Multimode optic cables are usually longer than single mode cables. Sharp cable bends lead to weaker signal at the end of the cable.

• Statements 1 and 2 are both true.

• Statement 1 is true and statement 2 is false.

• Statement 1 is false and statement 2 is true.

• Both statements 1 and 2 are false.

Match the correct functionalities together: (1) IaaS (2) Hybrid (3) SaaS (a) Combination of public and private (b) Applications are hosted externally (c) Hardware is outsourced.

• 1-a; 2-b; 3-c

• 1-b; 2-c; 3-a

• 1-c; 2-a; 3-b

• 1-b; 2-a; 3-c

Which of the following items is NOT mandatory in a Fibre Channel SAN?

• Storage device

• Fibre Channel switch

• Fibre Channel HBA

• Windows operating system

Application program interface (API) is a set of routines, protocols, and tools for building software applications.

• TRUE

• FALSE

Statement 1: A company should know what the Cost Of Downtime is to determine the backup strategy. Statement 2: For the business continuity it is not important to determine the RTO.

• Statement 1 and Statement 2 are both True.

• Statement 1 is True; Statement 2 is False.

• Statement 1 is False; Statement 2 is True.

• Statement 1 and Statement 2 are both False.

Which of the following methods provides the best RTO?

• Disk-To-Tape

• Disk-To-Disk-To-Tape

• Replication

• Virtual Tape Library

Depending on the amount of data to be backed up, which of the types are actual backup methods?

• Real-time backup

• Full backup

• Incremental backup

• Differential backup

The recovery point objective (RPO) is used to identify how much time lies between two backups.

• TRUE

• FALSE

Select the correct statements that describes Mean Time Between Failure(MTBF).

• MTBF can accurately pinpoint the time of failures of the hard disks.

• The higher the MTBF, the hard disk will have shorter lifespan expectancy.

• MTBF is used to measure the reliability of hard disks.

• MTBF is the predicted elapsed time between inherent failures of hard disks.

It is a hard-disk failure that occurs when a read-write head of a hard disk drive comes in contact with its rotating platter, resulting in permanent and usually irreparable damage to the magnetic media on the platter surface. Which of the following fits the above description?

• Electrical Failure.

• Bad Platter Area.

• Bad Sector.

• Head Crash.