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IT Essentials Chapter 1 Exam Form A

Refer to the exhibit. Which type of adapter is shown?

The image shows an adapter with an RJ-45 socket on the back plate.

This is a flash item. Please click below to answer this item.

This is an interactive flash based task that is inaccessible. Descriptions are provided for your information.

Drag the description on the left to its RAID level on the right. Each RAID level can have 2 descriptions.

The descriptions are:

• highest performance
• disk mirroring
• combination of data striping and parity
• data striping without redundancy
• ability of data to be rebuilt with information from the other drives
• high performance and high protection because all data is duplicated

The RAID levels are:

• RAID 0
• RAID 1
• RAID 5

Refer to the exhibit. Which type of video card expansion slot is depicted?

The image shows a video card expansion slot with 66 contacts.

This is a flash item. Please click below to answer this item.

This is an interactive flash based task that is inaccessible. Descriptions are provided for your information.

Drag the description on the left to its matching cable type on the right.

The descriptions are:

• 7 pin cable that connects to an external hard drive
• can support up to 15 devices and must be terminated at the end of the chain
• 6 pin mini DIN connector for a keyboard or mouse
• transmits 8 bits of data at one time and uses the IEEE 1284 standard
• uses either a DB-9 or DB-25 connector and transmits one bit of data at a time

The cable types are:

• SCSI
• PS/2
• serial
• parallel
• eSATA

Refer to the exhibit. Which type of cable is shown in the graphic?

The image shows a cable with a 9 pin male connector on one end and a 9 pin female connector on the other end.