are composed of characters
c. Records are composed of fields
d. All the above
Which of the following hardware component is most volatile?
a. ROM
b. RAM
c. PROM
d. EEPROM
Which of the following affects the processing power?
a. Data bus capacity
b. Addressing scheme
c. Register size
d. All the above
Section C
The following set of Questions is based on a brief premise and a set of rules. For each question, select the be
answer from the five choices.
A particular seafood restaurant serves dinner Tuesday through Sunday. The restaurant is closed on Monday. 5 entrees – Egg, Chicken, Mutton, Fish and Lamb – are served each week according to the following restrictions.
Chicken is served on 3 days each week, but never on a Friday
Mutton is served on 1 day each week
Fish is served on 3 days each week but never on consecutive days
Chicken and Egg are both served on Saturday and Sunday
Lamb is served 5 days each week
No more than 3 different entrees are served on any given day
41. On which of the following pairs of days could the restaurant’s menu of entrees be identical?
a. Friday and Sunday
b. Tuesday and Wednesday
c. Saturday and Sunday
d. Wednesday and Friday
e. Thursday and Friday
Which of the following is a complete and accurate list of the days on which Chicken and Mutton may be served?
a. Tuesday, Thursday
b. Tuesday, Wednesday, Thursday
c. Monday, Tuesday, Wednesday
d. Tuesday, Wednesday, Thursday, Friday
e. Tuesday, Wednesday, Thursday, Saturday
If Fish is served on Saturday, it could be true that
a. Egg and Fish are both served on Sunday
b. Egg and Chicken are both served on Tuesday
c. Mutton and Chicken are both served on Thursday
d. Lamb and Egg are both served on Saturday
e. Mutton and Egg are both served on Friday
Which of the following statements provide sufficient information to determine on which 3 days Chicken is served?
a. Fish and Mutton are served on same day
b. Mutton and Egg are both served on Tuesday
c. Lamb is served on Saturday and Mutton is served on Tuesday
d. Fish is served on Saturday and Egg is served on all but one of the six days
e. Lamb is served on Sunday and Egg is served on Tuesday and Thursday
