The time it takes a storage device to locate stored data and make it available for processing is called ________ time
Fill in the blank(s) with correct word
access
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Which of the following statements is false?
a) Various events occur during an app’s lifecycle. b) The Suspending event occurs when an app transitions to the suspended state. c) Usually the Suspending event occurs because the app is no longer visible on the screen. This typically occurs when the user exits another app. d) The Resuming event occurs when the app transitions from suspended to running.
Which of the following statements about the ARPANET and the Internet is false?
a. The ARPANET was the precursor to today’s Internet. b. Today’s fastest Internet speeds are on the order of millions of bits per second with billion-bits-per-second (gigabit) speeds already being tested. c. Although the ARPANET enabled researchers to network their computers, its main benefit proved to be the capability for quick and easy communication via what came to be known as electronic mail (e-mail). d. The protocol (set of rules) for communicating over the ARPANET became known as the Transmission Control Protocol (TCP). TCP ensured that messages, consisting of sequentially numbered pieces called packets, were properly delivered from sender to receiver, arrived intact and were assembled in the correct order.
?You work for a company that is growing. Originally, all the users in all departments had access to all the data in the database. It is considered a security risk. What is an appropriate action to reduce the risk?
A. ?Install a two-step login procedure, where the user has to key in additional information for logging in B. Install and provide stronger anti-virus software on the users' computers C. Tweak the firewall parameters so that outgoing traffic can be better controlled D. Assign roles and privileges to users so that only job-relevant data is accessible to the user.
A JavaSpaces service provides the __________ operations.
a) read and write b) read, write and remove c) read, write and take d) read, write and put