What is the default TCP destination port number or number combination that is used for SSH connections?
- 20/21
- 22
- 23
- 25
- 80
Answer: 22
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IT Essentials
- Which two activities are normally controlled by the Northbridge part of the chipset? (Choose two.)
- A technician looks at a motherboard and sees a 24-pin connector. What component would connect to the motherboard through the use of this 24-pin connector?
- What type of connector can be used to connect an eSATA interface to an external SATA drive?
- What are two factors that must be considered when choosing a computer case? (Choose two.)
- Which memory module has a front side bus speed of 200 MHz?
- Which component controls the communications and interactions between the CPU and other components on the motherboard?
- Which two storage devices use a magnetic medium for storing data? (Choose two.)
- Which type of memory is primarily used as cache memory?
- Which type of fastener is loosened and tightened with a hex driver?
- Which tool is designed to loosen or tighten crosshead screws?
- What are three important considerations when installing a CPU on a motherboard? (Choose three.)
- What are two examples of settings that can be changed in the CMOS settings? (Choose two.)
- Which statement describes the purpose of an I/O connector plate?
- Where is the saved BIOS configuration data stored?
- What is the advantage of using signed drivers?
- A technician is assembling a new computer. Which two components are often easier to install before mounting the motherboard in the case? (Choose two.)
- A technician has assembled a new computer and must now configure the BIOS. At which point must a key be pressed to start the BIOS setup program?
- What type of connector would be used to supply power to a PATA optical drive?
- Which two types of data should be backed up before troubleshooting a computer for a customer? (Choose two.)
- Which step of the six-step troubleshooting process is where a technician would ask the computer user to print a document on a newly installed printer?
- A customer reports that recently several files cannot be accessed. The service technician decides to check the hard disk status and the file system structure. The technician asks the customer if a backup has been performed on the disk and the customer replies that the backup was done a week ago to a different logical partition on the disk. What should the technician do before performing diagnostic procedures on the disk?
- What is the preferred method to remove a disc from an optical drive that fails to eject the disc?
- After a new PCIe video card is added, the computer seems to boot successfully but it will not display any video. The computer was working properly before the new video card was installed. What is the most likely cause of the problem?
- Which device is most likely to be affected by an incorrect setting saved in CMOS or an incorrect jumper setting?
- After a technician tests a theory of probable causes, what two actions should the technician take if the testing did not identify an exact cause?
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.