Answer:
The exec command by interpreter to start new process
Explanation:
On Unix systems, a call to the fork system must be made followed by a call to the e x e c system to begin a new process. The fork call clones the process that is currently running, while the executive call overlays a new process based on a different executable over the calling process.
It is seperate from Kernal because
It Read user commands or a script and execute them, generally turning them into one or more system calls. Is usual It is not part of the kernel since the command interpreter is subject to change.
The length of the pencil would most likely be measured in centimeters.
Answer:
B. Change the router's default administrative password.
Explanation:
Whenever a user purchase a router for wireless network, a default password has been set for the device, which can be easily accessible to different users on the internet or that particular network. This will lead to unsecured that particular user in terms of hacking or stealing data or personnel information easily.
To make sure the security of customer on private network, the technician should change the router default password.
Answer:
C. control unit.
Explanation:
A processor is a miniaturized central processing unit a in digital system that interconnects and controls the activities of other components in the device.
The components of a microprocessor are the bus, registers, cache memory, arithmetic and logical unit and the central or control unit.
The bus is the transportation medium for all activities in the processor. The registers like the accumulator and the B register are memory locations used to hold the operand of an operation.The cache memory holds data meant for immediate use by the processor. Arithmetic and logical unit carries out the various arithmetic and logical operation in the processor, while the control unit is responsible for handling or managing all activities in the processor.
