An administrator receives multiple reports that users cannot access a secure website hosted on a server the administrator manages. The administrator investigates and discovers that the reason users cannot access the secure site is because:
A. port 22 is closed.
B. port 80 is closed.
C. port 443 is closed.
D. port 3389 is closed.
Answer: C. port 443 is closed.
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On a traditional IBM mainframe, each __________ contains a command code that specifies the operation to be performed (e.g., read, write, or seek), a data address, a byte count, and several flags.
a. CAW b. CCW c. CSW d. PSW
The ____ file contains the clients that are allowed to use NFS.
A. /etc/hosts.allow B. /etc/hosts.let C. /etc/hosts.grant D. /etc/hosts.permit
Every high-level computer programming language contains a ____ statement that you can use to code any loop, including both indefinite and definite loops.
A. do B. while C. for D. count
The ________ contains a list of blocks that can control the order that actions are executed or help structure the macro
Fill in the blank(s) with correct word