COGNITIVE ASSESSMENT
On which of the following pointing devices can you control the pointer by sliding your fingertip?
A. mouse
B. digital tablet
C. touchpad
D. online pad
Answer: C
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The function substr_count() returns the total number of characters in a string.
Answer the following statement true (T) or false (F)
During the Cold War, defense contractors were required to shield sensitive computing systems and prevent electronic eavesdropping of any computer emissions. What did the U.S. Department of Defense call this special computer-emission shielding?
a. TEMPEST b. RAID c. NISPOM d. EMR
What is the cheapest way to double throughput to an overused server?
a. install a fiber connection b. upgrade network to gigabit c. add a router d. use bonding to connect two NICs on the server to the switch
A host that provides storage space for saving and retrieving files is called a _______.
A. server B. print server C. file server D. client-server