Online Access Free 600-502 Practice Test

Which command is used to find the string "connected" in file "controller.log", assuming a Linux environment?

• A.locate "connected" controller.log
• B.grep "connected" controller.log
• C.search "connected" controller.log
• D.find controller.log "connected"

Which option describes the role of Garbage Collection, which is a built-in feature in several modern programming languages such as Java?

• A.to reclaim the memory allocated to objects that can no longer be referenced
• B.to trigger the "Empty Recycle bin" operation from within a program running on systems that are based on Microsoft Windows
• C.to reset memory cells that have failed CRC checks
• D.to eliminate "dirty bits" from packet headers as they are received by network socket
• E.to be used by developers as a tool to clean up the system environment after each test run of the program

Which three options are valid HTTP/1.1 methods? (Choose three.)

• A.EXECUTE
• B.POST
• C.PUT
• D.GET

In Unified Model Language, which diagram describes the interaction between objects?

• A.the use case diagram
• B.the sequence diagram
• C.the class diagram
• D.the component diagram

Refer to the exhibit

Which option is the correct expression of the static route in JSON?

• A.["destination". "10.0.0.0", "netmask". "255.255.255.0", "nexthop". "192.168.1.1"]
• B.{"destination". "10.0.0.0", "netmask". "255.255.255.0", "nexthop". "192.168.1.1"}
• C.{destination. 10.0.0.0, netmask. 255.255.255.0, nexthop. 192.168.1.1}
• D.[destination. 10.0.0.0, netmask. 255.255.255.0, nexthop. 192.168.1.1]