Try Cisco : 640-822 valid & accurate questions and answers
Updated: Sep 12, 2026
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Cisco 640-822 Exam Overview:
| Certification Vendor: | Cisco |
|---|---|
| Exam Name: | Interconnecting Cisco Networking Devices Part 1 |
| Exam Number: | 640-822 (ICND1) |
| Available Languages: | Japanese, English |
| Related Certifications: | Cisco Certified Network Associate (CCNA Routing and Switching) |
| Exam Price: | $125 USD (historical, subject to change/retirement) |
| Real Exam Qty: | 45-55 |
| Exam Duration: | 90 minutes |
| Certificate Validity Period: | 3 years |
| Exam Format: | Simulations (simlets), Multiple choice multiple answer, Drag and drop, Multiple choice single answer |
| Passing Score: | Variable (historically around 804/1000) |
| Recommended Training: | Cisco Learning Network (CCNA/ICND resources) Cisco Official Training Courses |
| Exam Registration: | Cisco Certification Registration Pearson VUE Cisco Exams |
| Sample Questions: | Cisco 640-822 Sample Questions |
| Exam Way: | Computer-based exam delivered at Pearson VUE testing centers or online proctored (where available) |
| Pre Condition: | No formal prerequisites (entry-level certification; basic computer literacy recommended) |
| Official Syllabus URL: | https://www.cisco.com/c/en/us/training-events/training-certifications/certifications.html |
Cisco 640-822 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Network Fundamentals | - OSI and TCP/IP models
|
| Topic 2: Infrastructure Maintenance | - Troubleshooting methodology
|
| Topic 3: Infrastructure Services | - IP services
|
| Topic 4: LAN Switching Technologies | - VLANs
|
| Topic 5: Routing Fundamentals | - Routing concepts
|
Cisco Interconnecting Cisco Networking Devices Part 1 Sample Questions:
During the boot sequence, a 2600 series router needs to locate and load an operating system. What is the default order the router uses to find an operating system?
- A. Flash, TFTP server, RAM
- B. Flash, TFTP server, ROM
- C. ROM, TFTP server, Flash
- D. Flash, ROM, TFTP server
- E. Flash, NVRAM, TFTP server
Correct Answer: B 🗳️
Which statement is true for DSL?
- A. DSL is backward-compatible with analog voice.
- B. Very-high-data-rate DSL is an example of SDSL.
- C. DSL transmission occurs within a frequency range of 330 Hz and 3.3 kHz.
- D. The DSLAM is installed at the customer site.
Correct Answer: A 🗳️
Refer to the exhibit. Two 2950 switches connect through ports fa0/24 using a straightthrough cable. Based on the output that is shown in the exhibit and the information that is given, what can be concluded about this network?
- A. Port fa0/24 must be configured as a trunk in order for the switches to share neighbor information.
- B. STP can not be configured on a FastEthernet ports.
- C. An IP address and default gateway must be configured on each switch.
- D. The switches do not share the same VTP domain.
- E. The switches are cabled incorrectly.
Correct Answer: E 🗳️
Refer to the exhibit. HostA cannot ping HostB. Assuming routing is properly configured, what could be the cause of this problem?
- A. The address of SwitchA is a subnet address.
- B. HostA is not on the same subnet as its default gateway.
- C. The serial interfaces of the routers are not on the same subnet.
- D. The Fa0/0 interface on RouterB is using a broadcast address.
- E. The Fa0/0 interface on RouterA is on a subnet that can't be used.
Correct Answer: C 🗳️
A network administrator cannot connect to a remote router by using SSH. Part of the show interfaces command is shown.
router#show interfaces
Serial0/1/0 is up, line protocol is down
At which OSI layer should the administrator begin troubleshooting?
- A. physical
- B. data link
- C. network
- D. transport
Correct Answer: B 🗳️
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