12th CMS || Computer Science || Objective Questions Set-2!

21) Assignment Operator is ……………. a) =                        b) <<                      c) ++                    d) == 22) The Order of Evaluation of expression A / B * C – D + E a) *, /, +, -             b) +, -*, /               c) /,*, +, -             d) None of these 23) A member function that automatically invoked at the time of objet declaration is called…. a) initializer             b) constructor           c) friend function     d) destructor 24) A member function that has same as the class and begins with tild (~) symbol is called…. a) initializer             b) constructor           c) friend function     d) destructor 25) C++ Programs are converted into machine language with the help of. a) compiler             b) assembler            c) interpreter                   d) all of these 26) While loop is ……….. Controlled loop. a) count                  b) entry                  c) exit                              d) none of these 27) A set of arithmetic operators are …………. a) +, -,*, /, %                             b) >, <, ==,!=, >=,<=               c) &,||, !       28) A Stack is work as …….. a) LIFO                   b) FIFO                   c) both a & b           d) None of these 29) How many can be Conceptual view can be in a database? a) 0                       b) 3                        c) 2                       d) 1 30) Deleting from an empty list is known as ………. a) Overflow             b) underflow            c) both a & b          d) None of these 31) The Duplication of Data in Database is Known as …………. a) Redundancy         b) Tuple                  c) domain              d) Attribute 32) Sum of all the literals with or without bar in the logical system is known as ………… a) Maxterms            b) Minterms             c) both a & b          d) None of these 33) The Boolean expression A+B = B+A is …………. a) Associative Law    b) Commutative Law  c) Distributive Law  d) Absorption Law 34) An interconnected collection of autonomous computer is …………. a) Bridge                 b) Network               c) Router               d) None of These 35) WLL means …………. a) Wireless in Local Loop     b) Wireless in Long Loop                c) All of these 36) Main is a/an …………. a) Keyboard            b) object                  c) function             d) None of these 37) A Keyword is …………. a) an identifiers       b) reserved word       c) literals              d) operator 38) A Variable is …………. a) an identifiers       b) reserved word       c) literals              d) operator 39) Do While loop is ……….. Controlled loop. a) count                  b) entry                  c) exit                     d) none of these 40) Constructors are ……. a) have the same name as the class         b) are function         c) have no return type or e void    d) All of these