Problem Set 6

Question 1

In storage, this is a reserved portion a hard disk that is used as an extension of RAM for data.

Answer 1

pagefile

Question 2

State what the given acronym or abbreviation stands for: “MBR”

Answer 2

Master Boot Record

Question 3

Which of the following program-processor configuration has the highest speed up?
a.) 5% serial code using 4-core CPU
b.) 10% serial code using 5-core CPU
c.) 15% serial code using 6-core CPU
d.) 20% serial code using 8-core CPU
e.) 25% serial code using 16-core CPU

Solution: Using Amdahl’s Law:
𝑆(𝑛)=1/(𝐵+1/𝑛(1-B))

Answer 3

10% serial code using 5-core CPU

Question 4

Whichh among the given bus configuration has the highest possible bandwidth?
a.) 10-bit bus @ 35 Mhz
b.) 8-bit bus @ 40 Mhz
c.) 12-bit bus @ 30 Mhz
d.) 20-bit bus @ 18 Mhz
e.) 16-bit bus @ 25 Mhz
Solution:
𝐵=𝑛𝑜.𝑏𝑖𝑡𝑠 𝑖𝑛 𝑏𝑢𝑠/𝑐𝑦𝑐𝑙𝑒 × 𝐹𝑟𝑒𝑞𝑢𝑒𝑛𝑐𝑦
𝐵= 𝑛𝑜.𝑏𝑖𝑡𝑠 𝑖𝑛 𝑏𝑢𝑠𝑐𝑦𝑐𝑙𝑒 × 𝑐𝑦𝑐𝑙𝑒/𝑠

Answer 4

16-bit bus @ 25 Mhz

Question 5

This can be defined as the basic unit of microprocessor utilization

Answer 5

thread

Question 6

State what the given acronym or abbreviation stands for: “UEFI”

Answer 6

Unified Extensible Firmware Interface

Question 7

True or false:

The number of bits in the address bus determines the maximum capacity of memory that can be address by the computer system.

Answer 7

False: number of bits —> width

Question 8

True or False:

A 20-bit wide bus can access a memory with a maximum capacity of 1,054 kilobytes.

Answer 8

False: 1,048.576 KB

Question 9

State what the given acronym or abbreviation stands for: “AHCI”

Answer 9

Advanced Host Controller Interface

Question 10

State what the given acronym or abbreviation stands for: “GPT”

Answer 10

Globally Unique Identifier Partition Table

Question 11

Referring to the scaled image of an M.2 SSD as compared to a 2.5” SATA-SSD below, identify the form factor?

Answer 11

2260

Question 12

This type of computing is performed when microprocessor carries just one-machine level at any given time.

Answer 12

Serial Computing/Processing

Question 12

This type of memory is derived from the operating system’s use of the HDD/SSD to temporarily write and read information to simulate a larger memory capacity.

Answer 12

Virtual Memory

Question 13

True or False

In any microprocessor the number of threads is equal to twice the number of cores.

Answer 13

False

Question 14

This is a distinct, independent, physical computing inside a CPU.

Answer 14

Core

Question 14

True or False

The level 1 cache is manufactured with in the same die of the microprocessor core.

Answer 14

True

Question 15

A unitless quantity that express the ratio between the serial execution time over the parallel execution time when using a multi-threaded CPU.

Answer 15

Speedup

Question 16

State what the given acronym or abbreviation stands for: “IOPS”

Answer 16

Input/Output Operations per Second

Question 17

True or False

A Western Digital WD-Purple hard Drive is designed primarily for use in file servers.

Answer 17

False: WD-Purple —–> WD-Red

Question 18

Which of the following drives does not belong to the group?
a.) Compact Disc Drive
b.) Floppy Disc Drive
c.) Solid State Drive
d.) Blu-ray Disc Drive
e.) Hard Disc Drive

Answer 18

Floppy Disc Drive

Question 19

A firmware used to perform hardware initialization during the booting process (power-on startup), and to provide runtime services for operating systems and programs.

Answer 19

Basic Input/Output System

Question 20

The mini-SATA SSD form uses what data storage communication protocol?

Answer 20

AHCI