問題詳情
51.關於全加器與全減器之敘述，下列哪些正確？
(A)全加器的和與全減器輸出的差(Difference)電路相同
(B)在全加器的進位輸出接反閘可變成全減器的借位輸出
(C)可用二個半加器與或閘組成全加器，也可用兩個半減器與或閘組成全減器
(D)可並接 4 個全加器可組成 4 位元加法器，也可並接 4 個全減器可組成 4 為元減法器
(A)全加器的和與全減器輸出的差(Difference)電路相同
(B)在全加器的進位輸出接反閘可變成全減器的借位輸出
(C)可用二個半加器與或閘組成全加器，也可用兩個半減器與或閘組成全減器
(D)可並接 4 個全加器可組成 4 位元加法器，也可並接 4 個全減器可組成 4 為元減法器
參考答案
答案：A,C,D
難度：非常困難0.0588235
統計：A(4),B(3),C(5),D(3),E(1)
內容推薦
- It’s boring to stay home on weekends. You can ________ go to the movies or take a trip in the cou
- ___ takes Jimmy a week to prepare for the exam. (A) This (B) That (C) It(D) Those
- 何者辦公室面積最小？(A)行政院秘書長 (B)行政院副秘書長 (C)二級機關或相當二級機關首長 (D)一級機關一級內部單位正副主管
- 四、克漏字測驗 8% 【題組】( ) (A) will be (B) was (C) is going to be (D) is
- 何者辦公室面積最大？ (A) 一般人員 (B)四級機關或相當四級機關正副首長 (C)行政院副秘書長 (D)二級機關或相當二級機關首長
- ________ of the gift boxes are already put under the Christmas tree.(A) One (B) Any (C) All (D)
- 【題組】Today is Mr. and Mrs. Brown’s anniversary(結婚紀念日). Mr. Brown bought her wife a diamond ring,an
- 【題組】Have you seen the m c show? The man can turn the flower into a bird.
- There are _____ in the bookstore.(A) many kinds of book (B) many kinds of books(C) many kind book
- 慈竹風催所指為何？(A)男壽 (B)女壽 (C)女喪 (D)男喪
內容推薦
- 依地方制度法之規定，直轄市議會議決之自治條例與中央法律牴觸時，下列敘述何者錯誤？ (A)該自治條例無效 (B)行政院得函告該自治條例無效 (C)該自治條例是否牴觸中央法律有疑義時，得聲請司法院解
- 何者並非指男喪？(A)齒德俱尊 (B)道範長存 (C)泰山其頹 (D)南極斂芒
- 【題組】膠水
- 【題組】(A) in (B) on (C) with (D) about
- Many students give up in math because some of the math questions are too difficult ________.(A) so
- 各機關對於申請檔案案件之准駁，應自受理之日起幾日內，以書面通知申請人？(A)10日 (B)15日 (C)20日 (D)30日
- ( )It was a(n) ______ that no one in the house was hurt when it fell down in the earthquake.(A)mir
- 【題組】Jerry did not answer the phone, so I sent him a text m e instead.
- 五、閱讀測驗 15% (每題三分) Are you a heads-down tribe member? Today, thereare more and more people keepin
- The baseball game is getting _____.(A) most and most interesting (B) more interesting and more in
- Son：Mom, Tina and I _____ fireworks（煙火）on New Year’s Eve. That day is my_____birthday.Mom：OK. Hav
- 依據2015 Guideline of Taiwan Society of Cardiology and Taiwan Hypertension Society for the Manageme
- 依司法院釋字第 499 號解釋之見解，有關修憲代表之敘述，下列何者正確？ (A)修憲代表應定期改選，絕無例外 (B)修憲代表之任期，由修憲代表以修憲方式自我延長，法理上並無不妥之處 (C)修憲
- （ ）When I lived in the town, I ________ fishing with my brother every day.(A) go (B) to go (C) go
- 10 A: Tom hasn’t finished his homework. B: _____(A)So have I. (B) So do I. (C) Neither have I. (D) N
- 【題組】( ) (A) will stay (B) stayed (C) are staying (D) were staying
- 關於題辭之使用，何者有誤？(A)喜德寧馨—祝賀生女 (B)祥徵虺夢—賀生女 (C)玉燕投懷—賀生子 (D)螽斯之吉—賀生子
- 依職業訓練機構設立及管理辦法規定，繳納職業訓練費用之學員於開訓前退訓者，職業訓練機構應依其申請，退還所繳費用多少？(A)5成(B)6成(C)7成(D)8成。
- If Chris _______ the test, he will be very happy.(A)pass (B) will pass (C) passes (D) passing
- 【題組】(A)not only; but (B)so; nor(C)either; or (D)such; that
- 一變壓器在定電壓與額定電流下其頻率由 60 Hz 改為 50Hz，則下列哪些正確？(A)鐵損減少(B)鐵損不變(C)銅損減少(D)銅損不變
- 【題組】(A) in (B) on (C) with (D) about
- I kept playing soccer _______ I was 13 years old. (A) if (B) until (C) when (D) although
- 【題組】Mary: Can you recognize（認識）the new vocabulary（字彙）? Lucy: No, Let’s look it up（查閱）in th
- 病人22歲女性外籍看護因有數天的間歇性心悸及眩暈，雇主急送急診部求醫。其身體檢查：急病癥，血壓，88/72mmHg；脈跳，144/分，不規則；呼吸，28/分；肺部無濁音；心臟，有RV heavin