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49. Which of the following is an example of compounded assignment statement?

⁽^A)^a⁼⁵^(B⁾^a⁺⁼⁵⁽^C)^a⁼^b⁼^c⁽^D^{) a}⁼⁵

_50._T_{he op}_e_ra_t_o_r_&_&_i_s_a_{n e}_x_a_m_ple_f_{or _}_ope_r_a_t_o_r_.

(A) Assignment (B) Increment (C) Logical

⁽^D^{) Ratio}ⁿ^al

ANSWERS

1. C 2. A 3. B 4. C 5. B 6. C 7. D 8. A 9. D 10. A

¹¹^.^C	¹²^.^B	¹³^.^A	¹⁴^.^A	¹⁵^.^{D 1}⁶^.^D		¹⁷^.^B		¹⁸^.^A	¹⁹^.^C	²⁰^.^A
²¹^{. B}	²²^{. C}	²³^{. A}	²⁴^.^D	²⁵^{. A}²⁶^{. A}²⁷^.^C			²⁸^{. B}	²⁹^{. C}	³⁰^.^D
³¹^.^C	³²^.^A	³³^.^B	³⁴^.^D	³⁵^.^C	³⁶^.^C³⁷^.^D		³^{8. D}	³^{9. D}	⁴^{0. B}
⁴¹^.^A	⁴²^.^B	⁴³^.^D	⁴⁴^.^A	⁴⁵^.^B	⁴⁶^.^{C 4}⁷^.^C			⁴⁸^.^D	⁴^{9. B}	⁵⁰^.^C

1. The operator & is used for

(A) Bitwise AND (C) Logical AND

^2._T_{he oper}_a_t_or_I_c_an_b_{e ap}_p_li_ed_t_o

⁽^A)ⁱ^nt^eg^e^r^val^u^es

⁽^C)^d^o^ub^le^val^u^es

(B) Bitwise OR (D) Logical OR

(B) float values

⁽^D^{) All}^of^t^h^ese

3. The equality operator is represented by

(A) := (B) .EQ. ⁽^C)⁼⁽^D^{) ==}

4. Operators have precedence. It is used to know which operator

⁽^A)^is^m^o^stⁱ^m^p^o^r^t^aⁿ^t^(B⁾^is^u^sed^f^irst

⁽^C)^is^f^as^t^er⁽^D⁾^o^p^e^r^at^e^s^oⁿ^lar^g^eⁿ^u^m^b^ers

^5.The bitwise AND operator is used for

⁽^A)^M^as^kⁱⁿ^g^(B⁾^Com^p^aris^oⁿ⁽^C)^D^ivision⁽^D⁾^S^h^iftiⁿ^g^bits

6. The bitwise OR operator is used to

(A) set the desired bits to 1 (B) set the desired bits to 0 (C) divide numbers (D) multiply numbers

^7.Which of the following operator has the highest precedence?

⁽^A)^*^(B⁾⁼⁼^(C⁾^-^>⁽^D⁾⁺

8. The associatively of! operator is

⁽^A)^Rig^h^t^t^{o L}^e^f^t

^(C)^f^o^{r Arit}^h^m^e^tⁱ^c^aⁿ^d⁽^b⁾^f^o^r^R^elatⁱ^oⁿ^al

^9.Which operator has the lowest priority?

(A) * (B) I (C) ++ (D) +

^(B⁾^Le^f^t^t^{o Ri}^gh^t

⁽^D⁾^f^o^r^R^elatⁱ^oⁿ^{al a}ⁿ^d⁽^b⁾^f^o^{r Arit}^hm^e^t^ic

10. Integer Division results in

(A) Rounding the fractional part

^(C)^F^l^o^a^tiⁿ^g^v^al^u^e

11. The type cast operator is
(B) Truncating the fractional part

(D) An Error is generated

⁽^A)⁽^t^yp^e⁾^(B⁾^c^ast⁽⁾⁽^C)^II⁽^D⁾^"^"

12. Explicit type conversion is known as

(A) Casting (B) Conversion

13. The operator + in a+=4 means

^(C)^Dⁱ^sjuⁿ^cti^oⁿ⁽^D^{) Se}^p^ar^a^tⁱ^oⁿ

⁽^A)^a⁼^a⁺⁴^(B⁾^a⁺^{4 =}^a⁽^C)^a⁼⁴⁽^D^{) a}⁼^{4 +}⁴

14. p++ executes faster than p+ 1 because

(A) p uses registers

⁽^C)⁺⁺^is^f^as^t^er^th^aⁿ⁺

15. Header files in C contain

(A) Compiler commands

(B) p++ is a single instruction

⁽^D⁾^N^oⁿ^e^o^f^th^ese
(B) Library functions

⁽^C)^H^e^ad^erⁱⁿ^f^orm^a^tⁱ^oⁿ^o^f^C^p^r^o^g^r^ams

⁽^D^{) Oper}^a^t^ors^f^or^f^iles

16. Which pair of functions below are used for single character IO.

(A) getchar ()and putchar ()

⁽^C)^s^c^a^nf⁽⁾^aⁿ^d^p^riⁿ^tf⁽⁾

17. The output of printf ("%u", -1) is

(B) gets () and puts () (D) fgets () and fputs 0

(A) -1 (B) minimum int value (C) maximum int value (D) Error message

18. An Ampersand (&) before the name of a variable denotes ...............

⁽^A)^A^c^tu^al^va^l^u^e^(B⁾^A^dd^r^e^ss⁽^C)^Vari^ab^le^va^l^u^e

19. Symbolic constants can be defined using

⁽^A)^#d^e^fⁱⁿ^e^(B⁾^c^oⁿ^s^t^S⁽^C)^s^y^m^b^ols⁽⁰⁾^N^oⁿ^e^o^f^t^h^ese

20. Null character is represented by

⁽^A)^\^N^(B⁾^\⁰⁽^C)^\⁰⁽^D⁾^\^e

21. A statement differs from expression by terminating with a

⁽^D⁾^D^a^t^a^t^y^p^e

⁽^A)^;^(B⁾^:⁽^C)^N^ULL⁽^D^{) .}

22. Which operator in C is called a ternary operator

⁽^A)⁺⁺^(B⁾⁰⁽^C)^If^.^.^..^th^en⁽^D^{) ? :}

23. The conversion characters '%s' for data input means that the data item is

(A) An unsigned decimal integer

^(B⁾^A^h^exa^d^ecimalⁱⁿ^t^eg^e^r

(D) A string followed by white space

24. An expression contains relational, assignment and arithmetic operators. If Parenthesis are not

_pre_s_e_n_t_,_t_h_{e or}_d_er_w_i_l_l_b_e

⁽^A)^A^ssign^m^eⁿ^t^,^r^e^l^a^tⁱ^oⁿ^al,^Arit^h^m^e^t^ic

(B) Relational, arithmetic, assignment

(D) Arithmetic, relational, assignment

25. Which of the following is a key word is used for a storage class

⁽^A)priⁿ^t^f^(B)^a^ut^o⁽^C⁾^ex^t^erⁿ^al⁽^D⁾^s^c^aⁿ^f

26. In the C language 'a' represents

(A) A Character (B) An integer (C) A digit

27. The number of the relational operators in the C language is

⁽^D^{) A}^w^ord

⁽^A)^Fo^u^r

28. In C, a Union is

^(B⁾^Six⁽^C)^T^h^r^e^e⁽^D⁾^D^oⁿ^e

^(A)^m^e^mo^r^y^s^t^o^r^e^(B⁾^me^m^ory^scre^eⁿ^(C)^m^e^mo^r^y^l^o^catⁱ^oⁿ⁽^D⁾^N^oⁿ^e

29. A multidimensional array can be expressed in terms of

(A) Array of pointers rather than as pointers to a group of continuous array

^(B)^A^r^ray^w^it^h^o^u^t^{the g}^r^o^u^p^o^f^c^oⁿ^ti^nu^o^u^s^array

⁽^C)^D^a^t^a^t^y^p^e^a^rr^a^y

⁽^D⁾^N^oⁿ^e^o^f^th^ese

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