Answer first using intuition and reasoning, without looking up the answer.
Which mechanism automatically assigns IP addresses to devices?
A. DNS B. DHCP C. HTTP D. FTP
Which technology encrypts web communications and makes eavesdropping more difficult?
A. HTTPS B. CSV C. DHCP D. JPEG
Which is most suitable for a Customer ID that uniquely identifies each customer?
A. 外部キー B. Primary key C. 暗号鍵 D. 公開鍵
total = 0. Repeat from 1 to 5, performing total = total + 2 each time. What is the final value of total?
A. 5 B. 7 C. 10 D. 15
What is binary 1010 in decimal?
A. 8 B. 10 C. 12 D. 14
What is the biggest problem with storing the original data and its backup on the same physical disk?
A. File name B. Both are lost if the disk fails C. Communication speed D. CPU
Which search method starts in the middle and repeatedly halves the search range?
A. Linear search B. Binary search C. Bubble sort D. Hash encryption
What is the sequence of tasks whose delay would delay the entire project?
A. FW B. Critical path C. GW D. Fail-safe
What attack uses a fake email to lead users to a fake website and trick them into entering IDs or passwords?
A. Phishing B. Defragmentation C. Backup D. Load balancing
What is it called when a normal case is incorrectly classified as abnormal?
A. True positive B. True negative C. False positive D. False negative