Which of the following is not true about earbuds?
A. They can be wired or wireless.
B. They are always designed to fit over your ears.
C. They often connect in the same jack where external speakers connect.
D. They can damage your ears if you turn the volume up too loud.
Answer: B
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. An instructor has a classroom with 5 rows of seats and 8 seats in each row. She wants to use an array to represent hold the students’ names as they are seated in the classroom. Which of the following is a possible correct declaration?
a) int rows = 5; int seats_per_row = 8; string plan [rows - 1] [seats_per_row - 1]; b) const int rows = 5; const int seats_per_row = 8; string plan [rows, seats_per_row]; c) int rows = 5; int seats_per_row = 8; string plan [rows] [seats_per_row]; d) const int rows = 5; const int seats_per_row = 8; string plan [rows] [seats_per_row];
A(n)______________ declaration imports one static member.
Fill in the blank(s) with the appropriate word(s).
With most ISPs, a(n) ______________ server will provide your computer with the proper TCP/IP information.
A. SMTP B. WWW C. Telnet D. DHCP
Which of the following uses port 23 by default?
A. TELNET B. IMAP C. FTP D. SNMP