Which device uses a handheld operation system?
(a) A laptop
(b) A mainframe
(c) A personal computer
(d) APDA
Answer:
To make the number pad act as a directional arrow, we press
(a) Shift
(b) Num lock
(c) Caps lock
(d) Arrow lock
Answer:
Which type of device is the computer monitor?
(a) Software
(b) Processing
(c) Input
(d) Output
Answer:
A button that makes characters either upper or lower case and numbers to symbols
(a) Mouse
(b) Icon
(c) Monitor
(d) Shift key
Answer:
The key that must be pressed each time a new command or information is entered
(a) Delete
(b) Home
(c) Esc
(d) Return/Enter
Answer:
Devices that allow you to put information into the computer
(a) Type
(b) Print
(c) Output
(d) Input
Answer:
Which of the following is an example of an optical disk?
(a) Memory disks
(b) Data bus disks
(c) Digital versatile disks
(d) Magnetic disks
Answer:
Storage and memory differ with respect to which of the following characteristics?
(a) Speed
(b) Price
(c) Reliability
(d) All of these
Answer:
Where is data saved permanently?
(a) Printer
(b) CPU
(c) Memory
(d) Storage
Answer:
The frequency band used for radar relay-systems and television is
(a) VHF
(b) EHF
(c) UHF
(d) VLF
Answer: