a product designer must decide if a redundant component is cost-justified in a product. the product in question has a critical component with a probability of 0.98 of operating. product failure would involve a cost of $20,000. for a cost of $100, a switch and backup component could be added that would automatically transfer the control to the backup component in the event of a failure. should the backup component be added if its operating probability is also 0.98?
q4.4: we add an l2 cache (the earlier cache is the l1 cache), which has a hit time of 20 cycles. we run a program that exhibits an 80% l1 hit rate, and a 95% l2 hit rate (note that the l2 hit rate only counts accesses that miss on the l1 cache). our miss penalty is still the 100 clock cycles needed to access main memory. what is the amat for this cache setup on this program?
a set of self-replicating program instructions that surreptitiously attaches itself to a legitimate executable file on a host device is a (an):
why are archaeologists interested in reconstructing prehistoric trade networks? how do archaeologists determine the extent of prehistoric trade?
in a switch that disables vtp, an engineer configures the commands vlan 30 and shutdown vlan 30. which answers should be true about this switch?
which of the following is true about a vpn? group of answer choices it appears as a secure connection, though it is not. it utilizes private networks instead of the public network. it encrypts messages to ensure secure transmissions. it does not provide users with remote access.
5. emelia is a network consultant. she is helping a client upgrade its aging network infrastructure. when designing elements of the network, what can she do to prevent broadcast storms and provide for a redundant network connection in the event of physical cable or switch failure?
what is the difference between a host and an end system? list several different types of end systems. is a web server an end system?
you have users who need to do some programming projects in the python programming language. what yum command should you use to find out if there is a python package available to install on the linux server?
which ethernet type is based logically on a star topology with a central switch; when one node on the network wishes to communicate with another node, the switch sets up a direct connection between the two?
when installing a router bit in the router table: a. the collet and lock nut should be above the table. b. the collet may be tightened by hand. c. the collet may be tightened with one wrench. d. use pliers.
suppose you have stored a long string in the text variable and would like to remove punctuation marks from it, then store the modified string in the text2 variable. which javascript statement should you use?
which of the following is not true about agile development? group of answer choices good end user collaboration lack of design documentation decreased development time slow response to changing dynamics
True or false? a text file contains bytes of data that represent characters from a particular character set such as ascii or unicode.
What security risk management term means the method or technique a hacker uses to compromise a system?.
