CSE 240 Final UPDATED Exam Questions and CORRECT Answers

CSE 240 Final UPDATED Exam Questions
and CORRECT Answers
letter ::= a | b | c | d | e
LETTER ::= V | W | X | Y | Z
number ::= 1 | 3 | 5 | 7 | 9
letters ::= <letter> | <letter><letters>
LETTERS ::= <LETTER> | <LETTER><LETTERS>
numbers ::= <number> <number> | <number> <numbers>
sequence ::= <letters> (LETTERS) <numbers> |
<LETTERS> (letters) <numbers>


Is CSE240 valid? - CORRECT ANSWER - no


letter ::= a | b | c | d | e
LETTER ::= V | W | X | Y | Z
number ::= 1 | 3 | 5 | 7 | 9
letters ::= <letter> | <letter><letters>
LETTERS ::= <LETTER> | <LETTER><LETTERS>
numbers ::= <number> <number> | <number> <numbers>
sequence ::= <letters> (LETTERS) <numbers> |
<LETTERS> (letters) <numbers>


Is abc135 valid? - CORRECT ANSWER - yes


letter ::= a | b | c | d | e
LETTER ::= V | W | X | Y | Z
number ::= 1 | 3 | 5 | 7 | 9

,letters ::= <letter> | <letter><letters>
LETTERS ::= <LETTER> | <LETTER><LETTERS>
numbers ::= <number> <number> | <number> <numbers>
sequence ::= <letters> (LETTERS) <numbers> |
<LETTERS> (letters) <numbers>


Is bWX13 valid? - CORRECT ANSWER - yes


letter ::= a | b | c | d | e
LETTER ::= V | W | X | Y | Z
number ::= 1 | 3 | 5 | 7 | 9
letters ::= <letter> | <letter><letters>
LETTERS ::= <LETTER> | <LETTER><LETTERS>
numbers ::= <number> <number> | <number> <numbers>
sequence ::= <letters> (LETTERS) <numbers> |
<LETTERS> (letters) <numbers>


Is ZYA85 valid? - CORRECT ANSWER - no


letter ::= a | b | c | d | e
LETTER ::= V | W | X | Y | Z
number ::= 1 | 3 | 5 | 7 | 9
letters ::= <letter> | <letter><letters>
LETTERS ::= <LETTER> | <LETTER><LETTERS>
numbers ::= <number> <number> | <number> <numbers>
sequence ::= <letters> (LETTERS) <numbers> |
<LETTERS> (letters) <numbers>

,Is eY11 valid? - CORRECT ANSWER - yes


Given:


letter ::= a | b | c | d | e
LETTER ::= V | W | X | Y | Z
number ::= 1 | 3 | 5 | 7 | 9
letters ::= <letter> | <letter><letters>
LETTERS ::= <LETTER> | <LETTER><LETTERS>
numbers ::= <number> <number> | <number> <numbers>
sequence ::= <letters> (LETTERS) <numbers> |
<LETTERS> (letters) <numbers>


Is the following sequence valid?


abcSWX246 - CORRECT ANSWER - no


There was an early focus on efficiency due to early programmable computers being themselves
fairly inefficient being limited in power and storage.


t/f - CORRECT ANSWER - true


"When piloting a helicopter - changing speed can/will change you r direction and possible vice
versa"


This quote demonstrates that changing speed and/or direction is Orthogonal


t/f - CORRECT ANSWER - false

, von Neummann Architecture is - CORRECT ANSWER - a state based programming structure
which loads and interprets instructions from memory into action


C++ was designed to bring Object Orientation to C. In fact it was originally released with the
unimaginative name "C with Classes"


t/f - CORRECT ANSWER - true


This concept asks how tied down a language is to a particular platform, can code be distributed
easily and can libraries be made and shared. - CORRECT ANSWER - Resusability



What is a feature of object-oriented programming? - CORRECT ANSWER - encapsulation of
states


What computing paradigm enforces stateless (no variables allowed) programming? - CORRECT
ANSWER - functional


What programming language characteristics impact the readability of the programs written in
this language?


Data structures
Type checking
Control structures

Syntax design - CORRECT ANSWER - Data structures,
control structures,
syntax design