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Lpi Linux Professional Institute Web Development Essentials Exam 030 (030-100日本語版) Sample Questions:

1. Node.js で非同期操作を使用する主な利点は何ですか?

A) コードの実行が高速化されます。
B) メモリ使用量を自動的に最適化します。
C) JavaScript で強力な型付けを強制します。
D) Node.js サーバーが複数のリクエストを同時に処理できるようになります。

2. Express.js では、EJS テンプレートはどのようにレンダリングされますか?

A) res.ejs(テンプレート名, データ)
B) res.send(テンプレート名、データ)
C) res.template(テンプレート名, データ)
D) res.render(テンプレート名, データ)

3. NodeJS で SQL インジェクションを防ぐためのベストプラクティスは次のどれですか?

A) ユーザー入力をSQLクエリに直接連結する
B) 正規表現を使用して入力をサニタイズする
C) 準備されたステートメントまたはパラメータ化されたクエリの使用
D) コード内にデータベースの資格情報を保存する

4. Web セッションにおけるセッション ハイジャックとは何ですか?

A) セッションデータを保存するためのCookieの使用
B) 攻撃者がユーザーのセッションを乗っ取るタイプのサイバー攻撃
C) セッションをあるユーザーから別のユーザーに合法的に転送するプロセス
D) セッションのセキュリティを強化する方法

5. HTML では、<img> タグの alt 属性の目的は何ですか?

A) 画像にスタイルを適用する
B) 画像ソースを変更するには
C) セカンダリイメージを指定する
D) 画像の代替テキストを提供する

Solutions: