week 2 key takeaways

Question 1

which layer TCP/UDP works?

Answer 1

layer 4

Question 2

which layer IP works?

Answer 2

layer 3

Question 3

which layer http, dns?

Answer 3

layer 7

Question 4

which layer file format works?

Answer 4

layer 6

Question 5

which layer encryption happens?

Answer 5

layer 6

Question 6

which port for DNS?

Answer 6

53

Question 7

port for Imap?

Answer 7

143

Question 8

port for https?

Answer 8

443

Question 9

ftp data transfer port?

Answer 9

20

Question 10

ftm command control port?

Answer 10

21

Question 11

which exe for user logons?

Answer 11

winlogon.exe

Question 12

most frequently used root registry?

Answer 12

HKLM

Question 13

which exe happens when you click on desktop?

Answer 13

explorer.exe

Question 14

in windows, where all logs are stored in?

Answer 14

event viewer

Question 15

in linux, where all logs are stored?

Answer 15

/var/log

Question 16

which command for every application running and all dll files?

Answer 16

tasklist/m

Question 17

which command will show all services in use?

Answer 17

sc-query

Question 18

which command change your working directory?

Answer 18

cd

Question 19

which command list all active processes?

Answer 19

tasklist

Question 20

which command display all TCP connections?>

Answer 20

netstat

Question 21

what is windows IIS server?

Answer 21

web server

Question 22

what responds to security authentication requests?

Answer 22

DC-domain controller

Question 23

who is responsible for internal-private IP allocations?

Answer 23

DHCP

Question 24

what is OU?

Answer 24

organizational unit