COSC 2315 - Final Exam Review questions well answered to pass

COSC 2315 - Final Exam Review
questions well answered to pass

Which of the following is a computer that used third-generation (integrated circuit) technology?



A) PDP-1

B) IBM 360

C) CDC 6600

D) Atanasoff-Berry computer - correct answer ✔✔B) IBM 360



(T/F) There are one billion microseconds in a second. - correct answer ✔✔False



In 1948 John Bardeen, Walter Brattain, and William Shockley invented the ____________?



A) electronic valve

B) ENIAC

C) vacuum tube

D) transistor - correct answer ✔✔d) transistor



A terabyte represents what power of two? - correct answer ✔✔40

OR

2^40



(T/F) A control unit consists of a central processing unit (CPU) with an arithmetic logic unit (ALU) and
registers. - correct answer ✔✔False



A gigabyte represents what power of two? - correct answer ✔✔30

OR

, 2^30



In 1965, one of the founders of intel predicted "The density of transistors in an integrated circuit will
double every 18 months." This is also know as:



A) Cray's Law

B) Rock's Law

C) Amdahl's Law

D) Moore's Law - correct answer ✔✔D) Moore's Law



There are ____________ nanoseconds in a millisecond - correct answer ✔✔1,000,000

OR

1 million



Number Systems



67.45 (base 8) = ____________ (base 10) - correct answer ✔✔55.57 to 55.58



Negative Numbers: Assume 8 bit representation



-97 (base 10) represented in one's complement is ____________ - correct answer ✔✔10011110



Binary to Hexadecimal Conversion



0101 1001 0111 0011 (base-2) is represented as ____________ (base 16) - correct answer ✔✔5973



220 (base 10) = ____________ (base 8) - correct answer ✔✔334



Negative Numbers: Assume 8-bit representation