CEA 201|240 Multi Choice Questions With High Expert Verified Solutions | 2025/2026

CEA 201|240 Multi Choice Questions

5 - Correct Answer ✔ ✔ QN=15 Binary 0101 is hexadecimal

_________.


a. 0


b. 5


c. A


d. 10


twos complement representation - Correct Answer ✔ ✔ The

most common scheme in implementing the integer portion of the ALU

is:


a. sign-magnitude representation


b. biased representation


c. twos complement representation

,d. ones complement representation


Twos compliment - Correct Answer ✔ ✔ __________

representation is almost universally used as the processor

representation for integers.


a. Biased


b. Twos compliment


c. Sign-magnitude


d. Decimal


sign extension - Correct Answer ✔ ✔ Moving the sign bit to the

new leftmost position and filling in with copies of the sign bit is called

_________.


a. sign extension


b. range extension


c. bit extension

,d. partial extension


sign-magnitude - Correct Answer ✔ ✔ In ________

representation the rule for forming the negation of an integer is to

invert the sign bit.


a. ones complement


b. twos complement


c. biased


d. sign-magnitude


Overflow - Correct Answer ✔ ✔ ________ is when the result may

be larger than can be held in the word size being used.


a.Overflow


b. Arithmetic shift


c. Underflow


d. Partial product

, Multiplication - Correct Answer ✔ ✔ __________ involves the

generation of partial products, one for each digit in the multiplier,

which are then summed to produce the final product.


a. Addition


b. Subtraction


c. Multiplication


d. Division


mantissa - Correct Answer ✔ ✔ Although considered obsolete,

the term _________ is sometimes used instead of significand.


a. minuend


b. mantissa


c. base


d. subtrahend