Answer:
Dennis Ritchie
C was originally developed at Bell Labs by Dennis Ritchie between 1972 and 1973 to make utilities running on Unix
The command that the technician will use to carry out the moving of the file is; Option C; mv widget.txt /home/fred
<h3> Linux Commands</h3>
In Linux, If we want to move files, we make use of the "mv" command which is quite similar to the cp command. The only difference being that with mv command, the file is physically moved from one place to another, whereas with cp, it is being duplicated.
Since the technician wants to move the filled called widget.txt from the current directory to /home/fred, then he will make use of the "mv" command.
Read more about LINUX at; brainly.com/question/25480553
Answer:
C - testing
Explanation:
quality assurance is another name for verifying something. so when you verify software, you test the software.
Answer:
Keep the knees and hips at 90-degree angles and the wrists straight.
Explanation:
From computer ergonomics, sitting at a desk and typing can affect the back, cause discomfort and sometimes injury. To protect the back, always sit with the knee and hips positioned at 90 degree while keeping the wrist straight and also position the equipment appropriately to always suite this posture.
Answer:
64 bits.
Explanation:
Secure Hash Algorithms (SHA) :- These are a family of cryptographic hash functions. There are basically four types of secure hash algorithms for generating cryptographically secure one-way hash.They are as following:-
SHA-0
SHA-1
SHA-2
SHA-3
SHA -2 consists of SHA-512 and the word size used by it is 64 bits.
