The answer is (A) Close up or Close space
Basically, the best way to learn proofreading marks is to
constantly use them and to try and memorize them. In the example above, the
marks are categorized as those for inserting, deleting and changing text. In
this case the marks represent delete character and close up. The numbers after
correction would be (333-1122)
The answer is (C) broadband cellular networks
Over the past decade, a majority of the mobile service providers have built 3G networks that use packet-switching technologies. Over time, 3G evolved into HSPDA which is five times faster than 3G. Predictably, 4G networks are now commonplace and are built from LTE and Mobile WiMAX.
By Tx/Rx reverse the technician can address this issue.
C. Tx/Rx reverse
<u>Explanation:</u>
Technician has to trouble the laptop, since the laptop is connected and got internet while is the network resources inside the office. But if he connects the same laptop in research lab end user is not connected
Following troubleshooting to made
1. Routing is done properly
2. Any packet dropping by using TRACE command in windows operating system.
Since DHCP is used in office, whereas same type is not used in research lab. End user can try TX/RX reverse cable to connect in the research laptop.