The hash value i - Study guides, Class notes & Summaries

Record - Answer- Data structure that stores subitems, often called fields, with a name associated with each subitem. Array - Answer- A data structure that stores an ordered list of items, with each item is directly accessible by a positional index. homogeneous data elements linked list - Answer- Data structure that stores *ordered* list of items in nodes, where each node stores data and has a pointer to the next node; can have multiple subitems. Binary tree - Answer- A data structure...

AQA A-level COMPUTER SCIENCE 7517/1 Paper 1 Question Paper + Mark scheme [MERGED] June 2022 IB/G/Jun22/E12 7517/1 Time allowed: 2 hours 30 minutes Materials For this paper you must have: • a computer • a printer • appropriate software • the Electronic Answer Document • an electronic version and a hard copy of the Skeleton Program • an electronic version and a hard copy of the Preliminary Material • an electronic version of the Data Files and You must not use a ...

CISA Exam 14, 13 mc, 10 mc 55 Questions with Verified Answers (CISA exam, adapted) Authentication is the process by which the: system verifies that the user is entitled to enter the transaction requested. user identifies him- or herself to the system. system verifies the identity of the user. user indicates to the system that the transaction was processed correctly. - CORRECT ANSWER system verifies the identity of the user. (CMA exam, adapted) Data processing activities may be classi...

PHP Test 1. What is the best practice for running MySQL queries in PHP? Consider the risk of SQL injection. Answers: 1. Use mysql_query() and variables: for example: $input = $_POST[‘user_input’]; mysql_query(“INSERT INTO table (column) VALUES (‘” . $input . “‘)”); 2. Use PDO prepared statements and parameterized queries: for example: $input= $_POST[“user-input”] $stmt = $pdo- >prepare(‘INSERT INTO table (column) VALUES (“:input”); $stmt- >execute(array(...

What is the most common form of authentication that is most likely to be entered incorrectly? A password is most likely to be entered incorrectly; the user may forget the password or may have the Caps Lock key set up incorrectly. When I purchase a new wireless access point, what should I do first? When purchasing any device, you should change the default username and password as many of these are available on the internet and could be used to access your device. What is password ...

access plan - Answer A set of instructions generated at application compilation time that is created and managed by a DBMS. The access plan predetermines how an application's query will access the database at run time. algorithms - Answer A process or set of operations in a calculation. automatic query optimization - Answer A method by which a DBMS finds the most efficient access path for the execution of a query. B-tree index - Answer An ordered data structure organized as an upside-down...

WGU C173 Scripting and Programming – Foundations Final Objective Assessment What is instantiation? Creating instances of a class What is abstraction? Focus on the essential qualities of something rather than one specific example. For example, if I say a table you have an idea of what I mean even though I didn't say if it was wood/glass or big/small. This is the essential idea behind creating classes. What is encapsulation? Surrounding something, not just to keep the contents together, but al...

CompTIA security + part 4 Exam 250 Questions with Verified Answers 751.SIM (subscriber identity module) - CORRECT ANSWER 751.A small chip card that identifies the user and phone number of a mobile device, via an International Mobile Subscriber Identity (ISMI). meter - CORRECT ANSWER 752.A utility meter that can submit readings to the supplier without user intervention. 753.SoC (system-on-chip) - CORRECT ANSWER 753.A processor that integrates the platform functionality of multiple logic...

Domain 4 CISA Exam 325 Questions with Verified Answers what identifies and locates assets within a limited radius? - CORRECT ANSWER RFID- Radio Frequency Identification What uses radio waves to identify tagged objects? - CORRECT ANSWER RFID- Radio Frequency Identification In (RFID) Radio Frequency Identification, uses radio waves to identify TAGGED objects. What is included in a tag? - CORRECT ANSWER A tag includes a microchip and antenna. Microchip stores info and Antenna transmits inf...

A A security administrator suspects an employee has been emailing proprietary information to a competitor. Company policy requires the administrator to capture an exact copy of the employee's hard disk. Which of the following should the administrator use? A. dd B. chmod C. dnsenum D. logger THIS IS THE ORDER AS FOLLOWS: ssh-keygen -t rsa ssh-copy-id -i ~/.ssh/id_ user@server chmod 644 ~/.ssh/id_rsa ssh root@server DRAG AND DROP SIMULATION (SEE IMAGE) Firewall 1:DNS Rule ...