What does the following commands do?

What will be an ideal response?


(who; date) & (cat temp; uname & whoami)
The two command groups in parentheses run in parallel under separate shells. Under the first group, the who and date commands execute one after another. Under the second group, the cat temp command runs first and then the uname and whoami commands run simultaneously.

Computer Science & Information Technology

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Write Boolean expressions that represent the given English expressions. Assume any variables used have been declared and initialized.

a) alpha is greater than 1 b) x is odd c) x and y are odd d) ch is an upper case alphabetic character (between 'A' and 'Z'). e) digit, which is f type char, has value that is indeed a digit.

Computer Science & Information Technology

EX 7.5. Write code that sets each element of an array called nums to the value of the contstant INITIAL.

What will be an ideal response?

Computer Science & Information Technology

Software protection includes all but which of the following?

A. Firewall B. Antivirus C. Antispyware D. Adware

Computer Science & Information Technology

Which of the following speeds BEST represents the speed of the memory when installing DDR2 at 800 MHz and DDR2 at 600 MHz?

A. 600 MHz B. 700 MHz C. 800 MHz D. 1400 MHz

Computer Science & Information Technology