11) The default parameter passing mechanism is
a) call by value
b) call by reference
c) call by value result
d) none of the above
12)The order in which actual arguments are evaluated in a function call
a) is from the left
b) is from the right
c) is compiler-dependent
d) none of the above
13)The expression 4+6/3 * 2 – 2+ 7% 3 evaluates to
a) 3
b) 4
c) 6
d) 7
14)Pointers are of
a) integer datatype
b) character datatype
c)unsigned integer datatype
d) none of these
15) A string that is a formal parameter can be declared
a) an array with empty bracket
b) a pointer to character
c) none of the above
d) both (a) and (b) above
16) If 7 bits are used to store a character, the percentage reduction of needed storage will be
a) 22.5
b) 2.5
c) 8
d) 12.5
17)The contents of a file will be lost if it is opened in
a) a mode
b) w mode and w + mode
c) r + mode
d) a + mode
18)How many bits are absolutely necessary to stone an ASCII character ?
a) 7
b) 8
c) 16
d) 15
19)The most signification bit will be lost in which f the following operations?
a) >>
b) complementation
c)<<
d) none of the above
20)Replacing > by < in the previous question results in
a) printing of 107
b) a syntax error
c) printing of k
d) none of the above