QUESTION 8
Which RAID system offers the best protection for the least cost, which is widely used in commercial systems?
RAID 1 |
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RAID 4 |
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RAID 5 |
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RAID 6 |
Question 8)
Answer is third option - RAID 5. RAID 5 are of low cost and are widely used commercial system.
QUESTION 8 Which RAID system offers the best protection for the least cost, which is widely...
What technique offers the best performance of any RAID configuration? Question 17 options: A) Mirroring B) Parity C) Thrashing D) Striping E) None of the above offer significant performance improvement
Considering a RAID system uses 16 hard drive disk to store user data, which of the following RAID architecture requires the least number of additional disks for redundancy? Question 1 options: A RAID 6 B RAID 2 C RAID 3 D RAID 1 Question 2 (3 points) Given the Hamming code diagram, which of the following statement is true? Question 2 options: A M=1, N=1 and K= 1 shows a status of no bit error B M=0, N=0 and K=...
Please Help with these Operating Systems questions thank you! 1. How is X-RAID or Hybrid RAID different than regular RAID levels? 2.Make a list of six security concerns for a bank’s computer system. Foreach item on your list, state whether this concern relates to physical,human, or operating-system security. 3. How would you protect against a port scan? 4. Calculate the total head movements for the following queues using: FCFS SSTF SCAN C-SCAN LOOK C-LOOK a. 76, 95, 73, 12, 150,...
Question 3 Inertial Survey Systems are widely used because of its low cost and accuracy. True/ False Question 4 The precision of the Geoid model is limits the use of GNSS survey for vertical control purposes. True/False Question 5 Due to variations in mass distribution and the rotation of the Earth, the Geoid is a flat surface. True/False Question 6 The Geoid is an equipotential gravitational surface. True/False
Question 11 To manage partitions and volumes use: format device manager disk management check disk Question 12 What is the speed of SATA 3.0 4 Gb/sec 3 Gb/sec 6 Gb/sec 1.5 Gb/sec Question 13 to combine storage spaces from two different hard disks into a single logical storage unit on your Windows computer. which is the BEST choice use dynamic disks and a spanned volume use dynamic disks and a simple volume use basic disks and a primary partition use basic disks and an extended partitionQuestion 14 What is the minimum number of disks needed to configure RAID...
QUESTION 5 When planning your migration from a physical environment to a virtual environment, which server would be a good candidate to migrate first? Highly utilized database server Development server Application server Primary file server QUESTION 6 Which of the following RAID configurations keeps an exact copy of the data on two disks and requires a minimum of two disks? RAID 5 RAID 6 RAID 0 RAID 1 QUESTION 7 Which type of hypervisor is created and deployed on a...
For the following questions, describe in detail what happens in a RAID-5 system when one disk fails. You may assume a system with 6 disks. ( 1 point) What happens when reading a piece of data from which the parity is stored on the failed disk? (1 point) What happens when reading a piece of data for which the actual data is stored on the failed disk? (1 point) If we replace the failed disk with a new disk, how...
Raid Gauloises. Raid Gauloises is a rapidly growing French sporting goods and adventure racing outfitter. The company has decided to borrow euro €21,000,000 via a euro-euro floating rate loan for four years. Raid must decide between two competing loan offers from two of its banks. Banque de Paris has offered the four-year debt at euro-LIBOR + 2% with an up-front initiation fee of 1.800%. Banque de Sorbonne, however, has offered euro-LIBOR + 2.5% a higher spread, but with no loan...
Based on the error corretion algorithm discussed in ch6, Assume data are processed in 2048 bits, in order to perform SEC-DED (single error correction and double error detection), what is the best length of the check bits? Question 5 options: A 13 B 14 C 11 D 12 Question 6 (3 points) Consider a magnetic disk drive with 8 double sided platters, 2000 tracks per disk surface. Each track has a capacity 2048 KBytes. Sector size is 2KBytes. Each disk...
C00002 00002 100002 Generator Neutral impedance Fig. 4. Schematic diagram of a generator protection system Question 5 (10 points): Fig. 4 shows a simplified schematic diagram of a generator protection system. The relay R is connected to a CT that measures the neutral current of the generator. Briefly explain what type of protection is provided by the relay. Is it a stator protection or rotor protection? Does the relay protect the generator against phase faults or ground faults? Answer in...